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Control of the blue mold (downy mildew) disease of tobacco by spraying


Author:
Clayton, E. E.
Source:
Technical bulletin (United States. Dept. of Agriculture) ; no. 650 1938
Year:
1938
Subject:
Tobacco blue mold -- Control and Downy mildew diseases -- Control
Format:
23 p. : ill. ; 23 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection