High Levels of Miticides and Agrochemicals in North American Apiaries: Implications for Honey Bee Health

Background: Recent declines in honey bees for crop pollination threaten fruit, nut, vegetable and seed production in the United States. A broad survey of pesticide residues was conducted on samples from migratory and other beekeepers across 23 states, one Canadian province and several agricultural cropping systems during the 2007-08 growing seasons.

• UD
  U.S. Department of Agriculture
• UO
  University of Pennsylvania
• PS
  Pennsylvania State University
• NH
  National Honey Board