Predicting Numbers of Eggs in Jack Pine Budworm and Spruce Budworm (Lepidoptera: Tortricidae) Egg Masses in Michigan

Author： Fowler Gary W.   Simmons Gary A.   Montgomery Bruce A.  

Publisher： Entomological Society of America

ISSN： 1938-291X

Source： Journal of Economic Entomology, Vol.80, Iss.3, 1987-06, pp. : 712-715

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