Connections in environmental science

Connections in environmental science

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The Economic Research Service of the U.S. Department of Agriculture estimates that in 1999, $9.1 billion was spent ... but they are also used to eliminate weeds along highways, under electric power transmission lines, on golf courses, ... But pest insects frequently cause major agricultural problems by consuming and damaging grains, fruits, vegetables, and other crops. Examples of serious pest insects include the Colorado potato beetle, soybean flea beetle, European corn borer, riceanbsp;...

Title:Connections in environmental science
Author:J. Richard Mayer
Publisher:McGraw-Hill Science/Engineering/Math - 2001


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