褪黑素浸种对盐碱胁迫下大豆种子萌发的影响

王明瑶,曹亮,于奇,邹京南,何松榆,秦彬,王孟雪,张玉先

Effects of Melatonin Soaking on Germination of Soybean Seeds under Saline-Alkali Stress

Mingyao Wang,Liang Cao,Qi Yu,Jingnan Zou,Songyu He,Bin Qin,Mengxue Wang,Yuxian Zhang

表2 大豆种子发芽率与相关生理生化指标的相关系数

Table 2 Correlation coefficient between germination rate and related physiological and biochemical indexes of soybean seeds

指标Index	发芽率 Germination rate	SOD活性 SOD activity	POD活性 POD activity	CAT活性 CAT activity	APX活性 APX activity	MDA含量 MDA content	H₂O₂含量 H₂O₂ content	脯氨酸含量 Proline content	可溶性糖含量 Soluble sugar content	可溶性蛋白含量 Soluble protein content
发芽率Germination rate	-1
SOD活性SOD activity	-0.349	-1
POD活性POD activity	-0.322	-0.296	1
CAT活性CAT activity	-0.089	-0.547	0.933^**	1
APX活性APX activity	-0.847^**	-0.325	0.331	0.061	-1
MDA含量MDA content	-0.973^**	-0.469	0.254	0.027	-0.773^**	-1
H₂O₂含量H₂O₂content	-0.963^**	-0.173	0.426	0.255	-0.758^*	-0.935^**	-1
脯氨酸含量Proline content	-0.265	-0.961^**	0.463	0.658^*	-0.242	-0.385	-0.106	1
可溶性糖含量 Soluble sugar content	-0.266	-0.962^**	0.463	0.659^*	-0.243	-0.386	-0.106	1.000^**	1
可溶性蛋白含量 Soluble protein content	-0.307	-0.334	0.949^**	0.893^**	-0.404	-0.226	-0.384	0.506	0.505	1