Techniques for evaluating Bacillus thuringiensis and spray equipment for aerial application against forest defoliating insects
Contributors: Orchard, R. D. (Richard D.)
Series: USDA Forest Service research paper PNW -- 183; USDA Forest Service research paper PNW -- 183
Publisher: Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1974
Place of publication: Portland, Or
Language: eng
Number of pages: 13
Subjects: Bacillus thuringiensis; Aerial spraying and dusting in forestry
Notes: Bibliography: p. 13.