The salts leached through the SSD system during the monsoon season was larger than the salt input to the soil through irrigation.
雨季通过地下排水系统淋洗排出的盐分数量大于灌溉季节引入的盐分数量。
At first, through analyse the influence on the soil, crops, groundwater and function of water body of sewage, the index system of sewage irrigation security appraisal have been set up.
首先，通过污水对土壤、农作物、地下水以及水体功能的影响分析，建立了污水灌溉安全性评价的指标体系。
Adopting appropriate irrigation system and soil management practices, the return water with low degree of mineralization can be reused.
采用混灌轮灌和良好的土壤改良管理措施，回归水可开发利用。
The factors causing soil salinization include natural factors such as climate, hydrological and geological conditions, and human-made factors, such as irrigation patterns and cultivating system.
盐渍化土壤类型主要为典型盐土、沼泽盐土、碱化盐土和干旱盐土。
Research on soil moisture movement of drip irrigation, is the right design system and the premise and basis of field crops to high water management.
滴灌条件下土壤水分运移规律的试验研究，是正确设计滴灌系统和对田间作物水分进行精准管理的前提和基础。
It occurs much less in the area which the weather is cool, irrigation system is available, and the field is a virgin soil for planting tomatoes.
气候较冷凉、灌溉条件便利、从未种植过番茄、亩保苗数合理的地区丛生株发生率较低。
The effective hemisphere model (EHM) lodged by BenAsher can apply in drip irrigation system design and field crop soil water management.
由Ben - A sher等提出的等效半球模型EHM (EffectiveHemisphereModel)可用于滴灌系统设计和田间滴灌作物土壤水分的管理。
The HVAC system ADAPTS to the weather forecast, the irrigation system operates according to soil moisture and rain forecast, and mechanical ventilation activates when the concentration of C02 is high.
中央空调系统通过天气预报自行控制室温，室外自动洒水设备可根据土壤含水量和天气预报自动调节，机械通风设备在室内二氧化碳超标的情况下会自动运行。
The HVAC system ADAPTS to the weather forecast, the irrigation system operates according to soil moisture and rain forecast, and mechanical ventilation activates when the concentration of C02 is high.
中央空调系统通过天气预报自行控制室温，室外自动洒水设备可根据土壤含水量和天气预报自动调节，机械通风设备在室内二氧化碳超标的情况下会自动运行。
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