施氮量对不同品种小麦物质积累、转运及产量的影响

姜丽娜,张雅雯,朱娅林,赵凌霄

Effects of Nitrogen Application on Dry Matter Accumulation, Transport and Yield in Different Wheat Varieties

Lina Jiang,Yawen Zhang,Yalin Zhu,Lingxiao Zhao

表2 不同品种小麦植株群体干物质积累量与转运特性

Table 2 Dry matter accumulation and translocation characteristics of different wheat varieties

品种 Variety		处理 Treatment	干物质积累量Dry matter accumulation (kg/hm²)				干物质转运Dry matter translocation
品种 Variety		处理 Treatment	越冬期 Over-wintering stage	拔节期 Jointing stage	开花期 Anthesis stage	成熟期 Maturity stage	转运量(kg/hm²) Translocation amount	转运率(%) Translocation rate	贡献率(%) Contribution rate
豫麦49-198		N1	1 008.90de	2 230.4e	10 231.98e	14 684.36f	1 104.29de	10.79fg	19.87fg
Yumai 49-198		N2	1 642.20c	3 246.4c	15 352.24a	20 985.57a	2 403.33abc	15.65c	29.90d
		N3	2 066.40a	4 487.7b	13 443.58b	18 672.64b	1 940.94bcd	14.44d	27.07de
郑麦0943		N1	667.12g	1 293.1g	8 078.71f	12 130.69h	838.01e	10.37g	17.14g
Zhengmai 0943		N2	943.34e	3 390.4c	13 168.80bc	17 234.45d	2 807.68a	21.32a	40.85b
		N3	1 816.54b	4 279.7b	11 917.19d	15 807.83e	2 306.03abc	19.35b	37.21c
百农418		N1	747.96f	1 232.0g	9 817.36e	12 221.49h	1 812.53bcd	18.46b	42.98ab
Bainong 418		N2	965.12e	2 530.1d	12 443.20cd	15 559.61e	2 606.92ab	20.95a	45.55a
		N3	2 013.01a	4 903.9a	12 552.44cd	18 633.40b	1 555.71cde	12.39e	20.37f
许科316		N1	805.27f	1 733.5f	9 973.60e	13 596.69g	1 226.91de	12.30e	25.30e
Xuke 316		N2	1 069.74d	2 657.3d	13 876.53b	17 658.61cd	2 924.59a	21.08a	43.61ab
		N3	1 771.13b	3 080.7c	11 838.48d	18 001.41c	1 550.40cde	13.10ef	20.10fg
F值F-value	氮肥Nitrogen		1 843.37^**	605.37^**	256.02^**	699.87^**	29.15^**	370.27^**	294.21^**
	品种Variety		156.63^**	32.28^**	28.25^**	224.44^**	0.28	65.50^**	68.88^**
	氮肥×品种Nitrogen×Variety		29.55^**	30.17^**	7.09^**	56.14^**	2.31	90.04^**	111.62^**