开发建设项目水土保持与传统水土保持比较

Comparison of Soil and Water Conservation in Development Projects with Normal Soil and Water Conservation

开发建设项目水土保持是整个水土保持事业的组成部分，它涉及环境保护、土地复垦、工程技术等多种学科，水土流失分布形态可是点、线、片、带、块、面中的一种或多种形式的组合，年侵蚀模数比传统水土流失年侵蚀模数大得多。开发建设项目水土流失防治的原则是以预防为主，预防、监督和治理相结合，其防治投资是基本建设项目投资的组成部分，概预算要求严格依据国家或各部委的概预算标准进行，效益分析采用企业全额投资的效益评价方法———财务经济评价分析法。

As a component of soil and water conservation,soil and water conservation in development projects deals with environment protection,land recovery,engineering technology and other sciences.Soil and water loss distribution patterns are possible like site,line,strip,area,overall or a variety of them,and the annual erosion modulus is much larger than that of normal conditions.The principle of controlling soil and water loss in development projects is to focus on prevention,and combination of prevention,supervision and hamess.The investment comes from basic construction investment.The preliminary and general estimation should strictly accord to national and corresponding ministry standards,revenue analysis should follow the enterprise’s overall investment evaluation method——financial economic evaluation analysis method.