[1]
Thirteen reasons why farmers do not adopt innovations intended to improve the sustainability of upland agriculture .2 Fujisaka,S. Evaluation for Sustainable Land Management in the Developing WorM . 1992
[1]
Thirteen reasons why farmers do not adopt innovations intended to improve the sustainability of upland agriculture .2 Fujisaka,S. Evaluation for Sustainable Land Management in the Developing WorM . 1992