Utilization of a Nuclear Polyhedrosis Virus to Control the Cabbage Looper on Cole Crops in Virginia1

Author: HOFMASTER R. N.   DITMAN L. P.  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.54, Iss.5, 1961-10, pp. : 921-923

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