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Relative insecticidal value of commercial grades of pyrethrum


Author:
McDonnell, C. C.
Source:
USDA
Year:
0000
Subject:
Pyrethrum (Plant)
Format:
10 p. ; 23 cm.
Language:
English
Publisher:
U.S. Dept. of Agriculture
Series:
Technical bulletin (United States. Dept. of Agriculture) ; no. 198
Collection:
Organic Roots Collection
Permanent URL:
http://handle.nal.usda.gov/10113/CAT86200192