Evaluation of Bacillus thuringiensis and a parasitoid for suppression of the gypsy moth in Pennsylvania / by John D. Wollam and William G. Yendol.
|Main Author:||Wollam, John D.|
|Other Authors:||Yendol, William G.,|
Upper Darby, Pa. : U.S. Dept. of Agriculture, Forest Service, Northeastern Area State and Private Forestry, 1974.
> Biological control
Gypsy moth > Control > Pennsylvania.
Prepared by Pesticide Research Laboratory and Graduate Study Center, Dept. of Entomology, Pennsylvania State University.
8 p. :
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