First record and description of Ralstonia solanacearum wilt in patchouli from Yunnan Province, China - ZICHAO MAO4; YUEQIU HE5*, PENG LI1, HENGCANG ZHOU2, XINGXING WU1, ZHIYUAN WANG1, H.H. HO3, YIXIN WU4 (Indian Phytopathology, 2012)