Suggested guide for the use insecticides to control insects affecting crops, livestock, households, stored products and forest products
U.S. Department of Agriculture.Agricultural Research Service
Suggested guide for the use insecticides to control insects affecting crops, livestock, households, stored products and forest products - Washington 1966 - 21cm. 264 - U.S.D.A. agriculture handbook,no.313 .
PESTS -- DETERMINATION
INSECTICIDES PESTS -- DETERMINATION
632.9 U-4S
Suggested guide for the use insecticides to control insects affecting crops, livestock, households, stored products and forest products - Washington 1966 - 21cm. 264 - U.S.D.A. agriculture handbook,no.313 .
PESTS -- DETERMINATION
INSECTICIDES PESTS -- DETERMINATION
632.9 U-4S