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DESCRIPTION OF INSECTICIDES
PERSISTENCE OF CARBARYL DIMETHOATE
EFFECTS ON GULLS OF SPRAYING CARBOFURAN
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11 days acetylcholinesterase acutely toxic Agriculture Canada Alberta Agriculture Alberta Environmental Centre amount of insecticide analyses application of insecticide bobwhite quail body weight brain ACHE activity brewer's blackbirds California and ring-billed California gulls collected Canadian Wildlife Service carbaryl dimethoate carbofuran carbofuran per g carbofuran-contaminated grasshoppers carcass homogenates chukar partridge consumption of contaminated contaminated grasshoppers control in Alberta days after spraying days of age dead grasshoppers dimethoate and carbofuran dimethoate or carbofuran dimethoate-treated bran dimethoxon effect Environ estimated dose exposure of birds fresh weight g body grasshopper control gullet contents h after spraying h after treatment hazard Hudson et a_L ingestion insecticide per grasshopper insecticide residues Japanese quail Kenaga laughing gulls LDS0 mallard ducks metabolite methanol wash Minburn County number of birds organophosphate organophosphorus pesticides rates of application replicate treatment group residue recovered ring-billed gulls collected ring-necked pheasants sample Schaefer et a_L standard deviation Table Toxicol trial Vegreville young birds young gamebirds