The effective utilization rate of agricultural irrigation water is very low. Its utilization factor is below 0.4 that there are great potentialities on water saving in irrigated regions.
农业灌溉水有效利用率低下，灌溉水利用系数不足0.4，灌区节水有相当大的潜力。
The ground water resources are the water resources important constituent, many cities water supplies and the agricultural irrigation water used all depends upon the ground water resources.
地下水资源是水资源的重要组成部分，许多城市供水和农业灌溉用水都依靠地下水资源。
At present, because the price of agricultural irrigation water deviates from its value greatly, it leads to that agricultural irrigation water is utilized low-efficiently and wasted seriously.
目前由于农业用水价格严重背离价值，导致农业用水的利用效率低下、浪费严重。
When this water is used for agricultural irrigation, farmers risk absorbing disease-causing bacteria, as do consumers who eat the produce raw and unwashed.
当这种水用于农业灌溉时，农民有接触到致病细菌的风险，那些食用了未加工和未经清洗的农产品的消费者也会面临这种风险。
To cope with the problem, the MOA asked agricultural departments of every level to collect all of their strength to channel water, enhance irrigation and fertilization.
为解决该问题，农业部门要求各级农业部门全力以赴，引导水流、确保灌溉及育种工作。
Since 1950, the area of the earth under irrigation has doubled and water withdrawal for agricultural, domestic and industrial purposes has tripled.
自1950年以来，全球的灌溉面积增加了一倍，而农业、生活和工业用水的数量却增加了两倍。
For another agricultural production is also in need of water especially in irrigation.
另一方面，农业生产也需要水，个性是在灌溉方面。
Agricultural practices, mainly irrigation, account for 67% of world water consumption.
农业实践，主要是灌溉，为世界用水量67%以上。
Developed and refined by Israeli agricultural researchers, micro irrigation is ideal in arid climates where water is precious.
开发和以色列农业研究人员精，微灌，是理想的干旱气候下的水是宝贵的。
For demand managements, the best policy is the mix water price policy through increasing both irrigation and industry water prices, and the next is adopting agricultural water-saving technology.
在需求管理中，采用既提高灌溉水价又提高工业水价的混合水价政策可能是最优的策略选择，采用农业节水技术为次优策略选择。
For another, agricultural production is also in need of water, especially in irrigation.
另一方面，农业生产也需要水，特别是在灌溉方面。
The water consumption of agricultural production amounts to 72% of the total water consumption in our country, and among them about 90% is utilized for irrigation.
而我国农业用水量占全国总用水量比重高达72%左右，其中90%用于灌溉。
Water saving irrigation zoning is one of the main measures in studying the development and efficiency of agricultural water resources.
节水灌溉区划是研究农业水资源合理开发与高效利用的主要手段之一。
Located on the Hutuo River, Huangbizhuang and Gangnan reservoirs provide water for the provincial capital-Shijiazhuang and Xibaipo electric power plant and agricultural irrigation.
黄壁庄水库、岗南水库是位于滹沱河上的两座大型水库，担负着为河北省省会石家庄城市用水、西柏坡电厂用水和有关灌区的农业用水任务。
Although agricultural water consumption takes very big rate in water consumption structure, it only has much influence on the improvement of the guarantee rate of agricultural irrigation.
农业用水量虽然占较大比重，然而农业用水仅对农业用水保证率的提高影响较大。
The status and pollution characters of soil, irrigation water and air quality in agricultural producing area were analyzed, and a flow chart of division for non-producing area was also given.
本文对我国农产品产地土壤、水和大气的环境污染现状进行了分析和描述，提出了禁产区划分的技术程序。
Inadequate irrigation schedule is not only the key for deficit irrigation, but also the basis for optimal allocation of agricultural water resources.
最优灌溉制度是实行非充分灌溉的关键问题之一，同时也是非充分灌溉条件下灌溉水量时、空优化分配的基础。
With the increasing scarce of water resources in Hebei plain, the research of water saving irrigation system on winter wheat will have important meaning for agricultural.
河北平原水资源的日益短缺，冬小麦节水灌溉制度的研究对于农业节水将具有重要意义。
These results show that economical irrigation mode will be usefull to alleviate the contradiction between agricultural water demand and water supply.
比较不同灌溉条件下的农业需水量变化发现在农业灌溉中采用经济灌溉方式将有利于缓减未来农业供需水不足的矛盾。
One of fundamental tasks of agricultural water conservation is to improve the efficiency and productivity of irrigation water.
农业节水的根本任务之一在于提高灌溉水利用率和生产效率。
Based on the principle of water balance on farmland, a simulation model for agricultural drought under condition of irrigation is proposed.
根据农田水量平衡原理，建立了灌溉条件下的干旱模拟模型。
The waste-water irrigation has brought considerable benefits of water and fertilizer efficiency to agricultural production.
因此，污水灌溉给农业生产带来了可观的水、肥效益。
Water efficiency of irrigation is a key criterion for evaluation of agricultural water saving effect.
灌溉水利用系数是衡量农业节水效果的关键指标。
Water efficiency of irrigation is a key criterion for evaluation of agricultural water saving effect.
灌溉水利用系数是衡量农业节水效果的关键指标。
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