Using artificial inoculation identification method,resistance of leaf turcicum disease including leaf blight and gray leaf spot of 177 main varieties was evaluated.The results showed that 154 varieties were resistant to leaf blight,accounting for 87.0% of the total.23 varieties were susceptible to leaf blight,accounting for 13% of the total.140 varieties were resistant to gray leaf spot,accounting for 81.8% of the total.31 varieties were susceptible to gray leaf spot,accounting for 18.2% of the total.120 varieties were resistant to both two diseases,accounting for 70.2% of the total.