contact insecticide


Also found in: Dictionary, Thesaurus, Encyclopedia.

contact insecticide

a chemical (e.g. DDT, Malathion) lethal to insects when they alight on a surface coated with the poison. Compare SYSTEMIC BIOCIDE.
References in periodicals archive ?
Inspecting used and second-hand furniture and furnishings and treating them as necessary with a non-residual contact insecticide before they are allowed in a building; and
You can spray with a contact insecticide but it is often easier to inspect the plants regularly and pick off the offending pests.
Development of resistance in beetle Pests of stored grain against phosphine and contact insecticides in Pakistan.
Treatment can only be by contact insecticides to kill young caterpillars.
Plant oils as fumigants and contact insecticides for the control of storedproduct insects.
Comparative efficacy of various contact insecticides Rastrococcus invadens Williams (Hemiptera:Pseudococcidae) and its control with Gyranusoidea tebygi Noyes (Hymenoptera: Encyrtidae) in Togo.
While contact insecticides work quickly, they require more frequent applications, only kill ants that come in contact with the chemical, are relatively expensive, and have negative environmental side effects.
The scientists wanted to see if it could effectively deliver low dosages of contact insecticides to whitefly-infested plants growing in a greenhouse.