改善土壤通气性促进甘薯源库间光合产物运转的原因解析

刘永晨,司成成,柳洪鹃,张彬彬,史春余

Reason exploration for soil aeration promoting photosynthate transportation between sink and source in sweet potato

Yong-Chen LIU,Cheng-Cheng SI,Hong-Juan LIU,Bin-Bin ZHANG,Chun-Yu SHI

表7 不同器官间蔗糖含量差

Table 7 Difference of sucrose contents between adjacent organs (%)

年份Year	栽后天数Days after planting (d)	品种 Variety	处理Treatment	柄-叶 Petiole- Leaf	柄-茎顶部Petiole- Stem top	茎基部-茎顶部 Stem base- Stem top	茎基部-块根Stem top- Storage root
2017	90	商薯19	SS	96.03 a	55.62 a	10.34 c	-5.95 c
		Shangshu 19	CK	81.13 b	15.55 c	31.08 b	35.90 b
			JS	85.44 b	25.39 b	60.84 a	60.84 a
		济徐23	SS	83.56 a	35.90 a	-2.53 c	-28.05 c
		Jixu 23	CK	77.27 b	22.44 b	44.57 b	29.36 b
			JS	71.02 c	26.28 b	63.22 a	43.12 a
	110	商薯19	SS	75.98 a	54.81 a	-1.36 c	-21.55 c
		Shangshu 19	CK	48.59 b	28.38 b	30.64 b	26.76 b
			JS	50.20 b	32.25 b	54.62 a	44.28 a
		济徐23	SS	69.31 a	34.60 a	-22.53 c	-35.03 c
		Jixu 23	CK	57.89 b	10.35 c	15.48 b	16.41 b
			JS	60.06 b	17.07 b	45.18 a	41.99 a
	130	商薯19	SS	65.00 a	41.98 a	-36.07 c	-60.95 c
		Shangshu 19	CK	43.59 c	22.68 c	25.80 b	-3.61 b
			JS	48.74 b	27.46 b	44.76 a	5.43 a
		济徐23	SS	57.57 a	33.05 a	-49.03 c	-66.01 c
		Jixu 23	CK	40.00 c	19.94 c	18.65 b	-7.31 b
			JS	51.02 b	29.75 b	38.01 a	-5.46 a
2018	90	商薯19	SS	95.99 a	88.36 a	67.04 c	2.56 c
		Shangshu 19	CK	84.95 a	70.22 b	99.07 b	72.14 b
			JS	92.21 b	72.52 b	117.78 a	104.62 a
		济徐23	SS	110.58 a	93.16 a	63.79 c	-3.02 c
		Jixu 23	CK	94.39 c	75.00 b	92.15 b	65.08 b
			JS	97.68 b	72.29 b	114.98 a	95.33 a
	110	商薯19	SS	102.48 a	92.27 a	64.18 c	-5.68 c
		Shangshu 19	CK	91.05 b	76.23 b	84.58 b	41.45 b
			JS	85.38 b	68.04 c	109.26 a	82.20 a
		济徐23	SS	106.44 a	85.44 a	53.97 c	-16.85 c
		Jixu 23	CK	100.85 b	74.91 b	75.91 b	46.60 b
			JS	92.25 c	58.05 c	100.38 a	83.64 a
	130	商薯19	SS	91.07 a	87.05 a	63.50 c	-11.47 c
		Shangshu 19	CK	85.95 b	75.53 b	79.91 b	39.79 b
			JS	79.78 c	61.30 c	106.66 a	84.97 a
		济徐23	SS	103.02 a	83.76 a	54.22 c	-17.08 c
		Jixu 23	CK	92.04 b	67.01 b	77.99 b	45.90 b
			JS	80.44 c	55.32 c	103.25 a	78.36 a