Impaction of Insecticide Particles on Western Spruce Budworm Larvae and Douglas-fir Needles

Author: Barry J. W.   Ciesla W. M.   Tysowsky M.   Ekblad R. B.  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.70, Iss.3, 1977-06, pp. : 387-388

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