Technical and economic causes of productivity changes in U. S. wheat production, 1948-76

BOND, J. J

Technical and economic causes of productivity changes in U. S. wheat production, 1948-76 - Washington 1979 - 102p - U. S. D. A. Technical bulletin, no. 1598 .


WHEAT -- U. S

WHEAT -- U. S

338.163 11 B68T

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