Isolation and identification of pathogen of seedling blight of Platycodon grandiflorum / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To isolate and identify pathogen of the seedling blight occurred in Platycodon grandiflorum.</p><p><b>METHOD</b>The morphological observation, rDNA ITS sequence analysis, and Koch's postulates were used to identify the isolates of the causal agent.</p><p><b>RESULT</b>The isolates of the causal agent was Rhizoctonia solani.</p><p><b>CONCLUSION</b>The result confirmed that R. solani is the pathogen of seedling blight of P. grandiflorum.</p>