Pesticides.
D000397:Air Pollution; D000818:Animals; D020261:Arsenic Poisoning; D002219:Carbamates; D003634:DDT / Q000633:toxicity; D004026:Dieldrin; D004782:Environmental Health; D006540:Herbicides / Q000633:toxicity*; D007306:Insecticides / Q000633:toxicity*; D010278:Parathion / Q000633:toxicity; D010575:Pesticides / Q000633:toxicity; D051381:Rats; D012037:Refuse Disposal; D012988:Soil Microbiology; D014876:Water Pollution
D002219:Carbamates; D006540:Herbicides; D007306:Insecticides; D010575:Pesticides; D010278:Parathion; D003634:DDT; D004026:Dieldrin