【摘要】 针对南方地区河流的特点,论述了南方地区河流系统生态需水量组成和分类,指出河流系统的生态需水量,是在一定生态环境标准条件下为了维持和改善河流系统正常的生态结构与功能所必须保障的需水量。研究河流系统的生态需水将对节约水资源,提高水资源利用率,控制河流污染,改善生态环境有着重要的理论意义和实用价值。更多还原

【Abstract】 In this paper, the composition of ecological water requirement are discussed based on the characteristic of river in South China. The ecological water reqirement of river system is the water demand that maintains and improves the natural ecological structure and function of the river system within the definite standard of ecological environment. Research on ecological water requirement of river system has great theoretical and practical significance for saving water resources, improving the utilization factor of water resources and controlling the river pollution.更多还原