Effect of Pesticide Applications on Abundance of European Red Mite (Acari: Tetranychidae) and Typhlodromus pyri (Acari: Phytoseiidae) in Nova Scotian Apple Orchards

Author: HARDMAN J. M.   ROGERS R.E.L.   NYROP JAN P.   FRISCH TRACEY  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.84, Iss.2, 1991-04, pp. : 570-580

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