Citation: Gn. Smit et Nfg. Rethman, THE INFLUENCE OF TREE THINNING ON THE REPRODUCTION DYNAMICS OF COLOPHOSPERMUM MOPANE, South African journal of botany, 64(1), 1998, pp. 25-29
Citation: Gn. Smit et Nfg. Rethman, ROOT BIOMASS, DEPTH DISTRIBUTION AND RELATIONS WITH LEAF BIOMASS OF COLOPHOSPERMUM MOPANE, South African journal of botany, 64(1), 1998, pp. 38-43
Citation: Gn. Smit et Ht. Vandermolen, 3 METHODS FOR THE ASSESSMENT OF COMMUNICATION-SKILLS, British journal of educational psychology, 66, 1996, pp. 543-555