The black foot disease is a grapevine trunk disease. It is caused by fungi in the genus Cylindrocarpon (C. fasciculare, C. pseudofasciculare, C. destructans, C. macrodidymum and C. obtusisporum).Occurrence of grapevine trunk disease pathogens in rootstock mother plants in South Africa. P. H. Fourie and F. Halleen, Australasian Plant Pathology, June 2004, Volume 33, Issue 2, pages 313-315,
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