An annotated bibliography on Aphelinus mali (Hald.), a parasite of the wooly apple aphid, 1851-1950
By: compiled by M.A. Yothers
Publisher: U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine
Published: 1953
Place of publication: Washington, D.C.]
Language: eng
Number of pages: 61
Subjects: Chalcid wasps; Aphids; Bibliography; Biological control
Notes: "August 1953."

"E-861."