科尔沁沙地土壤微生物碳氮磷化学计量空间格局及影响因素

姚博, 连杰, 龚相文, 牟晓明, 李玉霖, 李玉强, 王旭洋

Spatial patterns and influencing factors of soil microbial carbon， nitrogen and phosphorus stoichiometry in Horqin Sandy Land

Bo Yao, Jie Lian, Xiangwen Gong, Xiaoming Mou, Yulin Li, Yuqiang Li, Xuyang Wang

表2 土壤碳氮磷及化学计量预测模型准确性评价指标

Table 2 Accuracy evaluation indicators of soil carbon， nitrogen， phosphorus and stoichiometric prediction models

指标 MAE RMSE MSE RMSSE SOC -0.060 3.002 -0.021 1.035 TN -0.008 0.322 -0.025 1.049 TP -0.004 0.066 -0.055 1.046 C:N 0.237 11.781 0.017 0.839 C:P 0.531 16.439 0.027 0.922 N:P 0.037 1.251 0.028 0.991