Dictionary » I » Insecticide



(Science: pharmacology) a chemical used to kill insects. Insecticides are a type of pesticide. A chemical used to kill insects.Substances that are capable of killing insects, used by humans to those who are considered pests.

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Biological control-Pulvinaria ribesiae/Woolly currant scale

... vine in my garden has a massive infestation of these things. I would like to deal with them before they effect any other plants without using insecticide. Does anybody know of a biological control that would work in an English garden?

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by ColouredStuff
Mon Jun 21, 2010 2:48 pm
Forum: Botany Discussion
Topic: Biological control-Pulvinaria ribesiae/Woolly currant scale
Replies: 0
Views: 2109

Can Genetic Variation Revert Back?

... pesticide is removed for a long enough period of time, than the insects will revert back to their previous state. They would be vulnerable to the insecticide once again! To me, this makes absolutely no sense. Is this correct? Can an organism pass on genetic material that is "contingent" ...

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by PhillipusRex
Wed Dec 30, 2009 3:46 am
Forum: Evolution
Topic: Can Genetic Variation Revert Back?
Replies: 14
Views: 11543

WHO scum - politics over lives

... In 2006, after 25 years and 50 million preventable deaths, the World Health Organization reversed course and endorsed widespread use of the insecticide DDT to combat malaria. So much for that. Earlier this month, the U.N. agency quietly reverted to promoting less effective methods for attacking ...

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by JorgeLobo
Sat May 23, 2009 6:47 pm
Forum: Ecology
Topic: WHO scum - politics over lives
Replies: 18
Views: 24075

Re: Question about "fogging"

I've only heard of "fogging" with respect to the application of insecticide. I'm not aware that it is used to apply anesthetics, unless fogging also refers to generally making an aerosol out of a powder. Pyrethrum (powdered Chrysanthemum flowers, basically) ...

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by blcr11
Mon Dec 29, 2008 1:04 pm
Forum: General Discussion
Topic: Question about "fogging"
Replies: 2
Views: 2810

Re: GM crops and canola

... both higher yields and significant reductions in pesticide use for some crops . The use of Bt-crops can lower costs by reducing the application of insecticides for pest control. Because chemical insecticides are generally not as effective as the control achieved with Bt-crops, yield losses are ...

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by chousta
Sun Aug 17, 2008 8:48 am
Forum: Ecology
Topic: GM crops and canola
Replies: 2
Views: 7261
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