by Groot, J.J.R, Traoré, M, Koné, D
Published in Biotechnologie, agronomie, société et environnement (1998)

by Groot, J.J.R. (Proje Production Soudano-Sahelienne, Niono (Mali)), Soumare, A
Year of Publication 1997

by Hoy, M.A, Baan, H.E., van de, Groot, J.J.R, Field, R.P
Published in California agriculture (Berkeley, Calif.) (1984)

by P.S. Bindraban, D.M. Jansen, J. Vlaming, J.J.R. Groot
Year of Publication 1997

by Groot, J.J.R, Koné, D, Traoré, M, Kamissoko, N
Year of Publication 1995

by Groot, J.J.R, Koné, D, Traoré, M, Kamissoko, N
Year of Publication 1995

by Groot, J.J.R. (Centrum voor Agrobiologisch Onderzoek, Wageningen (Netherlands))
Year of Publication 1988

by Groot, J.J.R. (Instituut voor Bodemvruchtbaarheid, Haren (Gr.) (Netherlands)), Keulen, H. van
Published in Developments in Plant and Soil Sciences (Netherlands) (1990)

by Hoy M.A, Baan H.E. van de, Groot J.J.R, Field R.P
Published in California agriculture (Berkeley, Calif.) (01.09.1984)

by Roermond, H.J.W. van, Groot, J.J.R, Rossing, W.A.H, Rabbinge, R. (Landbouwhogeschool, Wageningen (Netherlands))
Published in Internationaal Symposium over Fytofarmacie en Fytiatrie (Belgium) (1986)

by Penning de Vries, F.W.T, Rabbinge, R, Groot, J.J.R. (DLO-Research Institute for Agrobiology and Soil Fertility, P.O. Box 14, 6700 AA, Wageningen (Netherlands))
Published in Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences (United Kingdom) (1997)

by Groot, J.J.R. (Instituut voor Bodemvruchtbaarheid, Haren-Groningen (Netherlands))
Published in Meststoffen (Netherlands) (1989)

by Keulen H. van, Neeteson J.J, Belmans C.F.M, Groot J.J.R
Published in Meststoffen (1988)

by Groot, J.J.R. (Instituut voor Bodemvruchtbaarheid, Haren (Gr.) (Netherlands)), Verberne, E.L.J
Published in Meststoffen (Netherlands) (1990)

by Groot J.J.R, Laurense A, Mantel W.P, Rabbinge R, Sinke J
Published in Gewasbescherming (1983)

by Keulen, H. van (Centrum voor Agrobiologisch Onderzoek, Wageningen (Netherlands)), Neeteson, J.J, Belmans, C.F.M, Groot, J.J.R
Published in Meststoffen (Netherlands) (1988)

by Dijk, W. van (Centrum voor Agrobiologisch Onderzoek, Wageningen (Netherlands)), Groot, J.J.R
Published in CABO-Verslag (Netherlands) (1987)

by Groot, J.J.R. (Landbouwhogeschool, Wageningen (Netherlands). Vakgroep Theoretische Teeltkunde), Laurense, A, Mantel, W.P, Rabbinge, R, Sinke, J
Published in Gewasbescherming (Netherlands) (1983)