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Use of the exponential yield curve in fertilizer experiments


Author:
Spillman, W. J. (William Jasper)
Source:
USDA
Year:
0000
Subject:
Fertilizers and Mathematical models
Format:
67 p. : ill. ; 23 cm.
Language:
English
Publisher:
U.S. Dept. of Agriculture
Series:
Technical bulletin (United States. Dept. of Agriculture) ; no. 348
Collection:
Organic Roots Collection
Permanent URL:
http://handle.nal.usda.gov/10113/CAT86200342