regional soil

Regional research results were as follow: ① The antipollution capacity of the soil-groundwater system in Luanhe Delta was weak. This led that the declining quality of shallow groundwater and serious pollution.

区域研究成果如下：①研究区地下水防护性能研究与评价表明：滦河三角洲地区土壤&地下水系统防护性能较弱，导致滦河三角洲地区浅层地下水质量下降，大面积污染严重。

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The model, NDVI-vegetation coverage, can provide support to develop regional soil erosion model.

多重因子数据库和NDVI-植被盖度关系，可以为区域土壤侵蚀定量评价提供支持。

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The genotoxicity of a total of 41 surface soil samples from Tianjin Area, Northern China were examined by SOS/ umu test for the assessment of regional risks associated with the spatial distribution of genotoxic substances.

利用SOS/umu试验测试了天津地区41个土壤样品有机提取物的遗传毒性，研究了该地区土壤中遗传毒性物质污染水平及区域生态风险的分布规律。

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Response of Farm Households' Behavior to Regional Agricultural Industrial Policy Reform and Analysis of Effect of Soil and Water Conservation in Red Soil Area of Jiangxi Province& A Case Study of Shangrao County

江西红壤区农业产业政策改革的农户行为响应与水土保持效果分析&以江西省上饶县村庄及农户调查为例

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Based on the analysis of regional engineering geological conditions in the Zhifu Bay, types and engineering geological characteristics of soft soil foundation in Zhifu bay are studied, and the treatment technology of soft soil foundation is also discussed in this paper.

在对芝罘湾区域工程地质条件分析的基础上，研究了芝罘湾软土地基类型与工程地质特征，并探讨了软土地基的处理技术。

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Vertical Distribution and Regional Differentiation of Soil Heavy Metals in Fen River Valley

汾河流域土壤重金属垂直分布规律及地域差异

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Review on Regional Soil Loss Study

区域水土流失研究综述

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The functions and types of data given by regional soil information system were described. According to the method of entity-relationship, the relations of data were analyzed and entity relationship diagram was drawn.

对区域土壤信息系统应具备的功能和信息类型进行了描述，根据实体关系方法，分析数据之间的关系，绘制了实体关系图。

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this study showed that with the help of gis as well as regional soil erosion factor database, the more suitable and feasible way to finish big regional soil erosion quantitative assessment was to improve gradient and vegetation coverage calculation method. 2.

通过研究表明，基于水利部标准，在GIS技术和区域水土流失因子数据库支持下，通过改进坡度、盖度的计算方法完成大区域土壤侵蚀定性评价是比较适宜和可行的土壤侵蚀普查技术方法。

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A Research on 1:50000 Regional Soil and Water Loss Topographic Factors Based on DEM

基于DEM的1：50000区域尺度水土流失地形因子研究

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In our country, the research on the relativity of soil insect community and soil microorganisms in wetland was less. Studying the research field had great theoretical significance to regional and national ecological environment and economic development.

鉴于湿地土壤微生物与土壤昆虫群落相关性的研究在国内还很少，开展这方面研究，对区域和全国生态环境、经济发展都具有重大的理论意义。

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Grasping scientific the change rule of the soil salinization and eco-environment in different spatial and temporal scale which could provide scientific basis for the regional eco-environment construction and land sustainable development.

通过科学把握区域土壤盐渍化动态变化和生态环境演变的过程和规律，为区域生态环境恢复与重建、土地可持续利用的决策提供科学依据。

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The spatial and temporal changes in soil surface CO_2 flux ( R_S), the major CO_ 2 source to the atmosphere from terrestrial ecosystems, directly influence the local and regional carbon budgets.

土壤表面CO2通量（R S）作为陆地生态系统向大气圈释放的主要CO2源，其时空变化直接影响到区域碳循环。

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Taking the construction project of university garden zone in Jinan city as an example, the influence of construction and exploitation project on regional soil and water loss is analyzed primarily.

本文以济南市大学园区开发建设项目为例，就城区开发建设对区域水土流失的影响进行初步分析，供同类项目参考。

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