芝麻不同抗旱基因型对花期干旱胁迫的生理响应机理

孙建,颜小文,乐美旺,饶月亮,颜廷献,叶艳英,周红英

Physiological Response Mechanism of Drought Stress in Different Drought-Tolerance Genotypes of Sesame During Flowering Period

SUN Jian,YAN XiaoWen,LE MeiWang,RAO YueLiang,YAN TingXian,YE YanYing,ZHOU HongYing

表2 花期干旱胁迫下芝麻叶片与根系生理生化指标的相关分析

Table 2 Correlation analysis of physiological and biochemical indexes between leaves and roots of sesame under drought stress during the flowering period

项目 Item 叶片生理生化指标 Physiological and biochemical indexes of leaves MDA H2O2 Pro SS SP AA SOD POD CAT GSH AsA PAL 根系生理生化指标 Physiological and biochemical indexes of roots MDA 0.782** 0.761** 0.836** 0.636** 0.482* 0.367 0.519** 0.893** 0.600** 0.849** 0.418* 0.877** H2O2 0.775** 0.876** 0.331 0.333 0.229 0.211 0.103 0.725** 0.164 0.528** -0.003 0.739** Pro 0.211 -0.075 0.274 0.574** 0.752** 0.327 0.528** -0.054 0.484* 0.353 0.343 0.182 SS 0.604** 0.333 0.678** 0.938** 0.934** 0.759** 0.914** 0.543** 0.748** 0.688** 0.710** 0.478* SP 0.627** 0.445* 0.879** 0.833** 0.759** 0.592** 0.850** 0.692** 0.699** 0.753** 0.716** 0.598** AA 0.679** 0.457* 0.884** 0.920** 0.834** 0.560** 0.865** 0.732** 0.750** 0.872** 0.641** 0.671** SOD 0.232 -0.079 0.339 0.789** 0.823** 0.772** 0.832** 0.217 0.601** 0.314 0.640** 0.023 POD 0.786** 0.697** 0.424* 0.613** 0.482* 0.672** 0.515* 0.645** 0.120 0.494* 0.771** 0.568** CAT 0.320 0.059 0.745** 0.807** 0.741** 0.568** 0.902** 0.393 0.570** 0.593** 0.837** 0.254 GSH 0.766** 0.587** 0.868** 0.809** 0.721** 0.553** 0.744** 0.735** 0.729** 0.836** 0.617** 0.764** AsA 0.413* 0.152 0.780** 0.779** 0.741** 0.602** 0.915** 0.480* 0.648** 0.561** 0.710** 0.247 PAL 0.529** 0.359 0.895** 0.783** 0.718** 0.290 0.761** 0.567** 0.587** 0.854** 0.607** 0.600**