irrigated area

Telephone Network Based Remote Regime Data Monitoring System of Irrigated Area

基于电话网的灌区水情数据远程监测系统

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Irrigated area is building of engineering irrigation, executor that water resource allocate.

灌区既是灌溉工程的建筑物, 又是水资源调配的执行者.

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engineering geology problems of "yaan gravel stratum" in yuxi river irrigated area

玉溪河灌区“雅安砾石层”的工程地质问题

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The freezing-thawing characteristics of salinized soil in Jingtai irrigated area of China

景电灌区次生盐渍化土壤冻融特征

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Though the net GIS has already been applied to each field at present, but net GIS of the domestic agricultural irrigated area field is actually rare.

虽然目前网格GIS技术已越来越多地应用于各个领域，但国内农业灌区领域的网格GIS并不多见。

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development and application of water saving irrigation management system of jiamakou irrigated area

夹马口灌区节水灌溉管理系统的开发应用

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From the author's point of view, there are four feasible measures to improve the situation of salinization in Heihe River irrigated area, namely agricultural techniques, water conservancy project, biogeographical improvement and chemical improvement.

黑河灌区修复改良盐碱土的可行性措施大致可归纳为四个方面，即农业技术措施、水利工程措施、生物改良措施和化学改良措施。

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The distribution of this polluted zone is quite consistent with the flooded area and irrigated area formed in past 20 years.

污染带的分布与近20多年来的洪水淹没区和引水灌溉区呈现高度的一致性。

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In the table actually irrigated area refers to aggregate farmland, orchard, grass field and other area.

实际灌溉面积指:农田 、 园林 、 草场及其他面积合计.

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Study on Well Irrigation Efficiency of Irrigated Area

灌区井灌效率研究

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The results are: ( 1) the tilled soil layer Cr concentration ( dry): sewage irrigated area 112.81mg/ kg, control 59.46mg/ kg, ( P < 0.01);

结果如下：（1）土壤耕作层含铬量（干重）：污灌区为112.81mg/kg，对照区为59.46mg/kg（P

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Although it relieves the critical situation of water resources, it also brings agricultural pollution in irrigated area, among which heavy metal pollution problems are the severest.

虽然缓解了水资源缺乏现状，但同时也带来了灌区农业环境污染问题。其中土壤重金属污染是灌区土壤污染较为突出的问题之一。

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period were too few to ensure there are no water shortages, drought throughout the irrigated area not seen a year of drought.

保证偏少期期不出现缺水现象，使整个灌区的大旱之年不见旱。

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General model and solution of irrigation system optimization in irrigated area

灌区灌溉水系统优化综合模型及求解

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primary discussion on soil secondary salinization in irrigated area

灌区土壤次生盐渍化初探

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effects of different conservation tillage measures on winter wheat water use in wuwei oasis irrigated area

不同保护性耕作措施对武威绿洲灌区冬小麦水分利用的影响

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There was significant correlation between effective irrigated area, the amount of fertilizer applied, mechanical power and the grain yield.

有效灌溉面积、实际机耕面积、化肥施用量、农村用电量和农机总动力等农业投入对粮食产量提高影响重大；

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Development and Application of Applied Regulation Model of Weishan Irrigated Area

位山灌区配水调度应用模型的研制与应用

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optimum transplanting date and plant density of welsh onion in irrigated area of gansu corridor

河西走廊川水区大葱移栽适期与密度

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in the later 1990s, paid extension service of paddy breeding in dry soil and with wide spacing was undertaken under the participation of farmers in the irrigated area of yinchuan.

20世纪90年代中后期，银川灌区水稻旱育稀植栽培技术的推广采用农民参与式的有偿服务推广模式。

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application of mycorrhizal bioremediation technique to shenfu sewage irrigated area

菌根生物修复技术在沈抚污水灌区的应用前景

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What this text studied is the integrated frame technology of the large-scale geographical information management system of irrigated area based on net GIS.

本文研究的是基于网格GIS的大型灌区地理信息管理系统的集成框架技术。

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Result shown that the floater water level sensor are precious and cheap, and it's fabrication cost is about 1/ 3 of other sensors which the irrigated area uses at present easy to use.

与目前灌区所使用的其他传感器相比，其造价约为其他传感器的三分之一，传感器分辨率可以达到1毫米，是精度较高的一种。

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the application of concrete arc base trapezoidal impervious canal in water-saving trunk canal in jiamakou irrigated area

砼弧底梯形防渗渠在灌区节水改造干渠中的应用

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reasons of water being in great demand and its alleviator way in dongfengqu irrigated area

东风渠灌区用水紧张的原因及其缓解办法

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Optimization on High Effect Multiple Cropping Pattern in Irrigated Area of Gansu

甘肃一熟灌区高效农田模式优化筛选

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the flow measurement in u-shaped channel has been studied combined the 948 subjects of ministry of water resources and the world bank's loan project of improvement project of irrigated area within the guanzhong in this paper.

本文结合水利部948课题，研究了U形渠道的测流问题。

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The rock of the area weathered, the surface river and subterranean river gathered in the Heihe River irrigated area with large amount of solubile saline ( mainly NaHCO_3 and Na_2CO_3), making the proportion of saline of this area increasing steadily, and the soiled destroyed greatly.

黑河水源于祁连山，山区岩石风化后，地表径流和地下径流携带大量可溶性盐类（主要是NaHCO3和Na2CO3）向黑河灌区汇集，使得该片土地盐分含量不断增加，土壤理化性质遭到破坏。

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Study on the model of information transmission and controlling of the large-scale irrigated area based on information flow

基于信息流的大型灌区信息传递与控制模型研究

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