The seasonal wetting-drying cycles result in a down-slope creeping of the shallow soil layer, leading to progressive slope failure.

季节性干湿循环使得边坡浅层土体逐渐发生向坡下蠕变，以致边坡发生渐进累积破坏。

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This paper analysed the forming environment and the forming condition and the cause type of the shallow layer soft soil for Kunming basin.

对昆明盆地浅层软土的形成环境条件、成因类型及分布规律进行了分析。

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Whether the shallow layer of soil or the deep layer of soil, from 8:00 to 20:00, each treatment at different time, soil temperature were inverse ratio with water irrigation amount.

无论土壤浅层还是土壤深层，各不同处理在8：00 ~ 20：00之间各个时刻土壤温度的高低都与灌水量的多少成反比。

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