大兴安岭东坡新林林区冻土变化特征
常晓丽, 帖利民, 金会军, 何瑞霞, 李晓英, 王永平

The features of permafrost in Xinlin forest area on eastern slope of the Greater Khingan Mountains
Xiaoli CHANG, Limin TIE, Huijun JIN, Ruixia HE, Xiaoying LI, Yongping WANG
表1 年变化深度以下各钻孔的地温梯度统计[单位: (℃·m-1)]
Table 1 Geothermal gradient under the three ground surfaces below the depth of annual temperature variation [unit: (℃·m-1)]
深度
11 m12 m13 m14 m15 m16 m17 m18 m19 m20 m
松树林0.000.03-0.030.030.000.00-0.01-0.01-0.030.01
塔头-0.08-0.06-0.040.03-0.03-0.04-0.03-0.02-0.03-0.02
灌丛0.040.040.030.060.010.040.030.01-0.010.03