University of Pretoria. Forestry and Agricultural Biotechnology Institute; University of Pretoria. FABI(Forestry and Agricultural Biotechnology Institute, University of Pretoria, 2002)
Auret, Francois Danie; Goodman, Stewart Alexander; Legodi, Matshisa Johannes; Meyer, Walter Ernst; Look, D.C.(American Institute of Physics, 2002-02-25)