Analysis of direct-payment methods for hogs to increase hog producers' incomes
Shepherd, G.S.
Analysis of direct-payment methods for hogs to increase hog producers' incomes - Ames 1963 - 793-828 p. - No. 814; Iowa Agricultural Exp .
Analysis of direct-payment methods for hogs to increase hog producers' incomes - Ames 1963 - 793-828 p. - No. 814; Iowa Agricultural Exp .