Pesticides and Wildlife |
Common terms and phrases
acute toxicity agricultural Alberta aldrin dieldrin alkyl mercurials animals aquatic areas biocides biologists biosphere birds of prey Bonaventure Canadian Wildlife Service cause cent Chemical stability compounds contam cury DDT and mercury DDT levels DDT residues dieldrin eating birds ecological eggs eggshell thick environment environmental falcon populations fish fish-eating birds food chains food-chain concentration fungicides gannet gulls hatching hawks hazard heptachlor human health inated insecticide residues J. A. Keith levels of mercury ment mercury contamination mercury levels mercury residue mercury seed mercury-treated seed numbers obviously organic material organochlorine insecticides PCBS peregrine peregrine falcon pesticide contamination pesticide pollution pheasant and partridge pheasants photosynthesis phytoplankton polychlorinated biphenyls population declines prairie falcon prairie seed-eating predators problem pulp mills red-tailed hawks residue levels Richard Fyfe samples Saskatchewan seed treatment seed-eating birds side effects similar soil sub-lethal effects surveys of mercury Sweden tachlor tamination tion toxic chemicals widespread