Die oorlewing van stamroes (Puccinia graminis tritici Pers.) en blaarroes (Puccinia triticina Erikss.) van koring in Wes-Kaapland

Wolfswinkel, L. D (1955)

Proefskrif (M. Sc.) -- Universiteit van Stellenbosch, 1955.

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Please refer to this item in SUNScholar by using the following persistent URL: http://hdl.handle.net/10019.1/54030
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