Assessment of Cone-Damaging Insects in a Swedish Spruce Seed Orchard and the Efficacy of Large-Scale Application of Bacillus thuringiensis variety aizawai × kurstaki Against Lepidopterans

Author: Rosenberg Olle   Weslien Jan  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.98, Iss.2, 2005-04, pp. : 402-408

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