Control of pest populations by natural predators, parasites, or disease-causing bacteria and viruses (pathogens).
Organic compound made up of atoms of carbon, hydrogen, and chlorine. Examples are DDT and PCBs.
Dichlorodiphenyltrichloroethane, a chlorinated hydrocarbon that has been widely used as an insecticide but is now banned in some countries.
Chemical that kills fungi.
Chemical that kills a plant or inhibits its growth.
Chemical that kills insects.
integrated pest management (IPM)
Combined use of biological, chemical, and cultivation methods in proper sequence and timing to keep the size of a pest population below the size that causes economically unacceptable loss of a crop or livestock animal.
See polychlorinated biphenyls.
Unwanted organism that directly or indirectly interferes with human activities.
Any chemical designed to kill or inhibit the growth of an organism that people consider undesirable.
See fungicide, herbicide, insecticide.
polychlorinated biphenyls (PCBs)
Group of 209 different toxic, oily, synthetic chlorinated hydrocarbon compounds that can be biologically amplified in food chains and webs.