Soil nitrogen cycling functional genes and their roles in soil nitrogen supply capacity in rice-rapeseed/wheat rotations: A 7-year field experiment - Jian Zhao; Tao Ren; Yating Fang; Xin Yang; Qiannan Sheng; Rihuan Cong; Xiaokun Li; Zhifeng Lu; Jun Zhu; Jianwei Lu (Plant and Soil, 2026)