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Status and relative importance of the parasites of the Hessian fly in the Atlantic states


Author:
Hill, C. C., Pinckney, J. S., and Udine, E. J.
Source:
Technical bulletin (United States. Dept. of Agriculture) ; no. 689 1939
Year:
1939
Subject:
Hessian flies -- Control and Parasitic insects -- Atlantic States
Format:
15 p. ; 23 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection