松辽平原土壤碳库变化及其原因分析

刘国栋, 李禄军, 戴慧敏, 许江, 刘凯, 张一鶴, 杨泽

Change in soil carbon pool in Songliao Plain and its cause analysis

LIU Guo-Dong, LI Lu-Jun, DAI Hui-Min, XU Jiang, LIU Kai, ZHANG Yi-He, YANG Ze

图7 30年土地利用未变化条件下表层(0~20 cm)土壤有机碳密度变化对比

Fig.7 Comparison of surface soil(0~20 cm) organic carbon density changes without land use change in the past 30 years