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3Dictionary of soil erosion and soil conservation. English - German Dictionary of soil erosion and soil conservation. English - Germanby Baum, E. (ed.), Deutsches Inst. fuer Tropische und Subtropische Landwirtschaft, Witzenhausen (Germany) ger, Wolff, P. (ed.), Zoebisch, M.A. (ed.)
Published 1996Texto bibliotecaFAO IT -
4Ecofarming: ecologically and socially sustainable land management in Africa Ecofarming: ecologically and socially sustainable land management in Africaby Tesfai S. (ed.), Deutsche Stiftung fuer Internationale Entwicklung, Feldafing (Germany). Zentralstelle fuer Ernaehrung und Landwirtschaft ger, Gast, H. (ed.), Deutsches Inst. fuer Tropische und Subtropische Landwirtschaft, Witzenhausen (Germany) ger
Published 1999Texto bibliotecaFAO IT