Truter, Susarah J.Wallis, Frederick Michael.2014-09-232014-09-2319751975http://hdl.handle.net/10413/11266Thesis (Ph.D.)-University of Natal, Pietermaritzburg, 1975.No abstract available.en-ZABacterial diseases of plants.Cabbage--Diseases and pests.Theses--Microbiology.A histopathological study on selected bacterial vascular diseases with emphasis on ultrastructure.Thesis