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Biology and host specificity notes on Styphlus Penicillus gyllenhal (Coleoptera: Curculionidae), examined as a biological control agent for Crupina Vulgaris in the United States with remarks on its host plant

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By: Sobhian, R - Knutson, Lloyd, - Rodier, J S

Type: Article

In: Proceedings of the Entomological Society of Washington

Volume: 98

Date: 1996

Page Range: 317--323

Publication Info: Washington, etc, Entomological Society of Washington,