by Rass G, Castel T
Published in Annales ANPP (France) (1995)

by Martin J.L, Rass G
Published in Annales ANPP (France) (1995)

by Findlay, J.B.R, Haag, W.L, Boa-Amponsem, K, Descous, M, Rass, G, Modestus, W
Year of Publication 1998

by Rass, G. (Monsanto Agriculture, La Verpilliere (France))
Published in Annales ANPP (France) (1992)

by Martin, J.L. (Monsanto, La Verpilliere (France)), Rass, G
Published in Annales ANPP (France) (1995)

by Findlay, J.B.R, International Workshop on Conservation Tillage for Sustainable Agriculture eng 22-27 Jun 1998 Harare (Zimbabwe), Haag, W.L, Boa-Amponsem, K, Descous, M, Rass, G, Modestus, W, 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
Year of Publication 1998