zone of soil water的意思|示意

Tarim irrigation area is located in the warm-temperature zone with plenty of light, heat, soil and water resources which are favorable conditions for the development of agriculture.

本文根据土地生产潜力和人口承载力计算模型 ，确定在不同生活水平要求下塔里木灌区适当的人口规模 ，为塔里木灌区农业资源的合理适度开发提供参考依据。

Due to its strong consumption of soil water, soil desiccation and grassland degradation happened quite frequently at this zone.

苜蓿具有强烈的耗水性能，导致半湿润区苜蓿草地发生干燥化，草地退化较为严重。

In the condition of spring irrigation and concentrated rainfall, the soil desalinized in root zone, and the accumulated salt due to saline water irrigation can be leached;

在春季河灌和汛期集中降雨淋洗的条件下 ，作物根层土壤不积盐 ；

Spatial variability of soil water retention function is a primary prerequisite for quantitative research on water movement and solution transfer in unsaturated zone.

土壤水分特征函数空间异质性是定量研究土壤非饱和带水分运动以及溶质运移的先决条件。

Evapotranspiration, yield, production value, and soil moisture in root zone for 30 kinds of intercropping systems under different irrigation water application were studied in this paper.

对30余种间作套种组合种植作物的耗水量、产量、产值及其根区土壤含水量进行了分析研究。

So we should designate sanitary zone of water source, control soil and water loss and non - point source pollution to protect water source.

建议采取划定水源保护区、加大水土流失治理力度、控制面源污染等措施保护水源。