玉米拟轮枝镰孢菌穗腐病抗性基因的挖掘

闻竞, 沈彦岐, 韩四平, 邢跃先, 张叶, 王梓钰, 李世界, 杨小红, 郝东云, 张艳

Exploration of specific gene(s) for ear rot resistance to Fusarium verticilloides in maize

Jing WEN, Yan-Qi SHEN, Si-Ping HAN, Yue-Xian XING, Ye ZHANG, Zi-Yu WANG, Shi-Jie LI, Xiao-Hong YANG, Dong-Yun HAO, Yan ZHANG

表1 玉米穗腐病病情分级标准

Table 1 Classification criteria of Fusarium verticillioides ear rot in maize

病情评级Disease severity 发病百分比Percentage of symptom 1 发病面积占雌穗总面积0~1% Percentages of lesion area: 0-1% 3 发病面积占雌穗总面积2%~10% Percentages of lesion area: 2%-10% 5 发病面积占雌穗总面积11%~25% Percentages of lesion area: 11%-25% 7 发病面积占雌穗总面积26%~50% Percentages of lesion area: 26%-50% 9 发病面积占雌穗总面积51%~100% Percentages of lesion area: 51%-100%