-
1by Choudhary, M.A., FAO, Rome (Italy). Agricultural Services Div. eng, International Workshop on Conservation Tillage for Sustainable Agriculture eng 22-27 Jun 1998 Harare (Zimbabwe), Benites, J. (ed.), Chuma, E. (ed.), Fowler, R. (ed.), Kienzle, J. (ed.), Molapong, K. (ed.), Manu, J. (ed.), Nyagumbo, I. (ed.), Steiner, K. (ed.), van Veenhuizen, R. (ed.), Deutsche Gesellschaft fuer Technische Zusammenarbeit, Eschborn (Germany) oth
Published 1998Texto bibliotecaFAO IT