为研究贵州省不同稻区水稻纹枯病菌对噻呋酰胺和己唑醇的敏感性情况,为水稻纹枯病的科学防治和药剂的合理使用提供参考,贵州省植物保护研究所从贵州不同水稻产区采集水稻纹枯病菌标样,对其进行分离、纯化并保存菌株,采用菌丝生长速率法测定了 In order to study the sensitivity of Rhizoctonia solaniridae and hexaconazole to Rhizoctonia solani in different rice growing areas of Guizhou Province and to provide reference for the scientific control of rice sheath blight and rational use of pesticides, Guizhou Institute of Plant Protection from different rice Producing area to collect Rhizoctonia solani standard sample, to isolate, purify and preserve the strain, using mycelial growth rate method