Imported french parasite of walnut aphid established in California

Schlinger, E; Hagen, K; Van den Bosch, R

Imported french parasite of walnut aphid established in California

Authors

E. I. Schlinger
K. S. Hagen
R. Van den Bosch

Authors Affiliations

E. I. Schlinger is Assistant Entomologist in Biological Control, University of California, Riverside; K. S. Hagen is Associate Entomologist in Biological Control, University of California, Berkeley; R. van den Bosch, Associate Entomologist in Biological Control, University of California, Riverside, collected the wasp parasites in France and in Iran.

Publication Information

Hilgardia 14(11):3-4. DOI:10.3733/ca.v014n11p3. November 1960.

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Abstract

Imported from in 1959, a tiny wasp—Trioxys pallidus Haliday—a natural parasitic enemy of the walnut aphid—Chromaphis juglandicola (Kaltenbach)—has become established, at least locally, in California.

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