by CHAMPOUX, L, MASSE, D. C, EVERS, D, LANE, O. P, PLANTE, M, TIMMERMANS, S. T. A
Published in Hydrobiologia (01.09.2006)

by Stride, C.D, Wright, P.J. (Monsanto PLC, PO Box 53, Lane End Road, High Wycombe HP12 4NL (United Kingdom))
Year of Publication 1997

by Sadomba, W.Z. (2 Langtree Lane, PO Box H148, Hatfield, Harare (Zimbabwe))
Published in PLA Notes - International Institute for Environment and Development (United Kingdom) (1996)

by Lass, R.A. (Cadbury Ltd., PO Box 12, Bournville Lane, Birmingham, B30 2LU (United Kingdom))
Published in Cocoa Growers' Bulletin (United Kingdom) (1992)