密度和施肥对旱地马铃薯干物质积累、产量和水肥利用的影响

柳燕兰, 郭贤仕, 张绪成, 马明生, 王宏康

Effects of planting density and fertilization on dry matter accumulation, yield and water-fertilizer utilization of dryland potato

LIU Yan-Lan, GUO Xian-Shi, ZHANG Xu-Cheng, MA Ming-Sheng, WANG Hong-Kang

表7 不同栽培模式对马铃薯经济收益的影响

Table 7 Effects on profit of different cultivation models in potato

年份 Year	处理 Treatment	商品率 Commodity rate (%)	商品产量 Commodity yield (kg hm^-2)	非商品产量Non-commodity yield (kg hm^-2)	经济收益Benefit (Yuan hm^-2)	生产资料投入 Production materials input (Yuan hm^-2)	劳力投入Labor input (Yuan hm^-2)	燃油投入 Fuel input (Yuan hm^-2)	纯收益 Profit (Yuan hm^-2)
2017	CK	49.76 c	12,887 b	13,011 b	23,271 b	4809	6720	750	10,992 c
	YE	62.53 b	27,828 a	16,679 a	43,401 a	9837	9600	750	23,214 a
	HY	71.50 a	29,199 a	11,636 b	42,020 a	11,305	10,000	750	19,965 b
2018	CK	64.14 c	16,047 b	8972 a	24,639 b	4809	6720	750	12,360 b
	YE	79.90 a	28,066 a	7060 a	37,916 a	9837	9600	750	17,729 a
	HY	75.27 b	28,518 a	9371 a	39,845 a	11,305	10,000	750	17,790 a
2019	CK	49.00 b	13,589 b	14,144 a	24,793 b	4809	6720	750	12,514 b
	YE	68.43 a	25,123 a	11,590 b	37,102 a	9837	9600	750	16,915 a
	HY	69.94 a	26,230 a	11,274 b	38,240 a	11,305	10,000	750	16,185 a