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By: Barker, N PType: ArticleIn: BothaliaVolume: 19Series:Issue: 1Date: 1989-10-18Page Range: 134--136Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-Subjects:
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By: De Wet, B C - Russel, G E Gibbs - Germishuizen, G - Schrire, B D - Jordaan, M - Pienaar, B J - Welman, W G - Reid, Christopher S. - Van Wyk, C M - Fish, L. - Immelman, K L - Van Rooy, J - Glen, H.F. - Barker, N PType: ArticleIn: BothaliaVolume: 19Series:Issue: 2Date: 1989-12-19Page Range: 275--294Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-Subjects:
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By: De Wet, B C - Germishuizen, G - Schrire, B D - Jordaan, M - Pienaar, B J - Welman, W G - Reid, Christopher S. - Van Wyk, C M - Fish, L. - Immelman, K L - Van Rooy, J - Perold, S M - Taussig, J - Barker, N PType: ArticleIn: BothaliaVolume: 20Series:Issue: 2Date: 1990-10-17Page Range: 249--266Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-Subjects: