Axinn, George H.

Guide on alternative extension approaches - 147 páginas - Papel

Agricultural extension approaches, cap.4 Comparative analysis of the eight approaches, cap.5 Conclusions and general principles, cap.6 General perspective of the worlds experience with agricultural extension, cap.2 Introduction, cap.1 Major problems and issues in improving extension effectiveness, cap.3


Agricultura - aspectos socioeconomicos
Extension agricola

630 / A94G