缓释氮肥与尿素配施对机插杂交籼稻碳氮积累的影响

吕腾飞, 谌洁, 代邹, 马鹏, 杨志远, 郑传刚, 马均

Effects of combined application of slow release nitrogen fertilizer and urea on carbon and nitrogen accumulation in mechanical transplanted hybrid rice

LYU Teng-Fei, SHEN Jie, DAI Zou, MA Peng, YANG Zhi-Yuan, ZHENG Chuan-Gang, MA Jun

表2 不同生育时期各器官全碳积累量

Table 2 Effects of different machine-transplantation methods and N treatments on C accumulation of organs at different growth stages

年份 Year	处理 Treatment		拔节期 Elongation stage		抽穗期 Heading stage			成熟期 Maturity stage
年份 Year	处理 Treatment		茎鞘 Stem-sheath	叶片 Leaf	茎鞘 Stem-sheath	叶片 Leaf	穗 Panicle	茎鞘 Stem-sheath	叶片 Leaf	穗 Panicle
2016	M₁N₀		0.48±0.02 d	0.36±0.01 d	1.80±0.02 d	0.77±0.01 c	0.62±0.01 c	1.10±0.02 c	0.42±0.01 b	3.33±0.06 d
	M₁N₁		0.90±0.02 b	0.78±0.02 b	3.08±0.02 c	1.50±0.01 a	0.94±0.03 b	2.04±0.03 a	0.89±0.02 a	5.20±0.04 b
	M₁N₂		1.15±0.03 a	0.85±0.03 a	3.34±0.03 a	1.38±0.01 b	1.01±0.01 a	1.87±0.04 b	0.87±0.01 a	5.03±0.05 c
	M₁N₃		0.81±0.03 c	0.69±0.02 c	3.23±0.02 b	1.56±0.06 a	1.05±0.04 a	1.97±0.01 a	0.88±0.01 a	5.40±0.06 a
	M₂N₀		0.49±0.01 c	0.41±0.01 c	1.52±0.05 c	0.59±0.02 d	0.59±0.02 c	1.09±0.03 d	0.52±0.01 c	3.01±0.06 c
	M₂N₁		0.73±0.02 b	0.66±0.02 b	2.49±0.03 b	1.47±0.05 b	0.84±0.02 b	1.94±0.01 c	1.00±0.05 ab	4.78±0.02 a
	M₂N₂		0.88±0.01 a	0.82±0.01 a	2.54±0.01 b	1.38±0.04 c	0.86±0.01 b	2.03±0.03 b	0.95±0.02 b	4.44±0.04 b
	M₂N₃		0.75±0.02 c	0.67±0.02 c	2.83±0.03 a	1.63±0.05 a	0.99±0.03 a	2.15±0.03 a	1.04±0.03 a	4.89±0.09 a
	F-value	M	496.27^**	9.82 ^ns	184.99^**	3.54 ^ns	25.34^*	21.74^*	31.86^*	278.29^**
		N	243.14^**	258.67^**	102.33^**	625.72^**	196.40^**	469.31^**	249.69^**	510.68^**
		M×N	18.57^**	8.73^**	32.36^**	10.42^**	4.48^*	10.86^**	1.40 ^ns	1.98 ^ns
2017	M₁N₀		0.46±0.01 c	0.29±0.01 c	1.96±0.04 c	0.61±0.02 c	0.57±0.02 c	1.36±0.01 c	0.46±0.01 b	3.26±0.06 c
	M₁N₁		0.81±0.01 b	0.71±0.02 b	3.37±0.03 bc	1.30±0.01 b	0.94±0.01 b	1.99±0.02 b	0.92±0.02 a	5.32±0.05 a
	M₁N₂		1.00±0.02 a	0.80±0.03 a	3.41±0.09 ab	1.27±0.02 b	1.01±0.03 a	2.04±0.06 b	0.93±0.03 a	5.13±0.06 b
	M₁N₃		0.82±0.02 b	0.73±0.01 b	3.54±0.05 a	1.59±0.07 a	1.04±0.03 a	2.16±0.02 a	0.88±0.03 a	5.40±0.04 a
	M₂N₀		0.39±0.02 c	0.31±0.01 c	1.82±0.06 c	0.57±0.02 d	0.52±0.01 c	1.16±0.04 d	0.55±0.02 c	3.11±0.07 c
	M₂N₁		0.81±0.03 a	0.71±0.01 ab	2.84±0.08 b	1.31±0.03 b	0.80±0.03 b	1.91±0.01 c	1.06±0.03 a	5.04±0.04 a
	M₂N₂		0.75±0.02 b	0.74±0.03 a	2.96±0.06 ab	1.14±0.01 c	0.80±0.02 b	1.98±0.04 b	0.96±0.01 b	4.75±0.09 b
	M₂N₃		0.76±0.01 ab	0.68±0.01 b	3.05±0.06 a	1.44±0.01 a	0.90±0.01 a	2.25±0.02 a	1.10±0.02 a	5.00±0.11 a
	F-value	M	61.45^*	16.16 ^ns	152.28^**	98.20^*	341.10^**	19.47^*	153.27^**	64.83^*
		N	262.02^**	253.67^**	231.54^**	436.98^**	114.32^**	521.67^**	238.17^**	353.74^**
		M×N	18.29^**	2.64 ^ns	3.99^*	3.90^*	3.61^*	10.27^**	6.07^**	1.25 ^ns