Yazar
Siegfried Debrah
4 cilt bulundu.
Cilt sonuçları
Improving African food security
Henk Breman, Siegfried Debrah · Ifdc
12 sayfa · 2004
Agriculture / Food supply / Agricultural productivity / Agriculture and state
Empowering farmers for effective participation in decision-making
Siegfried Debrah, E. Suzanne Nederlof · Ifdc
28 sayfa · 2002
Rural development / Cooperative societies / Peasants / Farmers / Political activity
Empowering farmers to defend their rights to high quality and affordable inputs
Siegfried Debrah, Manon M. Dohmen, John Micah-Amuah · [publisher not identified]
57 sayfa · 2003
Farm supplies / Congresses / Purchasing / Agricultural chemicals / Agriculture