低温胁迫和赤霉素对花生种子萌发和幼苗生理响应的影响

常博文,钟鹏,刘杰,唐中华,高亚冰,于洪久,郭炜

Effect of low-temperature stress and gibberellin on seed germination and seedling physiological responses in peanut

Bo-Wen CHANG,Peng ZHONG,Jie LIU,Zhong-Hua TANG,Ya-Bing GAO,Hong-Jiu YU,Wei GUO

表5 种子萌发相关指标与幼苗生理生化指标的相关系数

Table 5 Correlation coefficients between seed germination parameters and physiological and biochemical indexes in seedlings

GR GI SV HL RMP MDA SS SP FP 发芽率GR 1 发芽指数GI 0.935** 1 种子活力指数SV 0.923** 0.982** 1 芽长HL 0.961** 0.936** 0.964** 1 相对膜透性RMP -0.923** -0.888** -0.938** -0.981** 1 MDA含量 MDA -0.997** -0.934** -0.934** -0.972** 0.943** 1 可溶性糖含量SS 0.973** 0.872** 0.897** 0.970** -0.960** -0.983** 1 可溶性蛋白含量SP 0.742* 0.556 0.583 0.737* -0.718* -0.742* 0.829* 1 游离脯氨酸含量FP 0.864** 0.882** 0.810* 0.820* -0.745* -0.834* 0.779* 0.64 1