内蒙古农业科技Issue(3)：83-84,92,3.DOI:10.3969/j.issn.1007-0907.2015.03.032
近50年武川县冻土及无霜期变化特征分析
Variation characteristics of frozen soil and frost free period of Wuchuan County in recent 50 years
苏利军1
作者信息
- 1. 呼和浩特市气象局，内蒙古 呼和浩特 010020
- 折叠
摘要
Abstract
The variation characteristics of frozen soil in recent 49 years and frost free period in recent 55 years were analyzed based on the data collected from meteorological observation of Wuchuan County from 1960 to 2014. A general decreasing tendency of annual maximum frozen soil depth and a general increasing tendency of "non frozen soil period"and frost free period were observed in this study. Based on the data of first date of frozen soil, the last date of frozen soil, the first date of frost free period, the last date of frost free period and other factors, the variation characteristics of frozen soil and frost free period were detailed analyzed.关键词
冻土/最大冻土深度/“无冻土期”/无霜期Key words
Frozen soil/Maximum depth of frozen soil/"Non frozen soil period"/Frost free period分类
农业科技引用本文复制引用
苏利军..近50年武川县冻土及无霜期变化特征分析[J].内蒙古农业科技,2015,(3):83-84,92,3.
