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insecticide
(redirected from Systemic insecticide)

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.01 sec.
in·sec·ti·cide (n-skt-sd)
n.
A chemical substance that kills insects.

in·secti·cidal (-sdl) adj.

insecticide
[insek′tisīd]
a chemical agent that kills insects.

insecticide [in-sek´tĭ-sīd]
an agent that kills insects. adj., adj insectici´dal.

insecticide
an agent that kills insects. May be applied by pour-on technique, dipping, spraydip, jetting, dusting powders. Insecticides come in a wide variety of chemical compounds. See also pyrethroids, rotenone, derris, chlorinated hydrocarbons, organophosphorus compound, arsenical, carbamates, triazines. The toxicity of an insecticidal preparation may be greatly altered by the agents used as emulsifiers and solvents. Called also pesticide.

insecticide resistance
insects exposed to one insecticide for long periods may develop a resistance to it and suffer no ill-effects when it is applied.


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[ILLUSTRATION OMITTED] 4 Avoid the demon seed MANY FARMERS now buy seeds coated with clothianidin and other systemic insecticides.
Spray with systemic insecticide or fungicide if you detect symptoms of disease (as long as you''re not growing organic crops) and generally keep your tomato plants in as good a condition as possible.
You will then need to treat the scale insects with a recommended systemic insecticide or a fatty acid spray if you are an organic gardener.
 
 
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