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1. DDT (insecticide). DDT for control of household pests.

3. DDT (insecticide). Recommendations or suggestions on use of DDT for apple spraying in 1946; by State agencies, Entomological Branch, Canadian Department of Agriculture, and Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, United States Department of Agriculture.

4. Cabbage aphid control in California; by Roy E. Campbell.

8. Insects. Summary of insect conditions in 1943.

10. Insects. Summary of insect conditions in 1942.