【Key words】 soil moisture variation; gully land; wind-water erosion crisscross region; Loess Plateau in China
基于10个网页-相关网页
soil moisture dynamic variation 土壤水分动态变化
soil moisture dynamic variation law 土壤水分动态变化规律
variation of soil moisture 土壤水分变化规律
The distributing trend of soil moisture contour map in under soil is rising up from bottom to surface, which indicates that ground water level has no influence on soil moisture variation.
下部土壤含水率等值线分布由底部向上都呈递增趋势，表明本次试验土壤水分动态变化不受地下水位的影响。
Based on the data of observation in fixed location, the pilot study on the law of soil moisture variation in different cropping patterns on dryland in hilly area of Central Sichuan has been done.
利用定位观测数据，对四川中部丘陵地区不同种植模式下旱地土壤水分变化规律进行了初步研究。
Precipitation, soil evaporation and plant transpiration were the primary factors affecting soil moisture which variation with time.
土壤含水量随时间的变化，主要受降水量和土壤蒸发与植被蒸腾耗水的影响。
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