综合农艺管理对夏玉米叶片生长发育及内源激素含量的影响

于宁宁,张吉旺,任佰朝,赵斌,刘鹏

Effect of integrated agronomic managements on leaf growth and endogenous hormone content of summer maize

Ning-Ning YU,Ji-Wang ZHANG,Bai-Zhao REN,Bin ZHAO,Peng LIU

表3 叶片性状、单株干物质重和产量与内源激素含量的相关系数

Table 3 Correlation coefficients of leaf characteristics, dry matter weight per plant, yield with endogenous hormone contents

相关性Correlation	GA₃	IAA	ZR	ABA	ZR/ABA	GA₃/IAA	ZR/IAA	ABA/(GA₃+IAA+ZR)
LAI	-0.007	-0.807^**	-0.311	-0.641^**	0.361^*	0.791^**	0.759^**	0.349
SPAD	0.434^*	-0.423^*	0.113	-0.437^*	0.519^**	0.680^**	0.571^**	0.064
单株干物质重 Dry matter weight per plant	-0.108	-0.634^**	-0.176	0.093	-0.215	0.551^**	0.623^**	0.709^**
产量Yield	0.734^*	0.753^*	0.349	-0.682	0.550	0.356	0.603	-0.755^*