• 1 Videos, Slides, Films

• 1 VHS Videocassettes

• 1 Biological control
• 1 Carson, Rachel, 1907-1964
• 1 Ecology
• 1 Environmental Health
• 1 Environmental Pollution
• 1 Environmental aspects
• 1 Insect Control
• 1 Insect pests
• 1 Pesticides
• 1 Pesticides and wildlife
• 1 Silent spring
• 1 Toxicology
• 1 adverse effects

• 1 Carson, Rachel, 1907-1964
• 1 Chadwick, Alex, 1947-
• 1 Goodwin, Neil
• 1 KCET (Television station : Los Angeles, Calif.)
• 1 McCullough, David G
• 1 Peace River Films
• 1 Streep, Meryl
• 1 WGBH (Television station : Boston, Mass.)
• 1 WNET (Television station : New York, N.Y.)

• 1 English

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