苜蓿产量和土壤水分利用基本成正态分布。
The relationship between the yield of alfalfa and the utilization of soil water is in normal distribution.
植物的土壤水分利用效率都在85%以上。
The efficiency of water using of potted plants are all above 85%.
原生植被处的土壤水分利用层厚度大于人工植被。
Soil water utilization layer of original vegetation was thicker than the artificial vegetations.
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