北方农牧交错带人工林土壤理化性质分布格局
杨红玲, 姚博, 苏永中, 李玉霖

Distribution pattern of soil physical and chemical properties of plantation forest in northern agro-pastoral ecotone
Hongling Yang, Bo Yao, Yongzhong Su, Yulin Li
图8 北方农牧交错带人工林土壤全碳和全氮含量随气候梯度的变化规律
Fig.8 Patterns of soil total carbon and nitrogen content of plantation forest along climate gradients in the agro-pastoral ecotone of Northern China