Computation of pollutant loading by soil erosion from catchments;
流域土壤流失携带污染物量的计算方法
Economic cost of soil erosion from grassland degradation in Qinghai Province
青海省因草地生态破坏造成土壤流失的经济损失核算
A simulation of soil erosion and prevention-control pattern in process of alpine grassland degeneration based on RS and GIS
RS、GIS支持下高寒草原退化过程中土壤流失及治理模式仿真研究
Law of soil loss at agro-forest ecosystem of Castanea mollissima;
板栗复合经营模式的土壤流失规律
Effect of spatial distribution of rainfall erosivity on soil loss at catchment scale
集水区尺度降雨侵蚀力空间分布对土壤流失的影响
Results showed that the the amount of soil loss was 2.
基于QuickBird遥感影像和GIS技术,以黄土丘陵沟壑区典型小流域———魏沟小流域为研究区,采用通用土壤流失方程和固态污染物负荷方程,进行小流域农业非点源污染负荷的估算与分析。
Base on the study of the distribution of precipitation, dynamics of soil erosion in different land-use types, the results showed that: The same sequence of runoff amount and soil loss amount in different lands were the control>orchard>Cas-tanea henryi forest>Chinese fir forests.
通过对闽江上游地区的降雨分布特征,不同土地利用方式的水土流失动态的研究,结果表明:不同土地利用方式年产流量和土壤流失量的大小顺序均为对照>果园>锥栗>杉木林。
Using newly developed soil loss equation in Jinsha River Basin of Yunnan Province, the authors in the paper calculated the annual average soil loss amounts of the total land and every land use type of every county in the Basin, and analysed the characteristics of soil erosion on total land, every land type and cultivated land with different slope class in the Basin.
在应用新近建立的云南金沙江流域土壤流失方程测算该流域各县(市、区)年均土壤流失总量和各地类年均 土壤流失量基础上,分析了该流域水土流失的总体特征、各地类水土流失特征和不同坡度级坡耕地的水土流失特 征,为因地制宜地防治水土流失提供了依据。
Factors necessary for analysis in prediction of soil erosion in development and construction projects are as follows: original amount of soil loss and permissible soil loss, factors causing soil loss, patterns and ways of soil loss, factors of soil loss in construction projects and identification of soil loss regions, prediction period, and possible soil loss.
开发建设项目土壤流失量预测需要分析的内容有 :原生土壤流失量和土壤容许流失量 ,土壤流失的因子、类型和方式 ,建设项目引发土壤流失的因素和流失分区 ,预测时段和可能造成的土壤流失量。
The pa- per is written to determine each rainfall erosivity factor by a detailed collection of rainfall intensity,rainfall kinetic energy and the soil loss.
收集了详细的降雨强度、雨量动能和土壤流失量,得到每场降雨侵蚀力因子值,运用数理统计的方法,对所采集的土壤流失量与该次采样所对应的降雨侵蚀力因子建立回归方程,通过分析确定通用方程中降雨侵蚀力因子的最佳计算模式。
Mass Balance of Silicate Minerals in Soils and Soil Losses in the Karst Mountainous Regions of Southwest China
西南喀斯特山地的土壤硅酸盐矿物物质平衡与土壤流失
Relationship Between Land Use Structure and Soil Losses Watershed of Central Hill Region of Sichuan Basin
川中丘陵紫色土区农业型小流域土地利用结构与土壤流失关系
The Impacts of Soil Nitrogen Loss on Soil Properties and Environments under Soil Erosion Conditions
侵蚀条件下土壤氮素流失对土壤和环境的影响
Models of Soil and Water Loss and Soil Leakage in Puding Karst Area
普定岩溶区水土流失与土壤漏失模式研究
protection of soil against erosion or deterioration.
保护土壤不流失或者不退化。
Cadmium waste streams from the industries mainly end up in soils.
工业中的废弃的镉一般流失到土壤里。
To the Comparison of the Loss for Natural Soil s Nitrogen and Phosphorus;
太行山自然状态土壤的氮、磷流失比较
Effect of DMPP on Inorganic Nitrogen Runoff Loss from Vegetable Soil
DMPP对菜地土壤氮素径流损失的影响
Areas hit by soil erosion has reached 360 million hectares, making up 38.2 percent of the country's total land area and registering 5 billion tons of soil losses annually.
水土流失面积达3.6亿公顷,占国土面积的38.2%,每年流失土壤50亿吨。
Soil can absorb water, so it helps keep water from flowing away.
土壤能吸收水分,所以它有助于防止水土流失.
Water and soil losses bore a close relationship with the rainfall and the soil moisture before raining.
水土流失同降雨及降雨前土壤湿度关系密切。
Any soil erosion or degradation problems ? Prevention measures?
3是否存在水土流失、土壤退化问题?防治措施。
Identification and Evaluation of Critical Areas of Nitrogen and Phosphorus Runoff in Complex Land Use Systems;
复合土地利用区土壤氮磷流失敏感区界定
Research progresses in gully erosion of water and soil erosion region in China
中国水土流失地区土壤沟蚀的研究进展
Study on the Growth of Dicranopteris dichotoma and Microbial Populations in Different Erosion Soil
水土流失区芒箕生长与土壤微生物区系研究
Effects of Grass Hedgerow on the Soil and Water Loss and Soil Nutrient of Slope Land
草篱对坡耕地水土流失和土壤养分的影响
Study on the Law of Soil and Water Losses and Control Measures in Red Soil Watershed;
红壤小流域水土流失规律及防治措施的研究
Spatial Distribution Features of Phosphorous in Soil and the Risk of Phosphorous Loss in a Small Watershed;
小流域土壤磷素空间分布特征及流失风险评价
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