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Factors affecting the mechanical application of fertilizers to the soil


Author:
Mehring, A. L. and Cumings, Glenn A.
Source:
Technical bulletin (United States. Dept. of Agriculture) ; no. 182 1930
Year:
1930
Subject:
Fertilizer equipment and Fertilizers
Format:
96 p., [18] p. of plates : ill. ; 23 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection