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

图2 不同氮、磷、钾配比下不同生育期3个紫薯品种平均单株薯块鲜重、干重变化

Fig.2 Changes in average tuber fresh and dry weight per plant in three purple sweetpotato varieties at different growth stages under different N, P, and K ratios