不同大豆材料的抗旱性鉴定及耐旱品种筛选

张永芳,钱肖娜,王润梅,史鹏清,杨荣

Identification of Drought Resistance of Different Soybean Materials and Screening of Drought Tolerant Varieties

Yongfang Zhang,Xiaona Qian,Runmei Wang,Pengqing Shi,Rong Yang

表2 11份大豆种质资源的4个农艺性状的比较

Table 2 Comparison of 4 agronomic traits of 11 soybean germplasm resources

指标 Index 最大值Max 最小值Mix 极差Range 均值Average 标准差Standard deviation 变异系数CV (%) 正常灌水 Normal irrigation 自然干旱胁迫 Natural drought stress 正常灌水 Normal irrigation 自然干旱胁迫 Natural drought stress 正常灌水 Normal irrigation 自然干旱胁迫 Natural drought stress 正常灌水 Normal irrigation 自然干旱胁迫 Natural drought stress 正常灌水 Normal irrigation 自然干旱胁迫 Natural drought stress 正常灌水 Normal irrigation 自然干旱胁迫 Natural drought stress 株高(cm) Plant height 140.00 109.00 35.00 26.00 105.00 83.00 62.68 45.01 25.74 20.79 41.06 46.19 主茎节数 Nodes of main stem 20.00 16.00 4.00 5.00 16.00 11.00 9.84 8.63 3.25 2.84 33.05 32.91 单株荚数 Pods per plant 27.00 25.00 6.00 7.00 21.00 18.00 14.08 12.06 4.89 4.52 34.70 37.51 单株粒数 Seeds per plant 73.00 69.00 20.00 16.00 53.00 53.00 37.28 30.03 11.59 11.90 31.09 39.62