Chinese Journal OF Rice Science
Pathogen Identification and   Infection Sources of Rice RootKnot Disease  
LIU Guo-Kun, WANG Yu, XIAO Shun, ZHANG Shao-Sheng*
Chinese Journal of Rice Science . 2011, (4): 420 -426 .  DOI: 10.3969/j.issn.1001-7216.2011.04.012