The effect of soil amendment and the soil microflora on the survival of helminthosporium sativum, the crown rot pathogen of wheat, in a virgin soil from the western Transvaal
By: W.J. Jooste
Contributors: University of Stellenbosch
Published: 1970
Language: eng
Number of pages: 126
Notes: Thesis (doctoral)--University of Stellenbosch, 1970.