84 results on '"Çevresel Faktörler"'
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2. Siyah Alaca Süt Sığırlarında Süt ve Döl Verim Özelliklerinin Makro Çevresel Faktörlere Göre Varyasyonu.
- Author
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KİBAR, Mustafa, BULUT, Emre, and AYTEKİN, İbrahim
- Abstract
Copyright of Anadolu Journal of Agricultural Sciences / Anadolu Tarım Bilimleri Dergisi is the property of Ondokuz Mayis Universitesi, Ziraat Fakultesi and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2024
- Full Text
- View/download PDF
3. BİTLİS RAHVA BÖLGESİ KONUT CEPHELERİNDE ESTETİK OLGUNUN İNCELENMESİ.
- Author
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ALPARMAK, Yüsra, AYKAL, F. Demet, and ERBAŞ ÖZİL, Meltem
- Abstract
The relationship between environmental elements and design, which is clearly taken into account in traditional buildings, and its semantic and formal aesthetics are ignored in today's buildings. Many of the new structures are designed without considering environmental conditions. An example of this is the lack of aesthetics in the housing structures produced in the Rahva region of Bitlis with the rapid population growth. The aim of this study is to examine the environmental factors and the aesthetic approach on the facades of the houses in the Rahva region, which is a new settlement, and to determine the problem of whether these facades are aesthetically pleasing to the users. The aim of the study is to analyze the visual perception of the residential building facades on the user in the Rahva region, where the new settlement is formed in Bitlis, within the framework of the environmental factors of the structural formation and in the context of aesthetic criteria, and to evaluate the obtained data in terms of design criteria in line with the user's preferences. It is aimed to be used in the design and shaping of new buildings to be built by adhering to the natural environmental factors and aesthetic shaping parameters of Bitlis. Within the scope of the study, the necessary literature review was made. Information about housing structures from relevant institutions and organizations, on-site survey-analysis examinations, visual documentation and survey applications in the new texture were made. SPSS data analysis program was used to evaluate the survey data. The data obtained contributed to the design and evaluation of architectural products to be built in the future. [ABSTRACT FROM AUTHOR]
- Published
- 2024
- Full Text
- View/download PDF
4. Norduz Kuzularının Doğum Ağırlığı Üzerine Bazı Çevresel Faktörlerin Etkileri
- Author
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Ahmet Fatih Demirel
- Subjects
cinsiyet ,çevresel faktörler ,doğum ağırlığı ,doğum tipi ,norduz kuzusu ,Agriculture ,Agriculture (General) ,S1-972 - Abstract
Bu çalışma, Norduz kuzularının doğum ağırlığına cinsiyet, doğum tipi, ana yaşı, doğum yılı ve doğum ayının etkilerinin belirlenmesi amacıyla yapılmıştır. Ayrıca, kuzuların doğum ağırlığı ile ananın doğumdaki ağırlığı arasında bir ilişki olup olmadığı da değerlendirilmiştir. Çalışmada, Van Yüzüncü Yıl Üniversitesi Hayvancılık Uygulama ve Araştırma Merkezi Müdürlüğü bünyesinde 2021-2023 yılları arasında yetiştirilen toplam 196 Norduz kuzusunun doğum ağırlıkları ile analarının doğumdaki ağırlıklarına ait kayıtlar kullanılmıştır. Kuzuların ortalama doğum ağırlığı 4,28±0,85 kg olarak tespit edilmiştir. Kuzuların doğum ağırlığına doğum tipinin ve doğum yılının etkisi istatistiki olarak anlamlı bulunmuştur. Ancak, doğum ağırlığına cinsiyet, ana yaşı ve doğum ayının etkisinin olmadığı belirlenmiştir. Ayrıca, Norduz kuzularının doğum ağırlığı ile analarının doğumdaki ağırlığı arasında önemli düzeyde pozitif korelasyon tespit edilmiştir. Sonuç olarak, tek doğan kuzuların doğum ağırlığının ikiz doğanlara göre daha ağır olduğu ve 2021 yılında doğan kuzuların, 2022 ve 2023 yıllarında doğanlara göre daha yüksek doğum ağırlığına sahip olduğu belirlenmiştir.
- Published
- 2024
- Full Text
- View/download PDF
5. Environmental Factors Affecting Economically Important Traits of Anatolian Buffalo in Yozgat.
- Author
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KAPLAN, Yusuf and TEKERLİ, Mustafa
- Subjects
WATER buffalo ,CATTLE reproduction ,MILK yield ,CATTLE parturition - Abstract
Copyright of Kocatepe Veterinary Journal / Kocatepe Veteriner Dergisi is the property of Afyon Kocatepe University, Faculty of Veterinary Medicine and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2024
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- View/download PDF
6. Plant species diversity and environmental factor relations in black pine, brutian pine, crimean juniper and oak forests
- Author
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Halil İbrahim Ürkmez and Serkan Gülsoy
- Subjects
biodiversity ,environmental factors ,vegetation covace ,stand type ,elevation ,biyoçeşitlilik ,çevresel faktörler ,vejetasyon örtüsü ,meşçere tipi ,yükselti ,Forestry ,SD1-669.5 - Abstract
In this study, plant species diversity in Black pine, Red pine, Crimean juniper and oak forests in Dursunbey (Balıkesir) district was associated with some environmental variables and stand characteristics. Diversity calculations were performed at alpha, beta and gamma levels by using alternative indices (Shannon-Wiener, Simpson, Whittaker) and numerical transformations. According to the results of linear correlations and modeling analysis, alpha plant diversity was found to be higher in the forests where black pine (Pinus nigra), red pine (Pinus brutia), and juniper (Juniperus excelsa) species are dominant compared to oaks. In addition, the valley or canyon landforms contributed significantly to the alpha species diversity in these forests. Alternative scales used in the study caused significant differences in beta diversity. In the calculations made according to the data of 4 sub-samples of 20x20m, beta diversity was found to be the highest in oak forests, whereas in the data obtained from the main sample areas of 100x100m, on the contrary, the lowest beta diversity was calculated in oak forests and the highest in black pine forests. The degree of the canopy of the stands made a significant difference in beta diversity. Beta diversity is highest in discontinuous stands (1-10%), and the lowest in full canopy stands (71-100%). The most significant environmental variable for beta diversity was elevation. Changing climatic conditions and geomorphological heterogeneity due to the increase in elevation in the forests of the district have led to an increase in beta diversity. No statistically significant relationship was found between environmental variables and gamma diversity.
- Published
- 2023
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7. Investigations on Calving Interval and Dry Period in Anatolian Buffaloes Reared in Kütahya Province.
- Author
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ALKOYAK, Kürşat, KAPTAN, Cüneyt, and YÜKSEL, Mehmet Akif
- Subjects
CATTLE parturition ,BUFFALOFISHES ,AGRICULTURE ,REPRODUCTION ,LIFE sciences - Abstract
Copyright of Kocatepe Veterinary Journal / Kocatepe Veteriner Dergisi is the property of Afyon Kocatepe University, Faculty of Veterinary Medicine and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2023
- Full Text
- View/download PDF
8. Pediatric burns and the leading factors of burn injury
- Author
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Abdulkadir Başaran and Özer Özlü
- Subjects
burns ,pediatric patients ,preschool age ,environmental factors ,yanık ,çocuk hastalar ,okul öncesi yaş ,çevresel faktörler ,Medicine (General) ,R5-920 - Abstract
Objective: Burn trauma is an important health problem especially in children who are mostly the affected group as they are not fully capable of protecting themselves from injuries. The aim of this study is to present the clinical features of preschool pediatric burn patients treated in our tertiary reference burn center and highlight the main factors leading to burn injury. Material and Methods: This study was conducted between 1 January 2021 and 30 June 2021 in our tertiary burn center. A total of 123 patients at preschool age who were hospitalized are included in this cross-sectional study. The clinical features, burn etiology and the environmental factors leading to burn injury were obtained from patient files, hospital registry and face to face interviews with parents of hospitalized children. Results: The mean age of the study population was 2.40±1.3 years. The etiology of burn was mainly scalds (%87.8) followed by flame (%10.6) and electrical burns (%1.6). Among the patients 81 (%65.9) of them were living in urban area, 32 (%26) in rural area and 10 (%8.1) in tents or refugee camps. The household population was 5.53±2.3. The children were not alone (%84.6) during the burn injury and in %54.5 of cases the kitchen was the place of injury. Conclusion: Overcrowded conditions were prominent among the patients. Although there was an adult nearby at the time of injury there was lack of supervision by the caregiver. The burns are likely to occur in the kitchen where unsafe cooking and dining on the floor takes place. Therefore preventive strategies are required to imply the importance of simple safety measures for safe cooking and dining if the children cannot be kept away from the kitchen
- Published
- 2022
- Full Text
- View/download PDF
9. The Effects of Some Environmental Factors on Colostrum Quality in Anatolian Buffaloes.
- Author
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KUL, Ertuğrul, ŞAHİN, Aziz, and ABACI, Samet Hasan
- Subjects
COLOSTRUM ,ANIMAL industry ,CATTLE parturition ,MILKING - Abstract
Copyright of Anadolu Journal of Agricultural Sciences / Anadolu Tarım Bilimleri Dergisi is the property of Ondokuz Mayis Universitesi, Ziraat Fakultesi and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
- View/download PDF
10. Epigenetic Perspective in Schizophrenia: DNA Methylation Patterns.
- Author
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Karaaslan, Ezgi, Kartalcı, Şükrü, and Acar, Ceren
- Subjects
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DNA methylation , *EPIGENETICS , *NUCLEOTIDE sequence , *SCHIZOPHRENIA ,PSYCHIATRIC research - Abstract
Schizophrenia is a mental disorder characterized by delusions, hallucinations and various behavioral disorders. Affecting approximately 1% of the world's population, schizophrenia not only affects patients, but also other members of the society. Genetic and environmental factors play roles in the etiology of the disorder. Genetics, neurodevelopmental disorder, drug use, urban life, alone or together can be counted as the factors that cause the disorder. Despite increasing studies in recent years, the factors causing the formation of schizophrenia have not been fully clarified and more research is needed. Although genetic factors are risk factors for schizophrenia, it is thought that some environmental factors affect the emergence of the disorder. Epigenetic mechanisms regulate gene functions without changing the nucleotide sequence of DNA. DNA methylation is associated with schizophrenia, and methylation status studies have been conducted in many schizophrenia candidate genes. Examination of DNA methylation states will contribute significantly to psychiatric research. In this review, data published in global databases obtained from DNA methylation studies related with schizophrenia are summarized and their importance in schizophrenia is briefly discussed. [ABSTRACT FROM AUTHOR]
- Published
- 2022
- Full Text
- View/download PDF
11. LİSANS ÖĞRENCİLERİNİN RİSK TOLERANSI: DENEYSEL BİR ÇALIŞMA.
- Author
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SUMER, Serpil
- Abstract
Copyright of Bulletin of Accounting & Finance Reviews / Muhasebe ve Finans İncelemeleri Dergisi is the property of Muhasebe & Finans Incelemeleri Dergisi and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
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12. Güvenlik Algısına Etki Eden Faktörler Üzerine Bir İnceleme.
- Author
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TUNCER, Can Ozan and AKDEMİR, Naci
- Subjects
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FEAR of crime , *STRUCTURAL equation modeling , *SOCIAL capital , *LAW enforcement , *TRUSTS & trustees , *CRIME statistics - Abstract
Previous research suggests that the perceived safety is a complex phenomenon affected by various factors such as crime rates, physical and social characteristics of the neighborhood, police satisfaction and trust in law enforcement, individual differences, and social capital. The aim of this study is to address the knowledge gap regarding factors affecting perceived safety by examining the impact of satisfaction on perceived safety in terms of law enforcement satisfaction, neighborhood satisfaction, and fear of crime. The quantitative analysis (Mann-Whitney U, Kurskal Wallis H and Structural Equation Modelling) of a survey conducted in Istanbul suggested that neighborhood satisfaction has a stronger impact on perceived safety when compared to law enforcement satisfaction. Documenting that instrumental factors (success in preventing and combatting crime) affect law enforcement satisfaction more than normative factors (kind treatment by law enforcement and the sufficient number of police-gendarmerie personnel) is another novel contribution of our study. [ABSTRACT FROM AUTHOR]
- Published
- 2021
- Full Text
- View/download PDF
13. Evaluation of forest fragmentation with particular reference to landscape-based ecological assessment and wildlife conservation
- Author
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Derya GÜLÇİN and Tuluhan YILMAZ
- Subjects
peyzaj ekolojisi ,peyzaj karakter analizi ,peyzaj metrikleri ,çevresel faktörler ,yaban hayatı zenginliği ,landscape ecology ,landscape character assessment ,landscape metrics ,environmental factors ,wildlife richness ,Forestry ,SD1-669.5 - Abstract
Landscapes are composed of diverse units that associate with each other, and these units have different functions both in ecology and physiognomy. Thus, evaluating landscape character plays an important role for conserving bio-diversity, as well as spatial planning and management of habitats and landscapes. Determining and analyzing environmental factors is an important part of assessing the conservation value of landscape types. For its ecological value, stone pine, botanical name Pinus pinea L. was chosen to be evaluated according to the environmental parameters in this research, because of its scattered distribution around the Mediterranean basin. Although P. pinea L. does not have a widespread distribution, it is naturally found in five regions of Turkey. This research was conducted in three provinces (Muğla, Denizli, and Aydın), located in western Anatolia. Maps representing different classes of soil, geology, aspect, and slope were overlaid in ArcMap 10.5, and characterized by Landscape Character Assessment (LCA). A total of 309 character types were determined, according to tree species composition, represented by 4 variants of the P. pinea L. community. To assess fragmentation among 34 different stands, landscape metrics were calculated using Fragstats v4.2 software. Potential range for regenerating stone pine stands was suggested in this paper, which can be considered as habitat corridors providing connectivity between mature stands. Spatial variation in bird species composition, reflecting wildlife richness, was evaluated as evidence for forest fragmentation.
- Published
- 2020
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14. Turkey Pro-Arab Stand in the New Millennium: A Comparative Study.
- Author
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Kashiem, Mustafa A.
- Subjects
ISLAM ,SECULARISM ,INTERNATIONAL relations ,NEUTRALITY ,GLOBAL environmental change - Abstract
Copyright of Turkish Studies - Social Sciences is the property of Electronic Turkish Studies and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2021
- Full Text
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15. Diyarbakır Suriçi Bölgesi Geleneksel Konutlarında İklimsel Konfor Memnuniyetinin Değerlendirilmesi.
- Author
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ERGİN, Üyesi Şefika, SUNA, Kübra, YILMAZ, Mimar Özlem, and UYSAL, Üyesi Ersin
- Subjects
THERMAL comfort ,LAND settlement patterns ,CONSTRUCTION planning ,HOUSING satisfaction ,ENVIRONMENTAL engineering ,RESIDENTIAL energy conservation ,SQUATTER settlements - Abstract
Copyright of Online Journal of Art & Design is the property of Online Journal of Art & Design and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2020
16. MOBİLYA SEKTÖRÜNDE SÜRDÜRÜLEBİLİR TEDARİK ZİNCİRİ YÖNETİMİ PERFORMANS DEĞERLENDİRMESİ.
- Author
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Sağnak, Muhittin
- Subjects
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ANALYTIC hierarchy process , *SUPPLY chain management , *ENVIRONMENTAL economics , *SOCIAL order , *FURNITURE industry - Abstract
Nowadays, organizations give importance to environmental and social factors as well as economic factors in order to meet the needs of customers. The performance evaluation of the chain, defined as sustainable supply chain management, requires a holistic approach. In this context, in this study, a conceptual framework has been developed by considering economic, environmental and social factors in order to evaluate sustainable supply chain performance. The conceptual framework includes both qualitative and quantitative factors. Fuzzy Analytic Hierarchy Process (AHP) technique was used to calculate the relative importance weights of the factors. Total performance level was determined by weighted scoring method. Operational costs and environmental costs were identified as the most important factors, and the total sustainable supply chain management performance of the organization operating in the furniture industry was calculated. [ABSTRACT FROM AUTHOR]
- Published
- 2020
- Full Text
- View/download PDF
17. Kadın Azmağı'nın (Gökova Körfezi-Muğla) Su Kalitesi Yönünden Mevsimsel İncelenmesi.
- Author
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DÖNDÜ, Mustafa and ÖZDEMİR, Nedim
- Subjects
- *
WATER supply , *AGRITOURISM , *FISHERY sciences , *WATER temperature , *ELECTRIC conductivity , *CHLOROPHYLL , *DRINKING water quality - Abstract
Between June 2012 and May 2013, some physico-chemical parameter analyzes of water samples taken from 5 stations selected from strategic points of Kadın Azmağı Creek were analyzed in the Laboratory of Basic Sciences Department of Fisheries Faculty of Muğla Sıtkı Koçman University. Results of the study were determined as: water temperature (14.71-23.12°C), pH (6.70-8.10), electrical conductivity (3867-46779 µScm-1), salinity (3.00-30.90%o), dissolved oxygen (6.14-8.72 mgl-1), chlorophyll-a (0.0085-0.0098 mgl-1), BOD5 (0.68-2.52 mgl- 1), nitrate nitrogen (2.03-5.03 mgl-1), ammonia nitrogen (0.11-1.03 mgl-1) and ortho-phosphate (0.04-0.28 mgl-1). As a result, the most important environmental factors that pollute the Kadın Azmağı Creek on a seasonal basis have been identified as tourism and agricultural activities, restaurants operating along the rivers, secondary residences, apartments, wastewater and daily tour boats. At the same time, these physico-chemical analysis data were evaluated according to the Inland Water Resources Control Regulation. [ABSTRACT FROM AUTHOR]
- Published
- 2019
- Full Text
- View/download PDF
18. A study on some physico-chemical properties of Marmaris Bay (Southern Aegean, Turkey).
- Author
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Kaymaz, Şeyma Merve and Özdemir, Nedim
- Subjects
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WATER quality , *WATER pollution , *TOURIST attractions , *BAYS - Abstract
Marmaris Bay is in the area where the southwest corner of Turkey meets the Mediterranean Sea and Aegean Sea. It is a semi-enclosed bay and one of the popular tourism destinations of Turkey. To understand the spatial and temporal variation of water quality in the bay, this study was carried out between May 2011 and April 2012. Seven points were strategically selected and selected physico-chemical parameters in water samples were measured monthly. The ranges of these parameters found as (BDL: below detection limit); temperature: 14.31 to 27.16°C, pH: 7.40-8.93, dissolved oxygen: 4.20-8.50 mgL-1, electrical conductivity: 52.160-59.540 µScm-1, salinity: 34.34-39.84�, nitrite nitrogen: BDL-0.50 mgL-1, nitrate nitrogen: BDL-30.00 mgL-1, ammonium nitrogen: BDL-2.50 mgL-1, phosphate ion: BDL-4.00 mgL-1, and chlorophyll-a: 0.03-2.44 mgL-1. The results revealed that deterioration in water quality and pollution occurred mostly during the peak period of tourism in summer. [ABSTRACT FROM AUTHOR]
- Published
- 2019
19. Sarkoidoz Etiyolojisinde Genetik ve Çevresel Faktörlerin Etkisi.
- Author
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AYNACI, Engin, ERKAL, Burçin, HAYRETDAG, Ceyda, ALATLI, Büşra, YİLDIZ, Gamze, ARSLANEL, Ayşegül, and COŞKUNPINAR, Ender
- Abstract
Copyright of Turkiye Klinikleri Journal of Internal Medicine / Türkiye Klinikleri İç Hastalıkları Dergisi is the property of Turkiye Klinikleri and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2019
- Full Text
- View/download PDF
20. Liman Manevralarında Gerekli Römorkör Kuvveti ve Römorkör Sayısının Tespiti Üzerine Bir Araştırma
- Author
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Yusuf ZORBA and Selçuk NAS
- Subjects
Römorkör ,RBP ,Simülasyon ,Çevresel Faktörler ,Naval architecture. Shipbuilding. Marine engineering ,VM1-989 - Abstract
Artan gemi büyüklüğü ve gemi trafiğinin, limanlardaki manevra emniyeti açısından römorkör kuvvetlerine etkisini belirterek römorkör kuvvetlerinin, kullanılacak römorkör sayılarının ve emniyetli manevraların tespiti çalışmanın temel amacıdır. Römorkör kuvvetinin tespitine yönelik literatürdeki formüllerle uluslararası standartlar tespit edilmiş ve seçilmiş gemiler üzerinde belirlenmiş çevre koşullarının oluşturacağı dirençler hesap yöntemiyle bulunmuştur. İkinci aşamada ise bulunan değerler gemi manevra simülasyon yazılımında belirtilen çevresel koşullar altında test edilerek değerler karşılaştırılmıştır. Son olarak gerekli römorkör kuvvetinin en az kaç adet römorkör ile karşılanabileceği üzerinde durulmuştur. Seçilmiş olan gemi tiplerinin çalışacağı varsayılan bölgelerdeki en yüksek çevre koşullarının gemi üzerinde oluşturacağı direnç kuvvetleri ile manevralarda kullanılması gereken römorkör kuvvetleri sırasıyla %99, %83 ve %99 oranında benzerlik göstermiştir. Bunun yanı sıra kullanılması gereken en az römorkör adedi olarak literatürde belirtilen standartlara uygun olarak her biri en az 50 tonluk çekme gücüne sahip 4 adet römorkör kullanılmasının gerektiği görülmüştür. Simülasyon desteği ile gelmesi beklenen gemiler gelmeden planlanma, manevra alanlarını ve sınırlarını belirleme ve en önemlisi en yüksek çevresel koşullar altında gemiler için gerekli römorkör kuvvetinin tespiti yapılabilmektedir. Bundan daha da önemlisi gerekli römorkör kuvvetinin kaç adet römorkör ile sağlanabileceğinin tespiti için de simülasyon sistemleri son derece önemli karar destek yazılımı olarak görülmüştür.
- Published
- 2016
- Full Text
- View/download PDF
21. Düşme Öyküsü Olan Yaşlıların Ev Ortamlarının ve Düşme Risklerinin İncelenmesi.
- Author
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IRMAK, Hatice Selin, KARAASLAN, Tuğba, ARMAN, Nilay, TARAKCI, Ela, and AKGÜL, Ahmet
- Abstract
Copyright of Turkiye Klinikleri Journal of Health Sciences / Türkiye Klinikleri Sağlık Bilimleri Dergisi is the property of Turkiye Klinikleri and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2019
- Full Text
- View/download PDF
22. The Effect of Non-Genetic Factors on the Linear Type Traits in Brown Swiss Cows Reared in the Eastern Region of Turkey.
- Author
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Güler, Olcay, Aydın, Recep, Yanar, Mete, Koçyiğit, Rıdvan, and Diler, Abdulkerim
- Subjects
- *
BROWN Swiss cattle , *CATTLE genetics , *LACTATION in cattle , *STATISTICAL models , *UDDER - Abstract
The study was carried out to investigate the magnitude of non-genetic factors affecting linear type traits in Brown Swiss cattle. For this purpose, 474 observations for the 16 linear type traits on 135 cattle were made. Statistical model used in this research included fixed effects of herd, parity, scorer, stage of lactation, season at classification. Additionally, the age at classification was included to the model as linear and quadratic covariates. Average linear scores for chest width, body depth, angularity, foot angle, rear leg (side view), rear leg (rear view), rump angle, rump width, fore udder attachment, rear udder attachment width, rear udder attachment height, teat placement (rear view), teat placement (side view), teat length, central ligament and udder depth were 5.5±0.1, 6.1±0.1, 5.2±0.1, 4.7±0.1, 4.4±0.1, 4.4±0.1, 5.6±0.1, 5.0±0.1, 5.8±0.1, 5.4±0.1, 6.1±0.1, 5.1±0.1, 4.1±0.1, 5.8±0.1, 5.8±0.1, 6.6±0.1 respectively. Scorers did not have significant effect on all type traits except for the body depth and rear udder attachment width (P<0.01). On the other hand, herd, parity, stage of lactation as well as season at classification affected significantly most of the linear type traits. The linear and quadratic effects of age at classification on the most of linear type traits were also significant. Phenotypic correlations among the linear type traits were in low to medium range. [ABSTRACT FROM AUTHOR]
- Published
- 2018
- Full Text
- View/download PDF
23. Beton Üretiminin Karbondioksit Emisyonları Açısından Önemi: Toplumsal ve Çevresel Etkiler.
- Author
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ŞANAL, İrem
- Abstract
Copyright of Journal of Polytechnic is the property of Journal of Polytechnic and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2018
- Full Text
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24. SÜRDÜRÜLEBİLİR PAZARLAMADA EKONOMİK, SOSYAL VE ÇEVRESEL FAKTÖRLERİN ÖNEM DERECESİNİN BELİRLENMESİ: SÜT ÜRÜNLERİ ÜRETİCİSİ FİRMA ÖRNEĞİ
- Author
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ERDOĞAN, Zeynep, KILIÇ, İsmail Çağrı, AFŞAR, Yasin, and BÜYÜKKEKLİK, Arzum
- Subjects
Beşeri Bilimler, Ortak Disiplinler ,Humanities, Multidisciplinary ,Sürdürülebilir Pazarlama ,Ekonomik Faktörler ,Sosyal Faktörler ,Çevresel Faktörler ,ÇKKV - Abstract
Günümüzde tüketicinin değişen davranışları, istekleri, çevreye karşı artan hassasiyetleri işletme ve markaları bu değişimlere ayak uydurmaya ve faaliyetlerini sürdürülebilir bir pazarlama anlayışı ile gerçekleştirmeye zorlamaktadır. İşletmelerin yürüttükleri faaliyetlerde ekonomik, sosyal ve çevresel faktörleri göz ardı etmeden tüketicinin ihtiyaç ve isteklerini karşılaması beklenmektedir. Ancak, işletmelerin sektörleri ve ürünlerinin özellikleri açısından sürdürülebilir pazarlama faaliyetlerinde hangi faktör ve kriterleri önceledikleri farklılaşmaktadır. Bu bağlamda yapılan araştırmanın amacı, süt ürünleri üreten bir firmanın sürdürülebilir pazarlama kapsamında ekonomik, sosyal ve çevresel boyutların hangisine ne derecede önem verdiklerinin belirlenmesidir. Araştırmada çok kriterli karar verme tekniklerinden (ÇKKV) faydalanılarak firma açısından önceliklendirilen kriterler ve önem dereceleri belirlenmiştir. Araştırmayla ilgili firmanın ekonomik faktörlere yönelik önem düzeyinin, sosyal ve çevresel faktörlere göre daha yüksek olduğu sonucuna ulaşılmıştır. Firmanın sürdürülebilir pazarlama anlayışını bütüncül açıdan ele almadığı, çevresel faktörler için henüz örgüt kültürü ve yapılanmalarının olmadığı, buna yönelik devlet destek ve teşvikleriyle birlikte ancak bu sürece dahil olabileceklerini belirlenmiştir.
- Published
- 2022
- Full Text
- View/download PDF
25. Atların Yarış ve Yarışma Performansları Üzerine Etkili 1 Faktörler ve Performansı Artırma Yolları.
- Author
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KÖSEMAN, Abdurrahman and ŞEKER, İbrahim
- Abstract
Race and competition performance of horses, a quantitative character, is shaped by the influence of genetic and environmental factors. For this reason there are variations between individuals and populations. The genetic effect refers to the genotype capacity that is possessed by the gene from the mother and father of foal. Many environmental factors that affect performance include gender, age, birth weight, distance, handicap weight, runway type and structure, maternal age, prize, race or competition season, number of running horses, starting place, rider experience. The purpose of this review is to demonstrate factors affecting race and competition performance of horses. [ABSTRACT FROM AUTHOR]
- Published
- 2018
- Full Text
- View/download PDF
26. Genetik ve Postmortem M 1 ekanizmaların Sığır Eti Renk Özellikleri Üzerine Etkisi.
- Author
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Ardıçlı, Sena
- Abstract
This paper is a review of current knowledge about environmental and genetic effects on beef colour. In order for beef production industries to consistently produce preferred meat with respect to colour parameters, there must be an understanding of the mechanisms through environmental factors, as well as the contribution of genetics. Thus, a brief overview of beef colour is presented to understand how genotype and environment may interact to influence this trait. Essentially, colour of beef can have significant effects on consumer's choice and thus it can determine the economical value of the product. The current methods for evaluating meat colour, the influence of postmortem process and environmental factors, as well as the candidate genes including LEP, CAPN, CAST, AKR1B1, GHR, MYOD, DNAH2, USP43, ANK1, on beef colour are presented. In addition, specific examples of interactions between the processing environment and genetics in cattle breeding are summarized. Consequently, achieving optimal beef colour will entirely depend not only on the quality of the pre- and post-slaughter process but also on the molecular mechanisms. [ABSTRACT FROM AUTHOR]
- Published
- 2018
- Full Text
- View/download PDF
27. Ulugöl’de (Ulugöl Tabiat Parkı, Ordu) hidrofitlerin artışı üzerine bir ön inceleme.
- Author
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TAŞ, Beyhan, ŞAHİN, Hazal, and YARILGAÇ, Tarık
- Abstract
Copyright of Academic Journal of Agriculture / Akademik Ziraat Dergisi is the property of University of Ordu, Faculty of Agriculture, Academic Journal of Agriculture and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2018
- Full Text
- View/download PDF
28. An Investigation of Determination of Environmental Awareness Level: A Case Study in the City of Izmir.
- Author
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ANKAYA, Funda, GÜLGÜN ASLAN, Bahriye, and TÜRKYILMAZ TAHTA, Bahar
- Subjects
ENVIRONMENTAL protection ,AGRICULTURE ,ENVIRONMENTAL management ,SUSTAINABLE development ,ENVIRONMENTAL policy ,CLIMATE change - Abstract
Copyright of Ege Üniversitesi Ziraat Fakültesi Dergisi is the property of Ege Universitesi, Ziraat Fakultesi and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2017
29. Effective Environmental Factors for Reducing Children s Fear in Children s Hospital: Using Parent s Attitudes
- Author
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Sara Nourmusavi Nasab, Amir Reza Karimi Azeri, Seyedjalil Mirbazel, and Selçuk Üniversitesi
- Subjects
media_common.quotation_subject ,Unfamiliar environment ,NA1-9428 ,Developmental psychology ,Originality ,Architecture ,medicine ,Çocuk Hastanesi ,Children ,City planning ,Çocuk ,Korku Azaltma ,Research method ,media_common ,Descriptive statistics ,Perspective (graphical) ,Stressor ,Test (assessment) ,HT165.5-169.9 ,Children's Hospital ,Fear Reduction ,Çevresel Faktörler ,Anxiety ,medicine.symptom ,Psychology ,Environmental Factors - Abstract
Purpose Getting sick and getting into an unfamiliar environment in the hospital makes children fear, discomfort and is considered as a very common stressor in such setting. Poor design of hospital environments can exacerbate behavioral disorders, as well as fear and anxiety in individuals. The main purpose of this study is to investigate and address the needs and preferences of children regarding the design of therapeutic environments. Design/Methodology/Approach The desk research method was used and data was collected through a questionnaire given to the parents of children in 17th Shahrivar Children's Hospital in Rasht city, Northern Iran. After the data of the questionnaires was collected, it was analyzed through spss22 software. Descriptive statistics (charts, mean ...) were used to analyze the data. Due to the nonparametric nature of the data, Spearman test was used in order to measure the correlation of variables. Findings The results showed that the components of entertainment and play, natural light, the presence of green space, cheerful atmosphere and the presence of family are among the most important environmental elements affecting the reduction of children's fears from the perspective of their parents. Research Limitations/Implications the lack of direct involvement of the child in the study process as well as the cultural and economic differences are the main limitation of this study. Originality/Value This study is the first study on the design of children's medical environment using the opinion of their parents in Iran and in this regard.
- Published
- 2020
- Full Text
- View/download PDF
30. Mobilya Endüstrisinde Çevresel Faktörlerin Etkilerinin Ergonomik Açıdan İncelenmesi ve Bir İşletme Uygulaması
- Author
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KARAYILMAZLAR, Selman, ATILGAN BAŞIBÜYÜK, Zümral, and ÇABUK, Yıldız
- Subjects
Forest Industry Engineering ,Ergonomic ,Environmental Factors ,Furniture ,Ergonomi ,Çevresel Faktörler ,Mobilya ,Orman Endüstri Mühendisliği - Abstract
This study was prepared in order to clarify the particularly importance of environmental factors in productivity and production quality, promoting competition, and also to preserve the health of the workers in various working areas, and taking measures about these matters. For this purpose the measurements of noise, lighting, dust, relative humidity and air velocity were made. The recommendations were made according to actual results compared with the standards. Measurements of noise and lighting were made in front of all the machinery and designated points in the factory layout plan. A noise map was drawn according to the results and recommendations were made for the points exceeding the standard noise values. For insufficiently illuminated areas, special lighting equipment was recommended. The dust measurements were made in front of dust producing machinery and the values were compared with Maximum Allowable Concentration (MAK) values. The air velocity was measured at the centre of the factory and recommendations were made for special areas that needed ventilation. Moreover, the necessity of the education of employees about the chemicals used and personal safety equipment was stated., Bu çalışma çeşitli çalışma ortamlarında, özellikle verimliliği ve üretim kalitesini arttırmada, rekabet ortamı sağlamada, ayrıca işçilerin sağlığının korunmasında çevresel faktörlerin büyük önem taşıdığını ve bu konuda alınabilecek önlemleri belirtmek için hazırlanmıştır. Bu amaçla mobilya fabrikasında gürültü, aydınlatma, toz, bağıl nem, hava akım hızı ölçümleri yapılmıştır. Tespit edilen değerlerle, standart kabul edilen değerler karşılaştırılarak gerekli öneriler sunulmuştur. Gürültü ölçümleri her makine başında ve atölyenin yerleşim planı üzerinde belirlenen noktalarda yapılmıştır. Tespit edilen değerler doğrultusunda gürültü haritası çıkarılmıştır. Standart değerleri aşan yerler için öneriler sunulmuştur. Aydınlatma ölçümü de her makine başında yapılmış ve aydınlatma düzeyi düşük olan yerler için özel aydınlatma sitemleri öneri olarak sunulmuştur. Toz tespitinde ise toz meydana getiren makinelerde ölçüm yapılmış ve Müsade Edilen Azami Konsantrasyon (MAK) değerlerle karşılaştırılmıştır. Hava akım hızı ve bağıl nem atölye merkezinde ölçülmüş ve gerekli yerlere havalandırma sistemleri takılması öneri olarak sunulmuştur. Ayrıca işyerinde kullanılan kimyasallar ve kişisel koruyucular hakkında işçilerin bilgilendirilmesi gerektiği belirtilmiştir.
- Published
- 2022
31. Şizofrenide Epigenetik Bakış Açısı: DNA Metilasyon Modelleri
- Author
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KARAASLAN, Ezgi, ACAR, Ceren, and KARTALCI, Şükrü
- Subjects
Health Care Sciences and Services ,schizophrenia ,epigenetics ,environmental factors ,DNA methylation ,Sağlık Bilimleri ve Hizmetleri ,şizofreni ,epigenetik ,çevresel faktörler ,DNA metilasyonu - Abstract
Schizophrenia is a mental disorder characterized by delusions, hallucinations and various behavioral disorders. Affecting approximately 1% of the world's population, schizophrenia not only affects patients, but also other members of the society. Genetic and environmental factors play roles in the etiology of the disorder.Genetics, neurodevelopmental disorder, drug use, urban life, alone or together can be counted as the factors that cause the disorder. Despite increasing studies in recent years, the factors causing the formation of schizophrenia have not been fully clarified and more research is needed. Although genetic factors are risk factors for schizophrenia, it is thought that some environmental factors affect the emergence of the disorder. Epigenetic mechanisms regulate gene functions without changing the nucleotide sequence of DNA. DNA methylation is associated with schizophrenia, and methylation status studies have been conducted in many schizophrenia candidate genes. Examination of DNA methylation states will contribute significantly to psychiatric research.In this review, data published in global databases obtained from DNA methylation studies related with schizophrenia are summarized and their importance in schizophrenia is briefly discussed., Şizofreni, sanrılar, halüsinasyonlar ve çeşitli davranış bozuklukları ile karakterize bir zihinsel bozukluktur. Dünya nüfusunun yaklaşık %1'ini etkileyen şizofreni sadece hastaları değil toplumun diğer üyelerini de etkilemektedir. Hastalığın etiyolojisinde genetik ve çevresel faktörler rol oynamaktadır.Genetik, nörogelişimsel bozukluklar, ilaç kullanımı, şehir hayatı, tek başına veya birlikte hastalığa neden olan faktörler sayılabilir. Son yıllarda artan araştırmalara rağmen şizofreni oluşumuna neden olan faktörler tam olarak aydınlatılamamıştır ve daha fazla araştırmaya ihtiyaç vardır. Genetik faktörlerin şizofreni için risk faktörleri olmasına rağmen, bazı çevresel faktörlerin hastalığın ortaya çıkışını etkilediği düşünülmektedir. Epigenetik mekanizmalar, DNA'nın nükleotid dizisini değiştirmeden gen fonksiyonlarını düzenler. DNA metilasyonu şizofreni ile ilişkilidir ve birçok şizofreni aday geninde metilasyon durumu çalışmaları yapılmıştır. DNA metilasyon durumlarının incelenmesi psikiyatrik araştırmalara önemli katkı sağlayacaktır.Bu derlemede şizofreni ile ilgili DNA metilasyon çalışmalarından elde edilen global veri tabanlarında yayınlanan veriler özetlenmiş ve şizofrenideki önemi kısaca tartışılmıştır.
- Published
- 2022
32. Beslenme ve Kanser.
- Author
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ÇEVİK, Burçin AYGÜN and PİRİNÇCİ, Edibe
- Abstract
Today, it is possible to diagnose more patients with cancer thanks to increased facilities for diagnosis and the provision of more common public health services. The frequency of cancer cases is also influenced by the fact that people are exposed to carcinogens more due to developed technology. This study will examine the effects of nutrition, an environmental factor, on cancer and investigate the mechanisms by which the influential foods cause cancer. Cancer mortality rate is high, which makes this issue even more important. It is accepted that the environmental factors have a share of 80% to 90% in the development of all types of cancer. Proper body weight should be provided and protected. Vegetables and fruit should be consumed. Processed red meat consumption should be limited. Frying oil should not be used long-term. Nutritional recommendations are important for protection against cancer. However, there is need for further research on nutrition and cancer. [ABSTRACT FROM AUTHOR]
- Published
- 2017
33. Evaluation of forest fragmentation with particular reference to landscape-based ecological assessment and wildlife conservation
- Author
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Tuluhan Yilmaz and Derya Gülçin
- Subjects
0106 biological sciences ,0301 basic medicine ,Wildlife ,Wildlife corridor ,landscape metrics ,01 natural sciences ,03 medical and health sciences ,environmental factors ,peyzaj metrikleri ,yaban hayatı zenginliği ,lcsh:Forestry ,Wildlife conservation ,peyzaj karakter analizi ,çevresel faktörler ,landscape ecology ,landscape character assessment ,Ecology ,Fragmentation (computing) ,Ecological assessment ,wildlife richness ,030104 developmental biology ,Habitat ,lcsh:SD1-669.5 ,Species richness ,Landscape ecology ,peyzaj ekolojisi ,010606 plant biology & botany - Abstract
Landscapes are composed of diverse units that associate with each other, and these units have different functions both in ecology and physiognomy. Thus, evaluating landscape character plays an important role for conserving bio-diversity, as well as spatial planning and management of habitats and landscapes. Determining and analyzing environmental factors is an important part of assessing the conservation value of landscape types. For its ecological value, stone pine, botanical name Pinus pinea L. was chosen to be evaluated according to the environmental parameters in this research, because of its scattered distribution around the Mediterranean basin. Although P. pinea L. does not have a widespread distribution, it is naturally found in five regions of Turkey. This research was conducted in three provinces (Mugla, Denizli, and Aydin), located in western Anatolia. Maps representing different classes of soil, geology, aspect, and slope were overlaid in ArcMap 10.5, and characterized by Landscape Character Assessment (LCA). A total of 309 character types were determined, according to tree species composition, represented by 4 variants of the P. pinea L. community. To assess fragmentation among 34 different stands, landscape metrics were calculated using Fragstats v4.2 software. Potential range for regenerating stone pine stands was suggested in this paper, which can be considered as habitat corridors providing connectivity between mature stands. Spatial variation in bird species composition, reflecting wildlife richness, was evaluated as evidence for forest fragmentation.
- Published
- 2020
34. Pisidia Bölgesi Kent Hastaneleri Kalite Sistemi Alğısının Sağlık Turizmi Üzerine Etkilerinin Değerlendirilmesi
- Author
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Dağ, Erhan, Uymaz, Ali Osman, and ALKÜ, Fakülteler, İktisadi ve İdari Bilimler Fakültesi, İnsan Kaynakları Yönetimi Bölümü
- Subjects
Pisidia Bölgesi ,Sağlık Turizmi ,Hastane Kalite Yönetim Sistemi ,Ekonomik Kalkınma ,Çevresel Faktörler - Abstract
Sağlık turizmi hastaları tedavi olmak için kendi ülkelerinden başka ülkelere seyahat etmek suretiyle şifa aramasına denilmektedir. Son dönemlerde yurtdışından çok sayıda turistin sağlık turizmi kapsamında ülkemize tedavi olmak amacıyla ziyarette bulunmaktadır. Ülkemizde sağlık turizmi hizmeti veren şehirlerin sayısının arttırılması ülke ve bölge ekonomisine olumlu katkı sağlayacaktır. Pisidia bölgesi tarihi ve doğal güzellikler açısından turizmde ilgi odağı olan bölgedir. Turizm alanlarının çeşitlendirilmesi açısından bölgede sağlık turizmi hizmetlerinin yaygınlaştırılması yurtdışından çok sayıda ziyaretçinin bölgeyi tercih etmesine sebep olacaktır. Bu çalışmada, Pisidia bölgesi şehirleri olan Burdur Isparta İllerinde sağlık turizmi açısından hastanelerin kalite ölçeklerinin değerlendirilmesi ve sağlık turizminin etkilerine yönelik tutumun değerlendirilmesine yöneliktir. Çalışmanın amacı bölgede sağlık turizmine yönelik hizmetlerin verilmesinin ekonomik, sosyo-kültürel ve çevresel etkilerini değerlendirmeyi amaçlamaktadır. Sonuç olarak bölgedeki hastanelerin kalite ve sağlık turizmi etkileri değerlendirildiğinde, sağlık turizminin yaygınlaşmasının bölgeye ekonomik, sosyo-kültürel ve çevresel etkiler anlamında olumlu katkı sağlayacağı ortaya çıkmıştır. Yapılan araştırmada kent hastaneleri kalitesinin sağlık turizmine; ekonomik, sosyo-kültürel ve çevresel faktörlerin olumlu etkileri üzerine kurulan hipotezler desteklenmiştir. Kent hastaneleri kalitesinin sağlık turizmine; ekonomik, sosyo-kültürel ve çevresel faktörlerin olumsuz etkileri üzerine kurulan hipotezler desteklenmemiştir.
- Published
- 2021
35. Türkiye’de Farklı Bölgelerde Yetiştirilen Holştayn Sığırlarda Bazı Süt ve Döl Verimi Özellikleri.
- Author
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Gürses, Murad and Bayraktar, Metin
- Subjects
- *
HOLSTEIN-Friesian cattle , *MILK yield , *ANIMAL industry , *LACTATION in cattle , *CATTLE breeding , *MILKING , *PARTURITION grounds , *REPRODUCTION - Abstract
The objective of this study was to detect milk production and reproductive traits of Holstein breed raised in different regions of Turkey, to investigate effects of some environmental factors on these traits. For this purpose, production records were collected digitally from herd management programme of milking management systems of agricultural enterprises from Holstein cows raised in different geographical regions of Turkey. Total 8091 reproduction and 18470 milk yield records from 7623 lactation of 3550 cows raising in Ceylanpinar, Dalaman, Koças ve Tahirova agricultural enterprises were used. The Effects of environmental factors on milk and reproductive traits were determined by the least square methods. Least square means for 100 days milk yield 2719.66±13.52, 200 days milk yield 5246.94±25.69, 305 days milk yield 7395.35±45.75 kg, first calving age 809.32±2.07 days, open days 127.43±5.41 days, calving interval 395.86±2.58 days were found. The effects of all factors (enterprise, calving year, calving season, calving age and lactation number) were found significant on 100, 200, 305 days milk yield (P<0.001). The effects of enterprise, calving year and calving season were found significant on first calving age (P<0.01). While the effect of calving year was not found significant, the effects of enterprise, calving season, calving age and lactation number were found significant on open days (P<0.05). The effects of all factors were found significant on calving interval (P<0.001). Significant differences were found for the milk production and reproductive traits between Holstein cows raised in different geographical regions of Turkey. These differences were based on climatic and administrative differences between enterprises as well as genetic factors. [ABSTRACT FROM AUTHOR]
- Published
- 2012
36. MUHASEBE STANDARTLARININ ULUSLARARASI YAKINSAMASI VE ÇEVRESEL FAKTÖRLERIN ETKİLERİ: BİR LİTERATÜR TARAMASI.
- Author
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DİNCER, Banu
- Subjects
- *
INTERNATIONAL accounting standards , *ENVIRONMENTAL impact analysis , *ECONOMIC convergence , *STAKEHOLDERS , *STOCK exchanges , *POLITICAL stability - Abstract
The purpose of this study is to explain the important events during the historical evolution of the international convergence of accounting standards and analyze the environmental factors influential in his development as well as related literature. The environmental factors are analyzed in three groups such as economic, politic and cultural factors. As a result of the research, the literature review shed light on the pressure of all of these factors in the process of international convergence of accounting standards. [ABSTRACT FROM AUTHOR]
- Published
- 2011
37. GİRİŞİMCİLİĞİ ETKİLEYEN ÇEVRESEL FAKTÖRLERLE İLGİLİ GİRİŞİMCİLERIN TUTUMLARI: BİR ALAN ARAŞTIRMASI.
- Author
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DURAK, İbrahim
- Published
- 2011
38. The effect of environmental factors on the growth and size structure of two dominant phytoplankton species in Büyükçekmece Reservoir (İstanbul, Turkey).
- Author
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Aktan, Yelda, Gürevın, Cenk, and Dorak, Zeynep
- Subjects
- *
PHYTOPLANKTON , *PLANT species , *PLANT size , *PLANT anatomy , *PLANT growth - Abstract
The aim of this study was to investigate seasonal variability in the growth and size structure of dominant phytoplankton species in Büyükçekmece Reservoir, and to determine the environmental factors that affect morphological plasticity in those dominant species. In total, 78 taxa from 8 algal divisions were identified. Bacillariophyta and Chlorophyta were the most important divisions with respect to species number, but cryptomonads Plagioselmis nannoplanctica (Skuja) Novarino, Lucas, and Morrall, and a Cryptomonas sp. were dominant in terms of density and biomass. P. nannoplanctica was the major contributor of biomass in the reservoir. A significant difference in Plagioselmis species biovolume was observed between winter-early spring and summer. A significant negative correlation was observed between its seasonal size structure and abundance. During winter (December 2004-April 2005) nutrient values were higher than during autumn (October- Novermber 2005) and P. nannoplanctica had maximum cell size (17.5 μm × 10 μm; biovolume: 589.5 μm3), but its abundance was very low (< 6 cells × 103 l-1). The minimum surface:volume ratio (SA/V: 0.87) was recorded in this period. Among the measured environmental factors, water temperature was the only parameter that had a statistically significant negative relationship (R2: 0.635; P < 0.01) with P. nannoplanctica cell size. The results indicate that seasonal changes in cryptomonad size structure were controlled by water temperature. [ABSTRACT FROM AUTHOR]
- Published
- 2009
- Full Text
- View/download PDF
39. Comparative Characterization of the Effects of the Climate--Tree--Growth Relationship in Anatolian Black Pine (Pinus nigra Arnold subsp. pallasiana (Lamb.) Holmboe) on Wood Treatability.
- Author
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Usta, İlker
- Subjects
- *
AUSTRIAN pine , *CLIMATE change , *TREE growth ,WOOD density - Abstract
The effects of the climate-tree-growth relationship on treatability were investigated in the Anatolian black pine (Pinus nigra Arnold subsp. pallasiana (Lamb.) Holmboe) based on the altitudinal locations at approximately 960 m (B1) and 1010 m (B2) in the former coniferous afforestation area in Beytepe, Ankara, Turkey. This was achieved by analysis of the 1° branches at 1, 2, and 3 m tree heights above ground level for the periods 82/98 (March 1982 to February 1998) and 98/04 (March 1998 to February 2004). It appeared that the climatic changes during the period 98/04 had a greater effect on the growth of the trees in both locations, where the differences became more noticeable from base to apex. The trees had more taper but had a larger diameter in B1 than in B2 during 98/04, and this directly affected wood density. Consequently, the faster growing B1 trees had a greater preservative uptake than in the slower growing B2 trees along the trunk. Therefore, to produce wood of adequate density and better permeability, it may be suggested that this species should be planted at Beytepe around the elevation of 950-1000 m with regard to the wider planting space of 2 m. [ABSTRACT FROM AUTHOR]
- Published
- 2006
40. Environmental Factors Affecting Milk Yield and Fertility Traits of Simmental Cows Raised at the Kazova State Farm and Phenotypic Correlations between These Traits.
- Author
-
Çılek, Süleyman and Tekın, Mehmet Emin
- Subjects
- *
MILK yield , *DAIRY industry , *ANIMAL infertility , *COWS , *PHENOTYPES - Abstract
The aim of this study was to investigate environmental factors affecting milk yield and fertility traits of Simmental cows raised at the Kazova state farm and the phenotypic correlation between these traits from 1473 records between 1992 and 2001. The least square means of 305-days milk yield, lactation duration, dry period, service period, calving interval, gestation length and number of inseminations per conception (NIPC) were 4700 kg, 300 days, 81 days, 94 days, 379 days, 283.6 days and 1.76, respectively. The effect of calving year on milk yield and fertility traits was statistically significant (P < 0.001). The effect of calving age on gestation length and milk yield was also statistically significant (P < 0.001-P < 0.05). The effect of calving season on gestation length, 305-days milk yield and NIPC was also statistically significant (P < 0.001-P < 0.05). Birth type did not significantly affect any traits, except for gestation length. The phenotypic correlations between 305-days milk yield and lactation duration (0.39), between NIPC and service period (0.81), between NIPC and calving interval (0.77), between calving interval and service period (0.96) and between calving interval and gestation length (0.12) were statistically significant (P < 0.001). Correlations between milk yield and fertility traits (0.09-0.77) were statistically significant (P < 0.001-P < 0.05), except for gestation length. These results are acceptable and it can be concluded that Simmental cattle are raised successfully on this farm and under Turkish conditions. [ABSTRACT FROM AUTHOR]
- Published
- 2005
41. The factors affecting foot anthropometry
- Author
-
Özandaç Polat, Sema, Yücel, Ahmet Hilmi, Çukurova Üniversitesi, Tıp Fakültesi, Temel Tıp Bilimleri Bölümü, Özandaç Polat, Sema, and Yücel, Ahmet Hilmi
- Subjects
çevresel faktörler ,Alt ekstremite morfometrisi ,yüksek topuklu ayakkabılar - Abstract
Amaç: Bu çalışmada, 18-45 yaş arasında yüksek topuklu ayakkabı giyen (66) ve giymeyen (70) kadınların alt ekstremite iskelet sistemine ait antropometrik ölçümlerin, indeks değerlerinin belirlenmesi ve aralarındaki somatometrik ilişkinin incelenmesi amaçlanmıştır. Metod: Çalışmamıza 18-45 yaş arası demografik özellikleri birbirine benzeyen 136 kadın dahil edilmiştir. İlk grubumuz günde en az 5 saat, haftada en az 3 gün ve en az 1 yıldır 5 cm ve üzeri yüksek topuklu ayakkabı kullanan 66 kadından oluşmuştur. İkinci grubumuz ise en az 1 yıldır 5 cm’den az topuk yüksekliğine sahip ayakkabı kullanan 70 kadından oluşmuştur. Demografik özellikler (yaş, vücut ağırlığı, boy uzunluğu, vücut kitle indeksi-VKI) ve alt ekstremiteye ait antropometrik ölçümler (halluks valgus açı ölçümü, çevre ölçümleri, uzunluk ölçümleri ve indeksler) objektif metotlar kullanılarak değerlendirilmiştir. Antropometrik ölçümler dijital baskül, stadiometre, kaliper, antropometre ve esnek olmayan mezura kullanılarak alınırken, halluks valgus açı ölçümü Parmak Goniometre ile yapılmıştır. Çalışmamızda SPSS 21.00 programı kullanıldı. Bu ölçümlerden ortalama ve standart sapma (SS) değerleri hesaplanmıştır. Ayrıca Kolmogorov-Smirnov testine göre verilerin normal dağılım göstermemesinden dolayı non parametrik ölçüm metodlarından Mann-Whitney U testi kullanılmıştır. Bulgular: Yüksek topuklu ayakkabı giyen ve giymeyen kadınlar arasında yapılan ölçümlere göre halluks valgus açısı, crural index, bacak uzunluğu/alt ekstremite uzunluğu, uyluk uzunluğu/boy uzunluğu oranı, ayak yüksekliği/alt ekstremite uzunluğu oranı, bacak çevre ölçümü /uyluk çevre ölçümü oranı, navicula yüksekliği/ayak gövde uzunluğu oranı ölçümlerinde anlamlı derecede farklılık bulunmuştur (p
- Published
- 2020
42. Sinop Bölgesinde Akdeniz Midyesinin (Mytilus gallaprovincialis Lamarck, 1819) Kondisyon Faktörü ve Biyokimyasal Kompozisyonu Üzerine Çevresel Faktörlerin Etkisi.
- Author
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Karayücel, Sedat, Kaya, Yalçin, and Karayücel, Ismihan
- Abstract
Biochemical composition, condition indices, water temperature, salinity, seston, particulate organic matter and chlorophyll-a were monitored for 1 y. Wet meat volumetric condition index ranged from 23.96% to 47.43%, with a mean of 29.71 ± 1.99%. Mean dry weight condition index was 5.07 ± 0.3% and ranged from 3.94% to 8.17%. Mean moisture, ash, lipid, protein and carbohydrate values were 82.99 ± 0.43%, 6.7 ± 0.22%, 8.7 ± 0.58%, 60.21 ± 1.47%, and 24.23 ± 1.72%, respectively. Maximum values of condition indices were recorded in March. When condition indices and lipid values were maximum, moisture was minimum. Carboyhdrate was minimum when protein was maximum in February. The interaction of environmental factors, biochemical composition and condition indices are discussed. In general, the condition factors of mussels were affected by the amount of food, while there was no clear relationship between biochemical composition and environmental factors. [ABSTRACT FROM AUTHOR]
- Published
- 2003
43. Determination of Environmental Factors Affecting Live Weight and Body Measurements of Pirlak Sheep in the Village Conditions of Afyonkarahisar Province
- Author
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Yakar, Gökhan and Tekerli, Mustafa
- Subjects
Beden Ölçüleri ,Pırlak ,Çevresel Faktörler ,Canlı Ağırlık - Abstract
Bu çalışma ile Afyonkarahisar ili Şuhut İlçesi Atlıhisar Köyünde Pırlakların Halk Elinde Islahı Projesinde kayıtlı dört elit sürüde bulunan 250 koyun ve 19 koça ait canlı ağırlık ve beden ölçüleri incelenmiştir. Literatürde bu konu ile ilgili başka bir bilgi olmaması sebebiyle Pırlaklarda ergin yaşta canlı ağırlık ve beden ölçülerine ait bilgilerin elde edildiği ilk çalışma budur. Analizlerde en küçük kareler ortalamaları canlı ağırlıkta 79,042±0,798 kg, cidago yüksekliğinde 79,938±0,331 cm, göğüs çevresinde 105,107±0,604 cm, göğüs derinliğinde 34,297±0,183 cm, göğüs genişliğinde 23,185±0,125 cm, incik çevresinde 9,517±0,043 cm, sağrı genişliğinde 21,757±0,119 cm ve vücut uzunluğunda 80,817±0,353 cm olarak tespit edilmiştir. Cinsiyet ve işletme faktörlerinin canlı ağırlık ve beden ölçülerinin tamamında yüksek düzeyde (P
- Published
- 2019
44. Environmental factors in office design
- Author
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Sağlam, Ozan, Köseoğlu, Hüseyin Birol, Işık Üniversitesi, Sosyal Bilimler Enstitüsü, İç Mimarlık Yüksek Lisans Programı, and Sağlam, Ozan
- Subjects
Design ,Interior architecture ,Çevresel faktörler ,Office ,Environmental factors ,NK2195.O4 S24 2019 ,Ofis tasarımı ,Office design ,Tasarım ,Office decoration ,Ofis - Abstract
Text in Turkish ; Abstract: Turkish and English Includes bibliographical references (leaves 89-96) xiv, 97 leaves Bu araştırma ofis tasarımlarında çevresel faktörleri incelemek ve çevresel faktörlerin çalışanların verimliliğine olan etkisini incelemek amacıyla hazırlanmıştır. Araştırmanın amacı doğrultusunda birinci bölümde ofis kavramı, tasarımı ve ofis tasarımlarında yeni yaklaşımlara değinilmiştir. İkinci bölümde ofis tasarımlarının ofis çalışanları açısından önemi vurgulanmıştır. Geçmişten günümüze ofis türleri araştırılmıştır. Üçüncü bölümde çalışma ortamının çalışanların verimliliğine olan etkisi incelenmiştir ve çalışma yöntemlerine değinilmiştir. Dördüncü bölümde ofis tasarımında kullanılan unsurlar üzerinden ofis ve çalışan verimliliği üstündeki etkileri incelenmiştir. Son bölümde ofis tasarımında çevresel faktörleri incelemek amacıyla paylaşımlı ofis yapıları araştırılmıştır. Workinton örneği üzerinden literatür ile uyumu anlatılmıştır. This research is designed to examine environmental factors in office designs and to examine the impact of environmental factors on employee productivity. In line with the aim of the study, the first part discusses new concepts in office design, office design and office design. In the second part, the importance of office designs for office workers is emphasized. In the third chapter, the effect of working environment on the productivity of the employees is examined. In the fourth chapter, the effects on office and employee productivity were investigated. Last chapter, shared office structures were investigated in order to examine environmental factors in office design. The workinton sample is described in the literature. GİRİŞ OFİS, TASARIMI VE OFİS KULLANIMINDA YENİ YAKLAŞIMLAR Ofis Tanımı Ofis Tasarımında Kullanıcı Gereksinimleri Fiziksel Gereksinimler Mekansal gereksinimler İş Verimine İlişkin Gereksinimler Psiko-Sosyal Gereksinimler Ekonomik Gereksinimler Sistem Düzenleme Gereksinimleri Teknolojik Gereksinimler Ofis Tasarımlarındaki Çeşitlilik, Değişim ve Gelişmeler Mekansal Açıdan Ofis Türleri Hücre Düzenli Ofis Grup Düzenli Ofis Açık Düzenli Ofis Serbest Düzenli Ofis Karma Düzenli Ofis Kullanım Yöntemlerinde Değişim ve Ütopik Yaklaşımlar Ofis Dışı Yöntemler Ofis içi yöntemler Ütopik Yaklaşımlar OFİS TASARIMINDA YAKLAŞIMLAR VE TASARIMLARIN ÇALIŞANLAR AÇISINDAN ÖNEMİ OFİS TASARIMINDA YÖNLENDİRİCİ YENİ YAKLAŞIMLAR Tasarımı Tanımlayan Yeni Kavramlar Temalı Akımlar Kesişme Noktası Komşuluk birimleri Mobil çalışma Yaratıcı Çalışmaya Yönlenme Eğilimi Güncel Ofislerde Çalışma Düzenleri Yalın/ Otonom Çalışma Düzeni Takım Halinde Çalışma Düzeni Kovan Biçimli çalışma Hücre Biçimli çalışma Küme Biçimli çalışma Kulüp Biçimli çalışma Yapılan Tasarımların Çalışanlar Açısından Önemi Çalışanlar İçin Tasarımımın Önemi Tasarımların İş Performansı Üzerindeki Önemi Verimlilik ve Performans İçin Ergonomik Zorunluluk VERİMLİLİK VE ÇALIŞMA ORTAMININ VERİMLİLİĞE ETKİSİ İş Verimine Katkısı Olan Faktörler Fiziksel Faktörler Gürültü Titreşim İşyerindeki İklim Koşulları Aydınlatma Renk Kimyasal Faktörler Tozlar, Gazlar ve Buharlar Çözücüler Psikolojik Faktörler Bıkkınlık İş Hevesi Kaybı OFİS TASARIMINDA ÇEVRESEL FAKTÖRLER: PAYLAŞIMLI OFİS YAPILARI BULGULAR SONUÇ
- Published
- 2019
45. The effect of some environmental factors to race performance of purebred Arabian horses
- Author
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Yıldırım, Fatih
- Subjects
Arabian Horse ,Race ,Arap Atı ,Performance ,Çevresel Faktörler ,Yarış ,Performans ,Environmental Factors - Abstract
This study evaluated the relationships between some environmental factors and race performance of purebred Arabian racehorses in the Turkish Jockey Club. For this purpose, the belonging 60 purebred Arabian horses (45 males and 15 females) which registered to Turkish Jockey Club was benefited from 3087 races records. In the research, the effect of gender, age, race distance, dam age, and the city in which the race took place to race performance on the turf and dirt track was investigated. In the environmental factors affecting race speeds of horses were found statistically different. The turf track, dirt track and general average of the race speed were calculated as 14.45±0.02 m/sec, 13.52±0.01m/sec and 13.77±0.01 m/sec, respectively. The horses’s race performance results; it was better than others the turf track, male, short distance, 9-12 dam age, 3 age, and Istanbul, for the race track, gender, race distances, dam age, race age, and race city, respectively. In conclusion, it is thought that performing of similar studies with more horses and more comprehensive studies may be more useful in examining the race performance of horses. Bu çalışma, Türkiye Jokey Kulübü’ndeki Safkan Türk Arap atlarının bazı çevresel faktörler ve yarış performansları arasındaki ilişkilerin belirlenmesi amacıyla gerçekleştirilmiştir. Bu amaçla Türkiye Jokey Kulübü’ne kayıtlı 60 safkan Arap atına ait (45 erkek ve 15 dişi) 3087 yarış kaydından yararlanılmıştır. Araştırmada çim ve kum pistteki koşu performansına cinsiyet, yaş, mesafe, ana yaşı, ve yarışın yapıldığı şehrin etkisi incelenmiştir. Atların yarış hızlarını etkileyen bu çevresel faktörlerde istatiksel olarak farklılıklar bulunmuştur. Yarış hızının çim pist, kum pist ve genel ortalaması sırasıyla 14.45±0.02 m/sn, 13.52±0.01 m/sn ve 13.77±0.01 m/sn olarak hesaplanmıştır. Atların yarış performans sonuçlarında; çim pist, erkek, kısa mesafe, 9-12 ana yaşı, 3 yaş ve İstanbul verileri diğerlerinden, sırasıyla yarış pisti, cinsiyet, yarış mesafesi, ana yaşı, koşu yaşı ve yarış şehri bakımından daha iyi sonuçlar vermiştir. Sonuç olarak, daha fazla at sayısına sahip ve daha kapsamlı benzer çalışmaların yapılması atların yarış performansının incelenmesinde daha faydalı olabileceği düşünülmektedir.
- Published
- 2019
46. Simultaneous Intussusception in Monozygotic Twins.
- Author
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Kaya, Mete, Sancar, Serpil, and Özçakır, Esra
- Abstract
In this case report, it was aimed to present the simultaneously occurring intussusception in the monozygotic twins. In addition to genetic predisposition, environmental factors has been hypothesized to be responsible for the development of the disease. [ABSTRACT FROM AUTHOR]
- Published
- 2014
- Full Text
- View/download PDF
47. Barbun (Mullus barbatus L., 1758)'un zaman-mekansal dağılım modellemesi, İzmir Körfezi
- Author
-
Esin Yalçın and Raşit Gurbet
- Subjects
lcsh:SH1-691 ,Çevresel faktörler ,izmir bay ,GIS ,GAM ,lcsh:Aquaculture. Fisheries. Angling ,Mullus barbatus ,Barbun ,environmental factors ,lcsh:QH540-549.5 ,Zaman-mekansal dağılım ,İzmir Körfezi ,lcsh:Ecology ,spatio-temporal distribution ,red mullet - Abstract
Çalışmada, İzmir Körfezi’ndeki çevresel faktörler ile balıkçılık baskısı ve barbun bolluğunun zaman-mekansal dağılımı arasındaki ilişkilerin belirlenmesi amaçlanmıştır. Çalışma, barbun bolluğu açısından incelenen balık türünün, dağılım prosesinde kısa süreli zaman-mekansal değişkenliği kontrol eden etkileşimleri nitelemektedir. Barbun bolluğunun zaman-mekansal dağılımı üzerinde etkisinin olduğu kabul edilen tüm çevresel faktörlere ait ölçüm değerleri ve balıkçılık baskısı Genelleştirilmiş Toplamsal Model (GAM) ve Coğrafi Bilgi Sistemi (GIS) tabanlı bir yaklaşımla ilişkileri incelenerek analiz edilmiştir. Model sonuçlarından elde edilen tahminler ve değerlendirmeler yerel balıkçılık yönetimi açısından önemli bilgiler ortaya koymaktadır. Çalışma sonucunda düşük bolluk değerlerine sahip barbunun İzmir Körfezi'nin soğuk ve tuzlu olan, özellikle derin yerleri ile ilişkili olduğu kabul edilmiştir. Ayrıca, dip trolünün serbest olduğu İzmir Körfezi'nin derin bölgelerinde türün aşırı derecede sömürüldüğü ve tür üzerinde oldukça büyük ölçüde balıkçılık baskısı olduğu dikkat çekmektedir. Sonuç olarak, sunulan çalışmanın tahmin modeli sonucu gerçek zamanlı ölçüm verisi analizleri ile benzerlik sergileyerek, barbunun Gülbahçe Körfezi'nde ve çevre sularında büyük bolluk değerlerine sahip olduğunu göstermiştir. Zamansal olarak, türün özellikle Aralık ayında, mevsim olarak ise kış ve sonbahar aylarında daha bol olduğu tespit edilmiştir
- Published
- 2015
48. Atların yarış ve yarışma performansları üzerine etkili faktörler ve performansı artırma yolları
- Author
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Abdurrahman Köseman, İbrahim Şeker, and Köseman, Abdurrahman
- Subjects
Gynecology ,medicine.medical_specialty ,Fen ,Race ,Competition ,business.industry ,Science ,Performance ,Çevresel faktörler ,General Medicine ,Horse ,Yarış ,Genetic ,At,Yarış,Yarışma,Performans,Çevresel Faktörler ,Environmental factors ,Medicine ,Çevresel Faktörler ,At ,Yarışma ,Genetik ,business ,Performans - Abstract
Kantitatif bir karakter olan atların yarış ve yarışma performansı genetik ve çevresel faktörlerin etkisinde şekillenmektedir. Bu nedenle bireyler ve populasyonlar arasında varyasyon bulunmaktadır. Genetik etki, tayın anasından ve babasından aldığı genlerden dolayı sahip olduğu genotip kapasitesini ifade etmektedir. Performansı etkileyen çevresel faktörler arasında; cinsiyet, yaş, doğum ağırlığı, mesafe, handikap ağırlığı, pist tipi ve parkur yapısı, ana yaşı, konulan ikramiye, koşan at sayısı, atın pistteki koştuğu yer, binici deneyimi gibi faktörler yer almaktadır. Bu derlemenin amacı, atların yarış ve yarışma performanslarını etkileyen genetik ve çevresel faktörler hakkında bilgi sunmaktır. Race and competition performance of horses, a quantitative character, is shaped by the influence of genetic and environmental factors. For this reason there are variations between individuals and populations. The genetic effect refers to the genotype capacity that is possessed by the gene from the mother and father of foal. Many environmental factors that affect performance include gender, age, birth weight, distance, handicap weight, runway type and structure, maternal age, prize, race or competition season, number of running horses, starting place, rider experience. The purpose of this review is to demonstrate factors affecting race and competition performance of horses.
- Published
- 2018
49. On genetics and postmortem beef color price
- Author
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Uludağ Üniversitesi/Veteriner Fakültesi. and Ardıçlı, Sena
- Subjects
Et kalitesi ,Candidate gene ,Et rengi ,Çevresel faktörler ,Sığır ,Environmental factors ,Cattle ,Meat quality ,Meat colour ,Aday gen - Abstract
Bu makale genetik ve çevresel faktörlerin sığır eti renk özelliklerine etkileri hakkındaki güncel bilgilerin bir derlemesidir. Sığır eti üretim işletmelerinde, renk özellikleri bakımından tercih edilen et ürünlerinin üretilebilmesi için çevresel ve genetik faktörlerden oluşan mekanizmaların anlaşılabilmesi gerekmektedir. Bu bağlamda genotipik ve çevresel etkiler arasındaki interaksiyonların bu özelliği nasıl etkilediği hakkında genel bir bakış açısı sunulmuştur. Et rengi, tüketicilerin seçimini ve dolayısıyla ürünlerin ekonomik değerlerini belirlemektedir. Et renginin belirlenmesinde kullanılan güncel yöntemler, postmortem süreç ile çevresel ve LEP, CAPN, CAST, AKR1B1, GHR, MYOD, DNAH2, USP43, ANK1 aday genlerinden oluşan faktörlerin et rengi üzerine etkileri sunulmuştur. Bununla birlikte sığır yetiştiriciliğinde çevresel ve genetik faktörler arasındaki interaksiyonlara ait spesifik örnekler özetlenmiştir. Sonuç olarak, optimum et renginin elde edilebilmesi sadece kesim öncesi ve sonrası sürece ait nitelikler değil aynı zamanda moleküler mekanizmalara da bağlıdır. This paper is a review of current knowledge about environmental and genetic effects on beef colour. In order for beef production industries to consistently produce preferred meat with respect to colour parameters, there must be an understanding of the mechanisms through environmental factors, as well as the contribution of genetics. Thus, a brief overview of beef colour is presented to understand how genotype and environment may interact to influence this trait. Essentially, colour of beef can have significant effects on consumer’s choice and thus it can determine the economical value of the product. The current methods for evaluating meat colour, the influence of postmortem process and environmental factors, as well as the candidate genes including LEP, CAPN, CAST, AKR1B1, GHR, MYOD, DNAH2, USP43, ANK1, on beef colour are presented. In addition, specific examples of interactions between the processing environment and genetics in cattle breeding are summarized. Consequently, achieving optimal beef colour will entirely depend not only on the quality of the pre- and post-slaughter process but also on the molecular mechanisms.
- Published
- 2018
50. Effects of physicochemical factors and Chlorophyll a on diel changes in vertical distribution of zooplankton in a eutrophic reservoir (Tahtalı Reservoir, NW Turkey)
- Author
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Latife Köker, Özcan Gaygusuz, Ali Serhan Tarkan, Zeynep Dorak, and Hamdi Aydin
- Subjects
besin tuzları ,krustaseler ,lcsh:SH1-691 ,zamansal ve bölgesel dağılım ,çevresel faktörler ,rotiferler ,lcsh:QH540-549.5 ,lcsh:Ecology ,yapay su kütleleri ,lcsh:Aquaculture. Fisheries. Angling - Abstract
Son yillarda dunya capinda artis gostermesine ragmen, sulama amaciyla yapilan su kutlelerinde zooplankton komunitesinin bolgesel ve zamana bagli degisimleri cok az ilgi gormustur. Bu calismanin amaci, otrofik bir rezervuarin su kolonunda zooplanktonun dikey dagiliminin gunluk degisimlerini ortaya cikarmak ve hangi cevresel ve biyolojik faktorlerin bu dagilimi etkiledigini saptamaktir. Tum fizikokimyasal ve biyolojik (Klorofil a ve zooplankton turleri) degiskenler genel olarak yuzeyden 4,5-6,0 m derinlige kadar azalma ve bu noktadan itibaren dikey su kolonunda dibe dogru artis seklinde benzer bir durum gostermistir, Copepoda’nin en bol taksa oldugu bunu Cladocera ve Rotifera’nin takip ettigi toplam 15 zooplankton taksonu belirlenmistir. Rotifera ve Copepod nauplii’nin dagilimi besin tuzlari ve klorofil a ile temsil edilen besin konsantrasyonlari ile iliskiliyken, Cyclopoid ve Cladoceranlarin dikey gocunu etkileyen en etkin faktorler su sicakligi, bulaniklik ve askida yuk yogunlugu olmustur. Rezervuarda, calisilan zooplankton komunitesinin bollugu uzerinde gunluk degisimler ve derinlik onemli etkiye sahiptir. Calismanin sonucunda farkli cevresel faktorlerde ongorulemeyen degisimlerin, rezervuardaki zooplanktonun dagiliminina olan etkileri ortaya konmustur
- Published
- 2014
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