Methods of farm management investigation :
Methods of farm management investigation : for improving farm productivity /
Prepared by W. Y. Yang.
- Rome : Food and Agriculture Organization of the United Nations, c1965.
- ix, 228 p. : ill. ; 23 cm.
Includes bibliographical references.
Agronomy.
Farm management.
631.1 / FAM
Includes bibliographical references.
Agronomy.
Farm management.
631.1 / FAM
