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Factors of spread and repression in potato wart


Author:
Weiss, Freeman A. (Freeman Albert) and Brierley, Philip
Source:
USDA
Year:
1928
Subject:
Potato wart and Control
Format:
14 p., 1 leaf of plates : ill. ; 23 cm.
Language:
English
Publisher:
U.S. Dept. of Agriculture
Series:
Technical bulletin (United States. Dept. of Agriculture) ; no. 56
Collection:
Organic Roots Collection,
USDA publications
Permanent URL:
http://handle.nal.usda.gov/10113/CAT86200053