Yang, W. Y.
Methods of farm management investigations for improving farm productivity / W. Y. Yang - Rome : Food and Agriculture Organization (FAO) , 1965 - xiii, 258p. : ill. ; 23 cm. - FAO agricultural development paper No. 80 FAO agriculture series No. 11 .
Includes bibliographies.
9251010161
Farm management--Research
UN FAO AS-11 ADP-80
Methods of farm management investigations for improving farm productivity / W. Y. Yang - Rome : Food and Agriculture Organization (FAO) , 1965 - xiii, 258p. : ill. ; 23 cm. - FAO agricultural development paper No. 80 FAO agriculture series No. 11 .
Includes bibliographies.
9251010161
Farm management--Research
UN FAO AS-11 ADP-80