Developing technology with farmers : a trainer's guide for participatory learning

Laurens van Veldhuizen, Ann Waters-Bayer, Henk de Zeeuw
Bok · Engelsk · 1997

Utgitt	London : Zed Books , c1997
Omfang	224 s. : ill.
Emner	Agriculture Extension activities Technology transfer
ISBN	1856494896. - 185649490X