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Impact of Bt corn pollen on monarch butterfly populations: A risk assessment
A collaborative research effort by scientists in several states and in Canada has produced information to develop a formal risk assessment of the impact of Bt corn on monarch butterfly (DanausExpand
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Monarch larvae sensitivity to Bacillus thuringiensis- purified proteins and pollen
Laboratory tests were conducted to establish the relative toxicity of Bacillus thuringiensis (Bt) toxins and pollen from Bt corn to monarch larvae. Toxins tested included Cry1Ab, Cry1Ac, Cry9C, andExpand
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Corn pollen deposition on milkweeds in and near cornfields
  • J. Pleasants, R. Hellmich, +6 authors Gretchen D. Jones
  • Biology, Medicine
  • Proceedings of the National Academy of Sciences…
  • 14 September 2001
The density of corn pollen on leaves of milkweed plants inside and outside of cornfields was measured in several studies from different localities. The purpose was to obtain a representative pictureExpand
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Temporal and spatial overlap between monarch larvae and corn pollen
To assess the likelihood that monarch larvae will be exposed to Bacillus thuringiensis (Bt) pollen, we studied milkweed and monarch densities in habitats which comprise much of the land available toExpand
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Effects on Monarch Butterfly Larvae (Lepidoptera: Danaidae) After Continuous Exposure to Cry1Ab-Expressing Corn During Anthesis
Abstract Effects on monarch butterfly, Danaus plexippus L., after continuous exposure of larvae to natural deposits of Bacillus thuringiensis (Bt) and non-Bt pollen on milkweed, were measured in fiveExpand
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Assessing the impact of Cry1Ab-expressing corn pollen on monarch butterfly larvae in field studies
Survival and growth of monarch larvae, Danaus plexippus (L.), after exposure to either Cry1Ab-expressing pollen from three Bacillus thuringiensis (Bt) corn (Zea mays L.) events differing in toxinExpand
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Adult Host Preference and Larval Performance of Liriomyza huidobrensis (Diptera: Agromyzidae) on Selected Hosts
Abstract Adult feeding and oviposition preferences and larval performance of the pea leafminer, Liriomyza huidobrensis (Blanchard), were examined on pea, potato, lettuce, gai lan, celery, cucumber,Expand
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Endoparasitoid Assemblage of the Pea Leafminer, Liriomyza huidobrensis (Diptera: Agromyzidae), in Southern Ontario
Abstract The pea leafminer, Liriomyza huidobrensis (Blanchard) (Diptera: Agromyzidae), is an important pest of leafy greens in the Holland Marsh, Bradford, Ontario, and was first discovered in thisExpand
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Practical Applications of Case Management Software for Practitioners in Health and Human Services
This chapter aims to demonstrate the capabilities and practical applications of a case management software system for not-for-profit organizations. Whilst a variety of software systems are available,Expand
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