Agricultural extension and research :
Purcell, Dennis.
Agricultural extension and research : achievements and problems in national systems / Dennis L. Purcell, Jock R. Anderson. - Washington, D.C. : World Bank, 1997. - xx, 282 p. ; 28 cm. - World Bank operations evaluation study .
Includes bibliographical references.
Open access.
0821338781
973416
Agricultural extension work--Developing Countries--Evaluation.
National agricultural research systems--Developing Countries--Evaluation.
World Bank.--Developing Countries.--Evaluation.
Agricultural extension and research : achievements and problems in national systems / Dennis L. Purcell, Jock R. Anderson. - Washington, D.C. : World Bank, 1997. - xx, 282 p. ; 28 cm. - World Bank operations evaluation study .
Includes bibliographical references.
Open access.
0821338781
973416
Agricultural extension work--Developing Countries--Evaluation.
National agricultural research systems--Developing Countries--Evaluation.
World Bank.--Developing Countries.--Evaluation.