189 results on '"Macías-Cruz, U."'
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2. Climatic and calf-related risk factors associated with failure of transfer of passive immunity in Holstein calves in a hot environment
3. Unmasking seasonal cycles in a high-input dairy herd in a hot environment: How climate shapes dynamics of milk yield, reproduction, and productive status
4. Holstein heifers in desert climate: effect of coat color on physiological variables and prediction of rectal temperature
5. Sheep production and sustainability in Latin America & the Caribbean: A combined productive, socio-economic & ecological footprint approach
6. Small ruminants and sustainability in Latin America & the Caribbean: Regionalization, main production systems, and a combined productive, socio-economic & ecological footprint quantification
7. Goat production and sustainability in Latin America & the Caribbean: A combined productive, socio-economic & ecological footprint approach
8. Parasites, External: Tick Infestations
9. Increasing shade area in feedlot heifers during heat stress: physiological and performance parameters
10. Effects of parity, seasonal heat stress, and colostrum collection time postpartum on colostrum quality of Holstein cattle in an arid region
11. Effect of co-positivity for brucellosis and tuberculosis on milk yield and fertility of Holstein cows
12. Permanence time in the herd and milk production of Holstein cows with up to five successive extended lactations
13. Superovulatory response and embryo quality in Katahdin ewes treated with FSH or FSH plus eCG during non-breeding season
14. Thermoregulatory response to outdoor heat stress of hair sheep females at different physiological state
15. Risk factors for clinical ketosis and association with milk production and reproduction variables in dairy cows in a hot environment
16. Sero-epidemiology of brucellosis in small ruminants on rangeland in northern Mexico
17. Factors associated with neonatal dairy calf mortality in a hot-arid environment
18. Effects of seasonal ambient heat stress (spring vs. summer) on physiological and metabolic variables in hair sheep located in an arid region
19. Comparison of three cooling management systems to reduce heat stress in lactating Holstein cows during hot and dry ambient conditions
20. Comportamiento productivo de corderos y corderas alimentadas con un cofactor glucogénico bajo condiciones de estrés por calor.
21. Características seminales y niveles de testosterona en carneros Pelibuey tratados con oxitocina exógena
22. Physiological and productive responses of multiparous lactating Holstein cows exposed to short-term cooling during severe summer conditions in an arid region of Mexico
23. Climate change vulnerability of confined livestock systems predicted using bioclimatic indexes in an arid region of México
24. Relationships of body surface thermography with core temperature, birth weight and climatic variables in neonatal lambs born during early spring in an arid region
25. The impact of hair coat color on physiological variables, reproductive performance and milk yield of Holstein cows in a hot environment
26. Relación de temperatura rectal y frecuencia respiratoria con temperaturas de pelo obtenidas por termografía en ovejas gestantes estresadas por calor
27. The effect of lameness-causing lesions on milk yield and fertility of primiparous Holstein cows in a hot environment
28. Effects of dietary ferulic acid on reproductive function and metabolism of pre-pubertal hairbreed ewes during the anestrous season
29. Daily optimal level of a generic beta-agonist based on zilpaterol hydrochloride for feedlot hair lambs
30. The key role of targeted betacarotene supplementation on endocrine and reproductive outcomes in goats: Follicular development, ovulation rate and the GH-IGF-1 axis
31. Impact of zilpaterol hydrochloride and soybean-oil supplementation on intramuscular fat, fatty acid profile and cholesterol concentration in the longissimus muscle of male hair lamb under moderate heat-stress conditions
32. Undernutrition pre- and post-mating affects serum levels of glucose, cholesterol and progesterone, but not the reproductive efficiency of crossbred hair ewes synchronized for estrus
33. Effects of soybean oil inclusion in the pre-lambing diet on udder size, colostrum secretion, and offspring thermoregulation and growth in hair-breed ewes
34. Fatty acid composition and physicochemical and sensory characteristics of meat from ewe lambs supplemented with zilpaterol hydrochloride and soybean oil
35. Feedlot performance, carcass characteristics and meat quality of Zebu heifers supplemented with two β-adrenergic agonists
36. Comportamiento productivo, consumo de nutrientes y productividad al parto de ovejas de pelo suplementadas con energía en el preparto durante verano e invierno
37. Actividad reproductiva estacional de ovejas Pelibuey bajo condiciones áridas de México
38. Efecto de época del año (verano vs. invierno) en variables fisiológicas, producción de leche y capacidad antioxidante de vacas Holstein en una zona árida del noroeste de México
39. Evaluation of the efficacy of Grofactor, a beta-adrenergic agonist based on zilpaterol hydrochloride, using feedlot finishing bulls1
40. Extended lactation in high-yielding Holstein cows: Characterization of milk yield and risk factors for lactations >450 days
41. Effects of seasonal ambient heat stress (spring vs. summer) on physiological and metabolic variables in hair sheep located in an arid region
42. Ovejas Pelibuey sincronizadas con progestágenos y apareadas con machos de razas Dorper y Katahdin bajo condiciones estabuladas: producción de la oveja y crecimiento de los corderos durante el período predestete
43. Feedlot performance and carcass traits of hairbreed ewe lambs in response to zilpaterol hydrochloride and soybean oil supplementation
44. Actividad reproductiva estacional de ovejas Pelibuey bajo condiciones áridas de México
45. Efecto de época del año (verano vs. invierno) en variables fisiológicas, producción de leche y capacidad antioxidante de vacas Holstein en una zona árida del noroeste de México
46. Crecimiento y características de canal en corderos Pelibuey puros y cruzados F1 con razas Dorper y Katahdin en confinamiento
47. Effects of free ferulic acid on productive performance, blood metabolites, and carcass characteristics of feedlot finishing ewe lambs
48. Effects of zilpaterol hydrochloride and soybean oil supplementation on feedlot performance and carcass characteristics of hair-breed ram lambs under heat stress conditions
49. Behavioural, follicular and hormonal characteristics of the oestrous cycle of Mexican Criollo cattle
50. Reproductive efficiency of Pelibuey and Romanov × Pelibuey ewes synchronized with synthetic progesterone and low doses of PMSG under a hot environment
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