增施磷肥提高弱光环境中夏大豆叶片光合能力及产量

赵伟,甄天悦,张子山,徐铮,高大鹏,丁聪,刘鹏,李耕,宁堂原

Increasing phosphate fertilizer application to improve photosynthetic capacity and yield of summer soybean in weak light environment

Wei ZHAO,Tian-Yue ZHEN,Zi-Shan ZHANG,Zheng XU,Da-Peng GAO,Cong DING,Peng LIU,Geng LI,Tang-Yuan NING

表1 不同施磷量和遮光处理对夏大豆产量及产量构成因素的影响

Table 1 Effects of different phosphate fertilizer application and light environment treatments on yield and its components of summer soybean

年份 Year	处理Treatment		百粒重 100-seed weight (g)	单株有效荚数 Effective pods per plant	单株粒数 Seeds per plant	产量 Yield (kg hm^-2)
年份 Year	光照 Light	磷肥 Phosphorous	百粒重 100-seed weight (g)	单株有效荚数 Effective pods per plant	单株粒数 Seeds per plant	产量 Yield (kg hm^-2)
2017	L1	P0	28.08 c	50.00 c	116.30 b	3918.28 c
		P1	28.26 c	54.70 b	120.73 a	4094.59 b
		P2	28.42 bc	59.80 a	124.06 a	4231.07 a
	L2	P0	29.41 ab	29.60 f	66.09 e	2332.27 f
		P1	29.81 a	35.00 e	71.16 d	2545.21 e
		P2	30.03 a	39.10 d	78.12 c	2815.48 d
	变异来源 Source of variation		方差分析 Analysis of variance
	光照 Light (L)		**	**	**	**
	磷肥 Phosphorous (P)		NS	**	**	**
	光照×氮肥 (L×P)		NS	NS	*	*
2018	L1	P0	28.16 a	51.88 b	118.03 b	3988.97 c
		P1	28.48 a	52.25 b	123.45 a	4218.65 b
		P2	28.62 a	54.11 a	126.48 a	4344.13 a
	L2	P0	29.00 a	31.75 d	66.65 e	2319.62 f
		P1	29.07 a	35.64 c	71.70 d	2500.61 e
		P2	29.21 a	34.48 c	81.25 c	2847.66 d
	变异来源 Source of variation		方差分析 Analysis of variance
	光照 Light (L)		NS	**	**	**
	磷肥 Phosphorous (P)		NS	**	**	**
	光照×氮肥 (L×P)		NS	*	*	*