Insect Predators1 for Controlling Aphids2 on Potatoes. 9. Winter Survival of Coccinella Species in Field Cages Over Grassland in Northeastern Maine3

Author: SHANDS W. A.   SIMPSON GEDDES W.   STORGH R. H.  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.65, Iss.5, 1972-10, pp. : 1392-1396

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