通过对土壤水分垂直变异的分析，探讨了贵州岩溶地区黄壤坡地的土壤水分特性。
In this paper, soil moisture vertical variance was used to analyze the moisture characteristic of soil in yellow soil sloping field of GuizhouProvince.
过去研究在作物适宜灌水时期，多以作物生物学特性及土壤水分为标准。
In the past, studying on the suitable period for crop irrigation, the biological characteristics of crops and soil moisture were used as their standards.
研究了湖北省郧县石渣土三种不同土石比土壤水分运动特性。
The water characteristics of the lithosols with three different soil gravel ratios were studied.
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