中国南北过渡带土壤碳氮空间特征及暖温带与亚热带界限
张俊华, 朱连奇, 李国栋, 赵芳, 秦静婷

Spatial patterns of SOC/TN content and their significance for identifying the boundary between warm temperate and subtropical zones in China's north-south transitional zone
ZHANG Junhua, ZHU Lianqi, LI Guodong, ZHAO Fang, QIN Jingting
图5 秦巴山区南北向土壤有机碳/全氮含量变化及与海拔关系
Fig. 5 Altitudinal variance in SOC/TN from north to south in the Qinling-Daba Mountains