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- Water information system in gravity irrigation district in Shiyanghe River Basin 石羊河流域自流灌区水利信息化建设与探讨
- The Application of the Experimental Optimization Method by Stage Control of Continuous Flow Irrigation in Gravity Irrigation District 试验选优方法在自流灌区续灌分级控制上的应用
- gravity irrigation district 自流灌区
- Water-saving Potential Analyzes on Large-scale Gravity Irrigation Districts in the Yellow River 黄河干流大型自流灌区节水潜力分析
- Gravity irrigation can increase fruit trees' production volume. 利用自流灌溉可提高果树的产量。
- Irrigation District, to try the feeling across the waterline, all of the Post! 灌水区,来试试穿越水线的感觉吧,尽情的发帖!
- It has the arable land over 4.1 million hectares, and the soil quality is good, the terrain is flat and concentrated, which is convenient for piloting gravity irrigation and large scale reclamation. 现有耕地410多万公顷,而且土质好,地势平坦,集中连片,非常便于引水自流灌溉和大规模开垦。
- It has the arable land over4.1 million hectares, and the soil quality is good, the terrain is flat and concentrated, which is convenient for piloting gravity irrigation and large scale reclamation. 现有耕地410多万公顷,而且土质好,地势平坦,集中连片,非常便于引水自流灌溉和大规模开垦。
- The management system of canal system structures in Yangling irrigation district was constructed based on VR-GIS in this paper. 应用结果表明基于VR-GIS技术的系统能满足灌区渠系建筑物的信息化管理要求。
- This paper deals with countermeasures to solve the problem in Baoji Gorge irrigation district in the province form source and water saving. 位于陕西关中西部的宝鸡峡灌区,由于原设计所取河源供水保证率偏低,调蓄能力差,灌溉水源不足一直制约着灌区潜力的进一步发挥。
- Electricity-lift irrigation started to build in 70th of the 20th Century in the Xingdian irrigation district in Baiyin City of Gansu Province. 甘肃省白银市兴电灌区电力提灌工程始建于20世纪70年代末,受当时科学技术条件的制约,工程所有设备的运行都是手工操作。
- In this paper the drought and waterlog data in Dongfanghong irrigation district,Xinmi city was dealed with the grey calamity theory. 应用灰色系统理论中的灾变预测方法,对新密市东方红灌区的旱、涝灾数据进行灰色处理,以预测灾情发生的时间。
- Spatial variability of soil moisture in the irrigation district is analyzed by integrating Geostatistics and general theory of statistics. 将提出的墒情监测方法及区域土壤水分预报方法,应用于构建整个灌区的实时灌溉预报模型之中,并在灌溉预报过程中进行实时修正。
- The reference crop evapotranspiration in Hunpu irrigation district,Liaoning province was calculated with the equation of Penman-Monteith recommended by FAO. 采用联合国粮农组织最新推荐的Penman-Monteith公式,分析了浑蒲灌区参考作物需水量。
- Irrigation district water-measuring is the important method and guarantee of practising using water planly, assignment accurately, using irrigation water equably and meterage. 灌区量水,是实行计划用水、正确分配、合理使用灌溉水的重要手段,是实行计量收费的重要保证。
- The paper analyzes the management status of Pishihang Irrigation District, illustrates the informatization management system of Pishihang Irrigation District. 摘要文章对淠史杭灌区管理现状进行分析,提出了淠史杭灌区信息化管理系统方案。
- Oasis always appears at the places where water is ample, the Hexi Corridor oasis is also formed by the slush from Chilian Mountain, and has become the largest agricultural irrigation district. 有水的地方才能形成绿洲,祁连山的雪水孕育了河西走廊绿洲,也使其成为全省最大的灌溉农业区。
- Discussion on Development Gravity irrigation Area in LiCheng City 黎城县自流灌区发展对策探讨
- The validity of this model and the model of predicting random uncertainty are verified by field test data for the measurement of an irrigation canal in Imperial Irrigation District in California,USA. 利用在美国加利福尼亚州Imperial Irrigation District灌渠试验得到的数据验证了最大相对误差和随机不确定度预测模型的有效性。
- According to the characteristics of the irrigation district, this article has introduced the methods and measures of sediment disposals for the WSI based on the topographical conditions. 本文根据灌区特点,提出了从灌区地形、地理位置出发,探讨了引黄节水灌溉泥沙处理的方法和措施。