不同肥力条件下施肥对粒用高粱产量、品质及养分吸收利用的影响

王劲松,董二伟,武爱莲,白文斌,王媛,焦晓燕

Responses of Fertilization on Sorghum Grain Yield, Quality and Nutrient Utilization to Soil Fertility

JinSong WANG,ErWei DONG,AiLian WU,WenBin BAI,Yuan WANG,XiaoYan JIAO

表3 土壤肥力及施肥对高粱养分吸收量及养分收获指数的影响

Table 3 Effects of fertilization on nutrient accumulation of grain and total nutrient accumulation above ground with different soil fertility

土壤处理 Treatment soil	处理 Treatment	籽粒吸收量 Accumulation of grain (mg/pot)			地上部吸收量 Total accumulation above ground (mg/pot)			收获指数 Harvest index (%)
土壤处理 Treatment soil	处理 Treatment	N	P	K	N	P	K	N	P	K
LSF	NF	24.20±0.49e	7.13±0.33d	9.33±0.34e	58.28±2.56f	9.54±0.27d	144.06±5.98e	41.76±2.78e	74.90±4.05c	6.48±0.04c
	CF	524.87±12.17b	76.43±5.14b	100.13±4.64c	731.26±70.72c	84.74±5.19b	731.99±24.56c	71.76±0.64a	90.14±1.08a	13.74±1.01a
MSF	NF	123.86±4.37d	33.07±1.42c	51.41±2.24d	207.61±4.08e	40.14±2.20c	455.44±9.36d	59.63±1.01d	82.49±0.97b	11.31±0.70b
	CF	586.47±15.67b	87.45±2.52b	122.07±4.86a	861.91±21.15b	98.88±3.81b	1002.71±14.98b	68.05±0.93b	88.50±0.84ab	12.17±0.30b
HSF	NF	319.42±5.00c	81.76±2.80b	103.91±2.20b	481.63±4.20d	93.89±1.58b	1033.12±28.62b	66.31±0.47b	87.05±2.08ab	10.08±0.48b
	CF	597.11±5.90a	90.04±1.52a	116.60±8.51b	924.92±20.45a	113.15±1.01a	1167.32±15.55a	64.59±0.79bc	79.59±1.48bc	9.97±0.60b
土壤肥力 Soil fertility (S)		**	**	**	**	**	**	**	NS	**
施肥处理 Fertilizer (F)		**	**	**	**	**	**	**	**	**
肥力×施肥 S×F		**	**	**	**	**	**	**	**	**