草原风蚀坑发育对土壤生态化学计量的影响

李雨薇, 王博, 包玉海, 韩彦隆, 闫茂林, 王伟峰

Effects of the development of grassland blowouts on soil ecological stoichiometry

Yuwei Li, Bo Wang, Yuhai Bao, Yanlong Han, Maolin Yan, Weifeng Wang

表3 风蚀坑发育、土层深度及其交互作用对土壤碳氮磷特征的影响

Table 3 Effects of the development of blowouts， soil depth variation and their interaction on soil C， N， P properties

差异源 SOC TN TP C/N C/P N/P P 偏η2 P 偏η2 P 偏η2 P 偏η2 P 偏η2 P 偏η2 风蚀坑发育 <0.001 0.781 0.43 0.08 0.589 0.05 0.04 0.36 <0.001 0.59 0.790 0.03 土层深度 0.004 0.340 0.03 0.23 0.005 0.33 0.647 0.05 0.726 0.04 0.498 0.07 风蚀坑发育×土层深度 0.833 0.132 0.99 0.02 0.582 0.19 0.987 0.06 0.737 0.15 0.942 0.09