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parathion

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.03 sec.
parathion: see insecticide insecticides, chemical, biological, or other agents used to destroy insect pests; the term commonly refers to chemical agents only. Chemical Insecticides

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For this study, the researchers looked at five classes of chemical agents in water: Diuron, atrazine, paraquat, methyl parathion and potassium cyanide.
In lab tests, researchers were able to show that the presence of the pesticide parathion at a concentration of less than one microgram per litre resulted in a halving of the electrical current, thus producing a clear measuring signal.
The researchers treated the seeds and their bacterial partners with one of three pesticides: methyl parathion, DDT, and pentachlorophenol.
 
 
 
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