日期:2023-04-21 18:32
狀態(tài):待解決
提問:kjcxac
for Chinese patent medicines like Yunnan Baiyao. The purpose of this study was to isolate and identify the pathogenic fungus of root rot ofPsammosilene tunicoidesin Yunnan. In this study, the disease-health junction of the root tissue of diseased plant was isolated and purified by pure culture method to obtain the main pathogenic microorganisms ofP. tunicoides. Pathogenicity of isolated pathogenic microorganisms was analyzed the according to Koch's Postulates, and then were identified by morphol
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