| pesticide |
Any substance, natural or synthetic, formulated to control pests which feed on plants. Types of pesticides used on African Violets include fungicides, insecticides, miticides and nematicides. Pesticides may work on contact, or they may have to be ingested. They may also be systemic. Depending on the source of the pesticide, they may be organic, elemental or synthetic, and they may be formulated as dust, emulsifiable concentrate, granules, soluble powder or wettable powder.
Ãâó: www.optimara.com/optimaraglossary/p-phy.html
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| pesticide residue |
means a residue of a pesticide chemical or of any metabolite or degradation product of a pesticide chemical.
Ãâó: www.setonresourcecenter.com/cfr/40CFR/P177_004.HTM
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| pesticide |
A human-made chemical used to control organisms, including plants and animals, that are considered to be a nuisance. Pesticides can harm ecosystems, often killing plants and animals other than the ones they were meant to control.
Ãâó: www.spaceforspecies.ca/glossary/p.htm
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| pesticide |
A general term for insecticides, herbicides and fungicides. Insecticides kill or prevent the growth of insects. Herbicides control or destroy plants. Fungicides control or destroy fungi. Some pesticides can accumulate in the food chain and contaminate the environment.
Ãâó: www.sbcfire.org/hazmat/env_terms.asp
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| pesticide |
a chemical used to control insects, fungi, or rodents when they become pest problems.
Ãâó: www.sfrc.ufl.edu/Extension/ssfor11.htm
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