大豆根部水压胁迫耐逆指数遗传体系解析

王吴彬, 童飞, KHAN Mueen Alam, 张雅轩, 贺建波, 郝晓帅, 邢光南, 赵团结, 盖钧镒

Detecting QTL system of root hydraulic stress tolerance index at seedling stage in soybean

WANG Wu-Bin, TONG Fei, KHAN Mueen-Alam, ZHANG Ya-Xuan, HE Jian-Bo, HAO Xiao-Shuai, XING Guang-Nan, ZHAO Tuan-Jie, GAI Jun-Yi

表2 MTZ群体及其亲本根部水压胁迫耐逆指数RHSTI的描述性统计

Table 2 Descriptive statistics of root hydraulic stress tolerance index (RHSTI) in the MTZ population

环境 Environment M Z T MTZ 组中值(频数) Value of class mid-point (frequency) 变幅 Range 平均数 Mean 变异系数 CV (%) 遗传力 h2 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 >1.9 春季Spring 0.35 1.05 0.95 1 24 159 128 57 15 9 2 1 9 0.11-2.94 0.69 13.2 97.2 夏季Summer 0.17 1.04 0.96 38 56 75 100 61 34 20 5 0 2 0.03-1.93 0.65 12.1 97.9 平均值Mean 0.26 1.05 0.95 2 41 115 159 55 19 5 6 0 5 0.09-2.80 0.68 12.7 37.9