Long Term Productivity Benefits of Soil ConservationWalker, D.J. and Young, D.L. and Fosberg, M.A. and Busacca, A.J. and Saxton, K.E. and Carter, D.L. and Frazier, B.E. (1986) Long Term Productivity Benefits of Soil Conservation. pp. 9-39. In: STEEP Symposium. USA-WA-Spokane, 1986/05/20-21. Full text not available from this repository.
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