The Role of Imported Parasites in the Biological Control of the Spotted Alfalfa Aphid in Southern California in 19571

Author: BOSCH VAN DEN R.   SCHLINGER E. I.   DIETRICK E. J.   HALL I. M.  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.52, Iss.1, 1959-02, pp. : 142-154

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