Yazar
Matthias Gruninger
3 cilt bulundu.
Cilt sonuçları
Classification and descriptive analysis of farming systems in West Sumatra
Matthias Grüninger · Indonesian-German Development Cooperation, Badan Perencanaan Pembangunan Daerah Tingkat I Sumatera Barat (BAPPEDA) [and] Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) GmbH
Sayfa sayısı yok · 1996
Kategori yok
Socio-economic impact of soil degradation on upland farming systems in West Sumatra, Indonesia
Matthias Grüninger · Wissenschaftsverlag Vauk
294 sayfa · 2000
Agriculture / Economic aspects / Economic aspects of Agriculture / Economic aspects of Soil degradation / Rural conditions