The Effect of Nitrogen and Potassium Interaction on the Leaf Physiological Characteristics, Yield, and Quality of Sweet Potato. - Shu, Xing; Jin, Minghuan; Wang, Siyu; Xu, Ximing; Deng, Lijuan; Zhang, Zhi; Zhao, Xu; Yu, Jing; Zhu, Yueming; Lu, Guoquan; Lv, Zunfu (Agronomy, 2024)