Initial soil carbon levels regulate the divergent soil organic carbon responses to afforestation through mineral-associated organic carbon - Wenwen Lv; Jiwei Li; Hailong Zhang; Yang Liao; Wangliang Ge; Juxiao Lu; Su Wang; Ruihua Bai; Jianzhao Wu; Zhouping Shangguan; Lei Deng (Soil and Tillage Research, 2026)