First report ofPseudomonas marginalispv.marginalisas a cause of soft rot of potato in China

• DOI: 10.1071/dn07029
• Publication Date: 2007-05-06T19:14:16Z
• Authors: Jinhua Li; Zhaoxiang Chai; Hetong Yang; Guoquan Li; Di Wang
• Keywords: Solanum tuberosum; Mycology

Pseudomonas marginalis pv. marginalis was identified by physiological and molecular methods (16 S rDNA sequence), as a cause of bacterial soft rot of potato (Solanum tuberosum) in Zhangye District of central Gansu, China. Pathogenicity was confirmed in whole potato microtubers, seedlings and tuber pieces and the pathogen reisolated from the inoculated plants. This is the first report of bacterial soft rot of potato caused by P. marginalis pv. marginalis in China.