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Identification of Soft-Rot Erwinia Associated with Blackleg of Potato in Arizona. M. E. Stanghellini, Department of Plant Pathology, University of Arizona, Tucson 85721; J. C. Meneley, Department of Plant Pathology, University of Arizona, Tucson 85721. Phytopathology 65:86-87. DOI: 10.1094/Phyto-65-86.

Pathogenicity and physiological tests indicated that Erwinia carotovora var. carotovora (sensu Graham) is the primary causal agent associated with blackleg of potato in Arizona.