Annotated bibliography on Aphelinus mali (Hald.), a parasite of the woolly apple aphid, 1851-1950
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: 62
Subjects: Woolly apple aphid--Control; Aphelinus mali; Insects as biological pest control agents.
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