Spatial Scale of Fenvalerate Resistance in Pear Psylla (Homoptera: Psyllidae) and Its Relationship to Treatment History

Author: TABASHNIK BRUCE E.   CROFT BRIAN A.   ROSENHElM JAY A.  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.83, Iss.4, 1990-08, pp. : 1177-1183

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