Analysis of tubewell groundwater irrigation system and its technical efficiency;
机电井地下水灌溉系统分析及其技术效率——河北省机电井地下水灌溉系统的实证研究
Study on salt-leaching in water-saving irrigation system;
节水灌溉系统中的洗盐问题探索
A new method was developed for determination of tracing NO2-in irrigation water by ion chromatography with conductivity detection in this paper.
本文建立了离子色谱法结合电导检测农田灌溉水中NO2-离子的新方法。
Innovation of Property Right, Technical Efficiency and Groundwater Irrigation Management;
地下水灌溉系统产权制度创新、效率及政策
An Innovation of Property Right in the Groundwater Irrigation System and Its Theoretical Explanation;
地下水灌溉系统产权制度的创新与理论解释——小型水利工程的实证研究
More than50% of cane land is irrigated, mainly by sprays or flooding of furrows. Use of low-pressure overhead irrigators and drip systems is increasing.
采用喷雾灌溉或渠灌的甘蔗地超过50%，使用低压高架灌溉器和滴水灌溉系统的正在增加。
"Underground drip irrigation uses less water than traditional aboveground irrigation methods. and because the water remains underground, less water is lost to evaporation. "
地下灌溉比传统的地面灌溉耗水量更少。因为水始终在地下，水分蒸发更少。
an expert on farmland irrigation says that underground irrigation is the best way to water crops. It puts water where it is most needed at the roots.
一位灌溉专家说，地下灌溉是给作物供水的最佳方法，因为它把水灌到最需要的地方。即根系近旁。
The paper suggested establishing groundwater and soil suveying system, therefore, to research the effect on soil and groundwater of exploiting waster water.
建议建立地下水和土壤监测系统，研究污水灌溉对土壤和地下水的影响。
Effects of Irrigation on Green Space Ecosystem with Reclaimed Water;
再生水灌溉对城市绿地生态系统的影响研究
Introduction,Adaptation and Application of Wetland-Reservoir-Subirrigation-System in Rice-based Irrigation Systems of South China
灌溉-排水-湿地综合管理系统的引进和改造应用
There are other reasons why the underground irrigation system is better for tomatoes. Underground system leaves the surface soil dry.
之所以地下灌溉系统更适合番茄栽培，还有几条理由。地下灌溉使土表保持干燥。
an irrigation scheme with dams, reservoirs, and channels.
有水坝、水库和水渠的灌溉系统
Application of a wastewater land treatment system combined with wastewater irrigation
污水灌溉与污水土地处理系统在公厕污水处理中的应用
Study on Expert System for Water Saving Irrigation of Rice in Pi-Shi-Hang Irrigation District;
淠史杭灌区水稻节水灌溉专家系统的研究
Farmland Water-efficient Irrigation System Based on the ZigBee Technology
基于ZigBee技术的农田节水灌溉系统
Upland Agricultural Soil Irrigation and Need Water Management Decision Making Support System on Internet;
internet网上旱地农业土壤灌溉和需水管理决策支持系统
Value Evaluation of Water-saving Irrigation System Services in Qindao Area Based on Contingent Valuation Method
基于CVM方法的青岛地区节水灌溉系统服务价值评估
A study on the design of runoff-collecting system for auto-flowing drip irrigation under film and its ecological benefit in slope land of the Loess Plateau
黄土坡地径流收集膜下自流出滴灌溉系统设计及其生态效益研究
Experiment Research on Reclaimed Water Irrigation under the Conditons of Different Groundwater Depths;
不同地下水埋深条件下再生水灌溉的试验研究
Effects of brackish water irrigation on soil and crop under different groundwater depths
地下水作用下微咸水灌溉对土壤及作物的影响