The inoculation tests showed that all isolates of R. solani and R. cerealis and their crude toxins had virulence on the plants of rice, maize and wheat.
因此，以立枯丝核菌粗毒素处理水稻种子和幼苗可初步鉴定品种对纹枯病的抗性。
2
Pectinase, cellulase and hemicellulase were also produced in vitro from R. cerealis after treatment, but their activities were affected with various degrees.