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1. Persistence of soil differences with respect to productivity.

Creator Personal:
Garber, R. J., Hoover, M. M.
Title:
Persistence of soil differences with respect to productivity.
Call Number:
P16994
Date:
1930
Description:
Journal article reprint from: Journal of the American Society of Agronomy, v.22:no.10 (1930:Oct.).
Subject Topical:
Agricultural productivity., Soils.
All:
Agricultural productivity., Soils.