大兴安岭多年冻土泥炭地无机氮动态对秋季冻融的响应
焦亚青, 宋立全, 臧淑英, 孙超峰, 鲁博权

Response of inorganic nitrogen dynamics to autumn freeze-thaw in permafrost peatlands of the Greater Higgnan Mountains
Yaqing JIAO, Liquan SONG, Shuying ZANG, Chaofeng SUN, Boquan LU
表3 2019年秋季冻融中期不同泥炭地类型土壤温度、含水量与无机氮含量的多元线性逐步回归分析
Table 3 Multiple linear stepwise regression analysis of soil temperature, water content and inorganic nitrogen concentrations in different peatland types during the metaphase of autumn freeze-thaw period in 2019
无机氮类型泥炭地类型土深abR2P
浅层NH4+-N白毛羊胡子苔草15 cm温度17.046-12.5630.641<0.05
深层NH4+-N白毛羊胡子苔草50 cm温度14.582-8.4750.745<0.01
浅层NO3--N兴安落叶松-泥炭藓0~10 cm含水率1.867-0.0240.594<0.05
整体NO3--N小叶章0 cm温度1.919-4.3360.650<0.05
整体NO3--N白毛羊胡子苔草0~10 cm含水率0.0100.0160.553<0.05