Pesticides

Date Submitted: 10/25/2003 17:28:11
Category: / Science & Technology
Length: 9 pages (2455 words)
Pesticides Some 10,000 species of the more than 1 million species of insects are crop-eating, and of these, approximately 700 species worldwide cause most of the insect damage to crops, in the field and in storage. Humans have been on earth for more than 3 million years, while insects have existed for at least 250 million years. The first materials likely used by our primitive ancestors to reduce insect annoyance were mud and dust spread over their skin to repel …
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…while reducing the use of pesticides. To accomplish this, various combinations of chemical, biological, and physical controls are employed on the past , pesticides were all too often applied routinley weather, needed or not. IMP might reduce pesticide use by as much as fifty percent, while at the same time improving pest control. If this goal ia acheived, the environmental problems would be minimized, and significant benefits would result for farmers and society as a whole
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