A crystalline, synthetic, organophosphorus compound used in solution as an insecticide.
- Consider alternating synthetic pyrethroids such as permethrin or fenvalerate to organophosphates such as stirofos, dimethoate, or fenthion to carbamates such as methomyl.
- Other insecticides have a narrower range of activity, such as dimethoate and Metasystox-R, which are toxic primarily to sucking pests such as aphids.
- In the past, the grass mites in most areas of the state have been controlled reasonably well with dimethoate, which is the least expensive product.
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