The Yangtze Valley has played a very important role in the grain production in China for its superior natural conditions and combinations of natural resources such as water, soil, light and energy.
长江流域光、热、水、土等农业资源时空组合优势明显，土地自然生产力较高，粮食生产在全国占有重要地位。
This paper analysed the characteristic and main problems of water resources in Changjiang River Valley, and put forward the fundamental ways of water resources utilization and protection.
本文分析了长江水资源的特点，指出了长江流域水资源利用中存在的主要问题，提出了合理利用和保护长江流域水资源的根本途径。
Based on characteristics of Yangtze River Valley and compared with Yellow River, Zhu River and Hai River, the status and features of Yangtze River Valley in our country water resources are analyzed.
根据长江流域水资源特征，且与黄河、珠江和海河等流域进行比较，分析了长江流域在我国水资源中的地位和特点。
Valley-basin cities usually develop in the area of a valley terrace with a good location and better conditions of water and land resources.
河谷型大城市是在地理位置较好、水土资源组合条件良好的河谷阶地地带上形成的。
A water resources value model is employed to evaluate the value of water resources and to determine the water resources price in Niyang River Valley.
采用水资源价值模糊数学模型，对尼洋河流域水资源价值进行了评价，由此确定水资源价格。
Valley ecological environment safety is the key to the guarantee of water resources.
流域生态环境安全是保证水资源的关键。
This paper is accomplished on the basis of Key Scientific and Technological Project of Qingdao City, the study of pollution control and optimized utilization of water resources in Dagu River Valley.
本论文是在青岛市科技攻关项目《大沽河流域水资源优化利用与污染控制研究》的基础上完成的。
We must therefore take integrated management of relevant factors, which may influence the valley ecosystem, including water, soil, biology and associated resources.
因此我们必须对影响流域生态系统的有关因素，包括水、土、生物及相关资源进行综合管理。
China's Huaihe River valley is in a serious shortage of water resources and also is serious polluted.
淮河流域是我国洪水严重、水资源短缺和水污染严重并存的地区，尤以淮河水系为焦点。
The problems of eco-environment of Shiyang valley are serious. The main factors of them are high pressure of population to environment and irrational utilization of water resources and so on.
石羊河流域生态环境存在着严重的问题，主要是由于人口对生态环境的压力过大、水资源利用不当等因素引起的；
The information obtained is of significance to reasonable development and utilization of water resources of the Platte River Valley and other similar regions.
河流与含水层之间有着密切的水量交换，这些信息对普拉特河谷，或类似地区的水资源合理开发利用和管理都是非常重要的。
The information obtained is of significance to reasonable development and utilization of water resources of the Platte River Valley and other similar regions.
河流与含水层之间有着密切的水量交换，这些信息对普拉特河谷，或类似地区的水资源合理开发利用和管理都是非常重要的。
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