不同氮、磷、钾配比对紫甘薯花青素积累及产量的影响

史婵, 韩丽, 李秋卓, 张芳魁, 曾秀丽, 李玉蓉, 张兴端

Effects of Different Nitrogen, Phosphorus, and Potassium Ratios on Anthocyanin Accumulation and Yield in Purple Sweetpotato

Shi Chan, Han Li, Li Qiuzhuo, Zhang Fangkui, Zeng Xiuli, Li Yurong, Zhang Xingduan

表1 不同氮、磷、钾配比下3个紫薯品种产量分析

Table 1 Yield analysis of three purple sweetpotato varieties under different N, P, and K ratios

处理 Treatment 小区藤蔓产量 Vine yield per plot (kg/16 m2) 商品薯率 Commercial potato rate (%) 小区鲜薯产量 Fresh tuber yield per plot (kg/16 m2) 折合产量 Converted yield (t/hm2) A1B1 29.91±5.89aA 92.78±1.43aAB 54.07±0.83abAB 33.81 A1B2 26.00±5.67abAB 92.89±1.45aAB 55.52±2.53abA 34.72 A1B3 32.17±3.17aA 89.24±2.9bcBCD 51.39±0.76cBC 32.13 A2B1 19.58±4.88bcB 84.99±1.56dD 53.36±0.48bcAB 33.37 A2B2 17.21±1.74cB 88.23±0.45cCD 54.34±0.67abAB 33.98 A2B3 18.99±1.15cB 86.85±2.76cdD 55.24±1.9abA 34.54 A3B1 19.97±2.54bcB 94.48±1.7aA 54.93±0.69abA 34.35 A3B2 19.31±1.26bcB 91.50±0.85abABC 56.29±1.77aA 35.20 A3B3 19.99±4.1bcB 86.64±2.59cdD 48.15±0.79dC 30.11 A 20.35** 18.22** 1.59 B 1.35 8.99** 16.64** A×B 0.43 5.19** 9.76**