Diversity in crop farming : its meaning for income-support policy.Publisher: [Washington, D.C.?] : Congress of the U.S., Congressional Budget Office,
Date: [1985] This title can be found in 2 Iowa libraries.
Economies of size in U.S. field crop farming /Author: Miller, Thomas A.
Publisher: [Washington, D.C.] : U.S. Dept. of Agriculture, Economics and Statistics Service,
Date: 1981. This title can be found in 2 Iowa libraries.
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