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[Isolation and identification of pathogen of seedling blight of Platycodon grandiflorum]
Zheng Zhang1, Cheng-Min Yang, Yong Li
1Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100193, China. zhangzheng321@126.com
Objective:
To isolate and identify pathogen of the seedling blight occurred in Platycodon grandiflorum.
Method:
The morphological observation, rDNA ITS sequence analysis, and Koch's postulates were used to identify the isolates of the causal agent.
Result:
The isolates of the causal agent was Rhizoctonia solani.
Conclusion:
The result confirmed that R. solani is the pathogen of seedling blight of P. grandiflorum.
