水平结构配置对冬小麦冠层垂直结构、微环境及产量的影响

熊淑萍, 曹文博, 曹锐, 张志勇, 付新露, 徐赛俊, 潘虎强, 王小纯, 马新明

Effects of horizontal structure on canopy vertical structure, microenvironment and yield of Triticum aestivum

XIONG Shu-Ping, CAO Wen-Bo, CAO Rui, ZHANG Zhi-Yong, FU Xin-Lu, XU Sai-Jun, PAN Hu-Qiang, WANG Xiao-Chun, MA Xin-Ming

表4 水平结构配置对冬小麦产量的影响(平均值±标准差)

Table 4 Effects of different horizontal structure on yield of Triticum aestivum (mean ± SD)

行距配置 Row spacing configuration	播量 Sowing rate	穗数 Spike number (10⁴·hm^-2)	穗粒数 Grain number per panicle	千粒质量 1 000 grain mass (g)	籽粒产量 Grain yield (kg·hm^-2)
R₁	D₁	580.03 ± 10.05^b	42.57 ± 0.05^b	44.68 ± 0.02^b	8 080.69 ± 142.68^e
	D₂	691.11 ± 2.55^a	42.14 ± 0.08^cd	43.86 ± 0.20^d	8 695.18 ± 7.14^b
	D₃	707.53 ± 18.37^a	41.45 ± 0.11^e	42.53 ± 0.12^f	8 503.09 ± 84.99^c
R₂	D₁	589.20 ± 7.48^b	42.90 ± 0.08^a	45.05 ± 0.10^a	8 268.27 ± 23.68^d
	D₂	694.20 ± 17.01^a	42.26 ± 0.08^c	44.36 ± 0.05^bc	8 883.83 ± 57.74^a
	D₃	705.87 ± 19.05^a	41.98 ± 0.18^d	43.44 ± 0.35^e	8 673.43 ± 27.22^b
R	F	0.19	28.35^**	32.06^**	18.51^**
D	F	92.86^**	93.33^**	116.22^**	73.13^**
R × D	F	0.15	3.89^*	2.25	0.20