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1 参试材料各生理生化指标在干旱胁迫下的变化幅度

Table 1 Variation range of physiological and biochemical indexes of tested materials under drought stress %

品种 Variety 叶绿素损失率 Loss rate of chlorophyll SOD活性增长率 Growth rate of SOD activity POD活性增长率 Growth rate of POD activity 晋豆21 Jindou 21 10.52 52.62 54.23 早熟1号Zaoshu 1 26.06 30.49 27.19 中品661 Zhongpin 661 36.72 21.10 1.66 黑农57 Heinong 57 44.93 0.98 2.00 黑农69 Heinong 69 44.18 22.81 8.86 绥农4 Suinong 4 11.12 56.29 57.76 绥农14 Suinong 14 9.70 58.80 55.31 垦农21 Kennong 21 15.75 40.85 2.37 合丰56 Hefeng 56 12.49 68.10 58.72 Jack 36.12 26.01 10.55 Willams 82 26.84 18.11 23.62