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By: Hofmeyer, Joan - Phillips, E PType: ArticleIn: BothaliaVolume: 1Series:Issue:Date: 1922Page Range: 105--109Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-Subjects:
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By: Hofmeyer, Joan - Phillips, E PType: ArticleIn: BothaliaVolume: 1Series:Issue:Date: 1922Page Range: 97--104Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-Subjects: