| "There is no significant risk to monarch butterflies from environmental exposure to Bt corn, according to research conducted by a group of scientists coordinated by the Agricultural Research Service (ARS), U.S. Department of Agriculture. This research was published in the Proceedings of the National Academy of Sciences (PNAS)." Link|
Proceedings of the National Academy of Sciences:
Monarch larvae sensitivity to Bacillus thuringiensis-purified proteins and pollen.
Richard L. Hellmich, Corn Insects and Crop Genetics Unit, Agricultural Research Service-U.S. Department of Agriculture, Ames, Iowa; (515) 294-9343, fax (515) 294-2268, e-mail email@example.com.
Impact of Bt corn pollen on monarch butterfly populations: A risk assessment.
Mark K. Sears, Department of Environmental Biology, University of Guelph, Ontario, Canada; (519) 824-4120 ext. 3921, fax (519) 837-0442, e-mail firstname.lastname@example.org.
Corn pollen deposition on milkweeds in and near cornfields.
John M. Pleasants, Department of Zoology and Genetics, Iowa State University, Ames; (515) 294-7204, fax (515) 294-8457, e-mail email@example.com.
Assessing the impact of Cry1Ab-expressing corn pollen on monarch butterfly larvae in field studies.
Diane E. Stanley-Horn, Department of Environmental Biology, University of Guelph, Ontario, Canada; (519) 824-4120 ext. 4847, fax (519) 837-0442, e-mail firstname.lastname@example.org.
Temporal and spatial overlap between monarch larvae and corn pollen.
Karen S. Oberhauser; Department of Ecology, Evolution and Behavior, University of Minnesota, St. Paul, Minnesota (612) 624-8706, fax (612) 624-6777, e-mail email@example.com.
Effects of exposure to event 176 Bacillus thuringiensis corn pollen on monarch and black swallowtail caterpillars under field conditions.
M. R. Berenbaum, Department of Entomology, University of Illinois at Urbana-Champaign, Urbana, Illionois; (217) 333-7784, fax (217) 244-3499, e-mail firstname.lastname@example.org.