Guidelines for the use of insecticides to control insects affecting crop, livestock, household, stored products, forests, and forest products
U.S. Department of Agriculture
Guidelines for the use of insecticides to control insects affecting crop, livestock, household, stored products, forests, and forest products U.S. Department of Agriculture - Washington U.S. Department of Agriculture 1972 - xix, varies p.; 25cm.
632.7 G942U
Guidelines for the use of insecticides to control insects affecting crop, livestock, household, stored products, forests, and forest products U.S. Department of Agriculture - Washington U.S. Department of Agriculture 1972 - xix, varies p.; 25cm.
632.7 G942U