国外大豆种质资源对大豆花叶病毒株系3（SMV3）的抗性评价

齐广勋, 董岭超, 张伟, 袁翠平, 刘晓冬, 王英男, 董英山, 王玉民, 赵洪锟

Evaluation of Resistance to Soybean Mosaic Virus Strain 3 (SMV3) in Foreign Soybean Germplasm Resources

Qi Guangxun, Dong Lingchao, Zhang Wei, Yuan Cuiping, Liu Xiaodong, Wang Yingnan, Dong Yingshan, Wang Yumin, Zhao Hongkun

表2 对大豆花叶病毒病抗性评价标准

Table 2 Evaluation criteria for soybean resistance to mosaic virus disease

病情指数DI (%) 抗性等级Resistance grade 0≤DI≤20 高抗High resistance (HR) 20<DI≤35 抗病Resistance (R) 35<DI≤50 中抗Moderately resistance (MR) 50<DI≤70 感病Susceptible (S) 70<DI≤100 高感High susceptible (HS)