Screening tests for materials to increase the effectiveness of a DDT-Pyrethrum formula
Publisher: United States Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine
Published: 1949
Place of publication: Washington, D.C.
Language: eng
Number of pages: 52
Subjects: Insecticides--Testing; DDT (Insecticide; Pyrethrum (Insecticide; Insecticides; DDT.
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