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25 results on '"Douglas, Margaret R."'

5. Recent and future declines of a historically widespread pollinator linked to climate, land cover, and pesticides

Author

Janousek, William M., primary, Douglas, Margaret R., additional, Cannings, Syd, additional, Clément, Marion A., additional, Delphia, Casey M., additional, Everett, Jeffrey G., additional, Hatfield, Richard G., additional, Keinath, Douglas A., additional, Koch, Jonathan B. Uhuad, additional, McCabe, Lindsie M., additional, Mola, John M., additional, Ogilvie, Jane E., additional, Rangwala, Imtiaz, additional, Richardson, Leif L., additional, Rohde, Ashley T., additional, Strange, James P., additional, Tronstad, Lusha M., additional, and Graves, Tabitha A., additional

Published
2023
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12. Pesticides and pollinators: A socioecological synthesis

Author

Sponsler, Douglas B., primary, Grozinger, Christina M., additional, Hitaj, Claudia, additional, Rundlöf, Maj, additional, Botías, Cristina, additional, Code, Aimee, additional, Lonsdorf, Eric V., additional, Melathopoulos, Andony P., additional, Smith, David J., additional, Suryanarayanan, Sainath, additional, Thogmartin, Wayne E., additional, Williams, Neal M., additional, Zhang, Minghua, additional, and Douglas, Margaret R., additional

Published
2019
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20. Encourage corporate compliance and disclosure

Author

Douglas, Margaret R.

Subjects
Medical ethics -- Management, Workers -- Beliefs, opinions and attitudes, Workers -- Management, Health care industry -- Human resource management, Health care industry -- Labor relations, Company personnel management, Company business management, Health care industry, Health
Abstract

Medical institutions and organizations should encourage their staff members to have ethical environment and encourage them to report unethical behavior of any other staff member. Corporate compliance should promote the values of honest, integrity, loyalty, faithfulness and respect to each other and should allow employees to report any wrongdoing without fear of retribution.

Published
2007

23. EDITOR'S CHOICE: Neonicotinoid insecticide travels through a soil food chain, disrupting biological control of non-target pests and decreasing soya bean yield.

Author

Douglas, Margaret R., Rohr, Jason R., Tooker, John F., and Kaplan, Ian

Subjects
*SOYBEAN disease & pest prevention, *NEONICOTINOIDS, *BIOLOGICAL pest control, *AGRICULTURAL ecology, *INSECTICIDE residues
Abstract

Neonicotinoids are the most widely used insecticides world-wide, but their fate in the environment remains unclear, as does their potential to influence non-target species and the roles they play in agroecosystems., We investigated in laboratory and field studies the influence of the neonicotinoid thiamethoxam, applied as a coating to soya bean seeds, on interactions among soya beans, non-target molluscan herbivores and their insect predators., In the laboratory, the pest slug Deroceras reticulatum was unaffected by thiamethoxam, but transmitted the toxin to predaceous beetles ( Chlaenius tricolor), impairing or killing >60%., In the field, thiamethoxam-based seed treatments depressed activity-density of arthropod predators, thereby relaxing predation of slugs and reducing soya bean densities by 19% and yield by 5%., Neonicotinoid residue analyses revealed that insecticide concentrations declined through the food chain, but levels in field-collected slugs (up to 500 ng g−1) were still high enough to harm insect predators., Synthesis and applications. Our findings reveal a previously unconsidered ecological pathway through which neonicotinoid use can unintentionally reduce biological control and crop yield. Trophic transfer of neonicotinoids challenges the notion that seed-applied toxins precisely target herbivorous pests and highlights the need to consider predatory arthropods and soil communities in neonicotinoid risk assessment and stewardship. [ABSTRACT FROM AUTHOR]

Published
2015
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24. Predictors of Systolic Augmentation From Left Ventricular Preexcitation in Patients With Dilated Cardiomyopathy and Intraventricular Conduction Delay

Author

Nelson, Gregory S., primary, Curry, Cecilia W., additional, Wyman, Bradley T., additional, Kramer, Andrew, additional, Declerck, Jerome, additional, Talbot, Maurice, additional, Douglas, Margaret R., additional, Berger, Ronald D., additional, McVeigh, Elliot R., additional, and Kass, David A., additional

Published
2000
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