NALDC

Main content area

Relative insecticidal value of commercial grades of pyrethrum


Author:
McDonnell, C. C.
Source:
Technical bulletin (United States. Dept. of Agriculture) ; no. 198 1930
Year:
1930
Subject:
Pyrethrum (Plant)
Format:
10 p. ; 23 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection