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toxicity

  1. Scientific Studies / CCD / Neonics
    Comparative chronic toxicity of three neonicotinoids on New Zealand packaged honey bees Background Thiamethoxam, clothianidin, and imidacloprid are the most commonly used neonicotinoid insecticides on the Canadian prairies. There is widespread contamination of nectar and pollen with...
  2. Scientific Studies / CCD / Neonics
    Comparing bee species responses to chemical mixtures: Common response patterns? Pollinators in agricultural landscapes can be exposed to mixtures of pesticides and environmental pollutants. Existing mixture toxicity modelling approaches, such as the models of concentration addition and...
  3. Bee Forum
    A Pragmatic Approach to Assess the Exposure of the Honey Bee (Apis mellifera) When Subjected to Pesticide Spray Plant protection spray treatments may expose non-target organisms to pesticides. In the pesticide registration procedure, the honey bee represents one of the non-target model species...
  4. Equipment/Hardware
    A buddy of mine is in commercial construction and has recommended Advantech sheathing versus pine boards and plywood. The longevity and strength of the material is awesome. He's seen boards exposed to the weather elements not warp, bend, or loose their strength after being outside for over 10...
  5. Bee Forum
    Comparative Toxicities and Synergism of Apple Orchard Pesticides to Apis mellifera (L.) and Osmia cornifrons (Radoszkowski) The topical toxicities of five commercial grade pesticides commonly sprayed in apple orchards were estimated on adult worker honey bees, Apis mellifera (L.) (Hymenoptera...
  6. Treatment-Free Beekeeping
    A diet of sugar is not equivalent to a diet of honey. Actually it is bee susceptibility to synthetic and natural xenobiotics, including the acaricide tau-fluvalinate, the agricultural pesticide imidacloprid, and the naturally occurring mycotoxin aflatoxin. These results suggest that regulation...
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