Tests of Insecticides for Control of Cotton Insects During 19491

Abstract
In 5 field expts. various insecticides were used. Special Ca arsenate mixed with either parathion or benzene hexachloride was slightly more effective against the boll weevil than the organic insecticides used, while the latter were more effective for boll-worm control. The addition of parathion or benzene hexachloride to .special Ca arsenate prevented aphid increases.

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