152份向日葵重组自交系苗期抗旱性的鉴定与评价

周子超, 侯建华, 甄子龙, 石慧敏

Drought-Resistance Identification and Evaluation of 152 Sunflower Recombinant Inbred Lines (RILs) at Seedling Stage

Zichao Zhou, Jianhua Hou, Zilong Zhen, Huimin Shi

表6 不同性状的抗旱系数与综合抗旱能力D值相关分析

Table 6 Correlation analysis of drought-resistance coefficients and D-value of drought-resistance comprehensive evaluation of 9 indicators

株高 Plant height 叶片相对含水量 Relative water content of leaves 叶面积 Leaf area 根冠比 Root-shoot ratio 电导率 Electrical conductivity 根长 Root length 根表面积 Root surface area 根体积 Root volume SPAD值 SPAD value 0.256** 0.374** 0.462** 0.247** 0.183* 0.578** 0.403** 0.429** 0.169*