Screening tests with some N-substituted formamides for synergistic action in allethrin fly sprays
By: P.G. Piquett, [et al.]
Contributors: United States. Entomology Research Branch
Series: ARS -- 33-17; ARS (Series) (United States. Agricultural Research Service) -- 33-17.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1956
Place of publication: [Beltsville, Md.?]
Language: eng
Subjects: Insecticides; Testing
Notes: Caption title.

"March 1956."