_Participatory Development of Agricultural Innovations Procedures and Methods of On-Farm Research/
Werner ,Jurgen
_Participatory Development of Agricultural Innovations Procedures and Methods of On-Farm Research/ Jurgen werner - Germay Deutsche Gesellschaft Fur Technische Zusammenarbeit 1993
Includes index
3880854920
_Farm research
HD 1476 .W47 1993
_Participatory Development of Agricultural Innovations Procedures and Methods of On-Farm Research/ Jurgen werner - Germay Deutsche Gesellschaft Fur Technische Zusammenarbeit 1993
Includes index
3880854920
_Farm research
HD 1476 .W47 1993