Verband tussen korrelkaraktertrekke en weerstandsvermoe van sekere druifvarieteite teen Botrytis cinerea (Pers.)
1962
Beukman, E. F. (Eduard Francois) | Orffer, C. J. | Stellenbosch University. Faculty of AgriSciences. Dept. of Horticultural Science.
Thesis (MScAgr)--Stellenbosch University, 1962.
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