1981-2017年西藏“一江两河”流域5 cm地温及其界限温度时空变化特征
杜军,胡军,尼玛吉,次旺顿珠

Spatial-temporal change of mean soil temperature and its critical temperature at 5 cm depth in the region of the Yarlung Zangbo River and its two tributaries of Tibet during 1981-2017
DU Jun,HU Jun,Nimaji ,Ciwangdunzhu
表2 西藏“一江两河”流域年、季平均5 cm地温变化趋势(℃/10a)
Tab. 2 Linear trend of annual and seasonal average soil temperature at 5 cm depth in the region of the Yarlung Zangbo River and its two tributaries of Tibet during 1981-2017 (℃/10a)
站点 春季 夏季 秋季 冬季
拉孜 1.09**** 0.18 0.56*** 0.75**** 0.66****
南木林 0.47**** 0.21 0.09 0.23**** 0.26****
日喀则 0.75**** 0.17 0.45**** 0.50**** 0.47****
尼木 0.58**** 0.26 0.43** 0.33**** 0.41****
贡嘎 1.30**** 0.56**** 0.32** 0.49**** 0.68****
拉萨 0.76**** 0.13 0.69**** 0.69**** 0.58****
墨竹工卡 1.30**** 0.68* 1.02**** 0.73**** 0.95****
泽当 0.84**** 0.45* 0.70**** 0.69**** 0.68****
江孜 0.81**** 0.35** 0.35*** 0.35**** 0.47****
流域平均 0.83**** 0.43** 0.57**** 0.47**** 0.59****