TY  - MANSCPT
AU  - Sahle Tesfai
AU  - Gast,Hartmut
TI  - Ecofarming - Ecologically and Socially Sustainable Land Management in Africa: Proceedings of an International Training Course-Workshop held from November 16 to December 11, 1998 in Ethiopia 
U1  - AFR 333.715 Eco 1999 
PY  - 1999///
CY  - Feldafing, Germany.:
PB  - Deutsche Stiftung f r internationale Entwicklung (DSE), Zentralstelle f r Ernh̃rung und Landwirtschaft, (ZEL) ,
ER  -