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Pesticides
Lindane vaporizers still sold two years after United States warning.
Bug-killer device still sold in the State.
Act to cancel resignation of all DDT products.
W. Ruckelshaus backs court on DDT ban.
Wide effect of pesticide court ruling.
Farmers and chemical farming.
Iowa Board affirms ban on DDT, four other pesticides.
Court orders United States action to ban DDT.
Agriculture, Environment spokesman clash at pesticide hearing.
Hearing set on Iowa pesticide use.
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