青藏高原北麓河多年冻土区阴阳坡地表能量和浅层土壤温湿度差异研究
兰爱玉, 林战举, 范星文, 姚苗苗

Differences of Surface Energy and Shallow Soil Temperature and Humidity at Sunny and Shady Slopes in Permafrost Region Beiluhe Basin Qinghai-Tibet Plateau
Aiyu LAN, Zhanju LIN, Xingwen FAN, Miaomiao YAO
表1 北麓河阴坡和阳坡近地表各年温度变化特征
Table 1 Annual variation characteristics of surface temperature on shady and sunny slopes of the Beiluhe Basin
坡向项目观测深度
0.1 m2.5 m
2016.09—2017.082017.09—2018.082018.09—2019.082019.09—2020.052016.09—2017.082017.09—2018.082018.09—2019.082019.09—2020.05
阳坡

冻结起始时间

(月—日)

10-2610-2710-1010-1502-0301-3001-1601-17
阴坡10-1410-1610-0210-11----
阳坡

消融起始时间

(月—日)

04-1804-1904-1704-1407-2407-2508-05-
阴坡04-2204-2004-2005-01----
阳坡冻结持续时间/d174174189182170176201-
阴坡190186200203全年全年全年全年
阳坡年均温/℃0.80.9-0.5-0.20.3-0.1-
阴坡-0.5--2.0--1.2--1.5-
阳坡Tmax/℃/出现时间16.8/07-2015.7/08-0413.7/08-15-2.7/08-312.4/09-052.8/09-12-
阴坡14.9/07-2013.4/08-0412.6/08-15--0.4/12-22-0.3/12-19-0.3/12-11-
阳坡Tmin/℃/出现时间-11.6/01-14-13.1/01-08-13.5/01-15--1.1/03-30-0.9/03-11-2.0/03-18-
阴坡-12.6/01-14-14.0/01-08-17.4/12-29--2.8/04-01-2.6/04-01-3.6/03-23-