Long-term nitrogen fertilization alters the partitioning of amino acids between citrus leaves and fruits - Zhao, Yuanlai; Xiong, Huaye; Luo, Yayin; Hu, Bin; Wang, Jie; Tang, Xiaodong; Wang, Yuehong; Shi, Xiaojun; Zhang, Yueqiang; Rennenberg, Heinz (Frontiers in Plant Science, 2025)