通过对芝麻成株期茎点枯病病原菌的致病性进行研究，从而为芝麻种质资源的抗病性鉴定，发掘抗源，加快抗病育种进程提供技术方法。对感茎......

Alternative methods are needed to assess the severity of charcoal rot disease [Macrophomina phaseolina (Tassi) Goid] in ......