Screening tests of some organic insecticides against the California red scale
By: A.W. Cressman, [et al.]
Contributors: United States. Entomology Research Division
Series: ARS -- 33-40; ARS (Series) (United States. Agricultural Research Service) -- 33-40.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1957
Place of publication: [Beltsville, Md.?]
Language: eng
Subjects: Insecticides; Research; Aonidiella aurantii; Control
Notes: Caption title.

"July 1957."

Includes bibliographical references (p. 5).