灌浆期高温与干旱胁迫对小麦籽粒淀粉合成关键酶活性及淀粉积累的影响

胡阳阳, 卢红芳, 刘卫星, 康娟, 马耕, 李莎莎, 褚莹莹, 王晨阳

Effects of High Temperature and Water Deficiency during Grain Filling on Activities of Key Starch Synthesis Enzymes and Starch Accumulation in Wheat

Yang-Yang HU, Hong-Fang LU, Wei-Xing LIU, Juan KANG, Geng MA, Sha-Sha LI, Ying-Ying CHU, Chen-Yang WANG

表1 高温与干旱胁迫对小麦籽粒淀粉合成关键酶活性影响的互作效应方差分析(F值)

Table 1 Variance analysis on interaction of HT and DS on activity of key starch synthesis enzymes (F-value)

酶 Enzyme	来源 Source	2015-2016				2016-2017
酶 Enzyme	来源 Source	14DAA	18DAA	22DAA	26DAA	14DAA	18DAA	22DAA	26DAA
GBSS	高温HT	22.8^**	12.7^**	1290.8^**	4956.8^**	12.6^**	19.8^**	728.5^**	3297.7^**
	干旱DS	1.5	142.6^**	139.3^**	5.0	0.3	46.6^**	78.8^**	40.5^**
	DS×HT	8.3^*	301.4^**	199.3^**	134.1^**	11.4^**	63.1^**	158.1^**	147.6^**
SSS	高温HT	319.1^**	213.3^**	216.0^**	344.1^**	113.7^**	50.0^**	277.7^**	902.8^**
	干旱DS	9.1^*	91.6^**	42.9^**	49.2^**	10.0^*	72.5^**	0.3	130.2^**
	DS×HT	0.0	168.7^**	50.4^**	10.8^*	2.2	148.7^**	42.7^**	11.6^**
SBE	高温HT	0.6	141.4^**	531.3^**	116.6^**	0.3	190.5^**	174.8^**	621.4^**
	干旱DS	46.5^**	114.3^**	560.8^**	84.4^**	17.9^**	127.6^**	186.2^**	368.0^**
	DS×HT	20.9^**	13.2^**	99.8^**	0.7	7.0^**	7.6^*	11.5^**	9.2^*
AGPase	高温HT	1.5	10.0^*	433.4^**	358.7^**	0.3	6.3^*	1682.4^**	1390.1^**
	干旱DS	6.0^*	98.0^**	216.2^**	223.9^**	2.2	107.6^**	194.6^**	726.5^**
	DS×HT	15.0^**	20.7^**	3.3	26.2^**	7.1^*	20.7^**	0.1	27.4^**
SS	高温HT	174.0^**	40.1^**	449.2^**	378.9^**	154.8^**	52.9^**	66.0^**	297.3^**
	干旱DS	13.3^**	3.8	25.2^**	51.0^**	23.6^**	9.6^*	34.4^**	146.4^**
	DS×HT	43.5^**	5.6^*	0.2	20.4^**	99.2^**	9.0^*	1.1	11.5^**