Non-linear responses of ecosystem service trade-offs to landscape heterogeneity: implications for spatially targeted landscape management in an urbanizing agricultural basin - Jiman Li; Henghui Xi; Fei Wang; Xue Ding; Xufei Chen; Yu Tao; Conghong Huang; Qin Tao; Xianbo Cheng; Weixin Ou (Landscape and Urban Planning, 2026)