runoff erosion

Since Xia and Shang dynasties , the human agricultural cultivation activities affected the surface of pluvial-alluvial fan and promoted the slope runoff erosion and deposit process .

自夏商时代以来，农业耕垦活动影响古洪积扇地表，促进了坡面流水侵蚀堆积过程，发生了面状流水侵蚀；

Indoor experiment of characteristics of runoff erosion in loess steep slope

黄土陡坡径流侵蚀产沙特性室内实验研究

A Study on Rainfall Erosion and Runoff Erosion

坡面降雨侵蚀和径流侵蚀研究

Influence of slope gradient on runoff erosion of purple soil slope in the Three Gorges Reservoir area

坡度对三峡库区紫色土坡面径流侵蚀的影响分析

On different conditions , shrub grassland and mixed forest has played a role in slowing runoff erosion .

在不同条件下，灌草地和混交林地均起到了减缓坡面径流侵蚀的作用。

Study on a comparison of runoff erosion power and rainfall erosivity for single rainstorm event under different spatial scales weather breeder

不同空间尺度次暴雨径流侵蚀功率与降雨侵蚀力的对比研究

Relationships between rainfall erosion and runoff erosion and their contribution to soil erosion have been researched by using rainfall simulation with dual runoff plots .

通过双土槽人工降雨试验，研究了降雨侵蚀和径流侵蚀的关系及二者对坡面侵蚀产沙的贡献。

Both runoff erosion and splash erosion in rills is calculated at the same time when its runoff is less then 6 mm .

当坡面细沟水流平均深度小于6mm时，在细沟内同时进行水流侵蚀和降雨溅蚀的计算。

Therefore , the course covers the general background introduction of soil erosion , phenomena of raindrop erosion , runoff erosion and its mechanics , and the principle and mechanics of wind erosion .

因此，课程授课的内容包含土壤冲蚀概论、雨滴冲蚀现象及相关力学的介绍、迳流所造成之冲蚀现象、水蚀力学、风蚀原理与力学等。

According to the severe newly increased soil and water loss caused by the mining exploitation in the Shenfu-Dongsheng coal mining area , the runoff erosion process and its characteristics on the discard soil heap slope in the Shenfu-Dongsheng coal mining area were studied by using the runoff scouring experiments .

针对神府东胜矿区煤田开采所引发的严重的新增水土流失问题，本文利用放水冲刷试验，对神府东胜矿区弃土堆边坡的径流侵蚀特征及侵蚀过程进行了初步研究。

The ANSWERS model is used to simulate runoff , erosion and pollutant transportation .

ANSWERS主要适用于缓坡地形区的径流模拟、侵蚀模拟和农业污染物运移模拟。

Study on Woodland Runoff and Erosion of Different Model Conversion of Farmland Back to Forests

不同模式退耕还林地上径流和侵蚀研究

Runoff and erosion amount produced on the slope of 35 ° were obviously large .

坡度大的径流量和侵蚀量大。

CREAMS is a famous mathematical model estimating chemicals , runoff and erosion from agricultural management systems .

CREAMS是计算田块径流、侵蚀及农用化合物流失量的著名数学模型。

Runoff and Erosion Analysis on Different Patterns of Vegetation Restoration and Management on Slope Land in High Precipitation Area of Western China

华西雨屏区退耕地不同植被经营模式坡面径流和产沙特征分析

The runoff and erosion and sediment yield of the Bare land is the biggest on certain conditions .

在其他影响因素一定条件下，裸地的产流产沙量最大。

Influence of Slope and Rainfall Intensity on Runoff and Erosion Hydraulic Characteristics on Grassed Roadways thermal etching

坡度与降雨强度对植物路路面侵蚀动力参数的影响热腐蚀；热浸蚀；热力学侵蚀；热蚀；热蚀法

The results showed that the correlation between total surface runoff and erosion modulus with land use types and those influence factors above was significant .

结果表明：坡耕地、杉木林地的次降雨地表径流量、地表径流侵蚀模数与坡度、降雨量、降雨强度、植被盖度等相关显著。

Forested lands have a notable effect on cutting the slope runoff and erosion compared to the naked land .

与裸地相比，林地坡面径流与侵蚀的削减效应显著。

The model is used in estimating runoff and erosion from a experimental plot on the loess slope , the results and problems encountered are analysed .

该文介绍了这一模型在计算黄土坡面径流量及侵蚀量中的应用，并分析了存在的问题。

The main conclusions of the study are as follows : ( 1 ) Different vegetation types plays an important role on runoff and erosion and sediment yield .

该研究主要结论如下：（1）不同植被类型对坡面的产流产沙起着重要的影响作用。

Compared with traditional uncovered farmland , a greenhouse region changes the runoff , erosion , and affects generation of nonpoint source pollutants .

相对于传统的露天种植，塑料大棚改变了降雨径流和土壤侵蚀过程，进而影响面源污染物的产生。

According to the report , growing medicinal plants " can help check runoff and erosion , control flooding , purify water , and protect against wind " .

根据这份报告，种植药用植物“可以有助于阻止（水土）流失和侵蚀、控制洪水、净化水和防风”。

The formula is superior to existing formulae , and it can be used in the research of muddy irrigation , rainfall runoff and erosion processes in watershed .

这一成果对流域降雨产汇流、壤侵蚀机理研究及浑水灌溉研究与应用具有一定的价值。

However , the reducing benefits of runoff and erosion of forests has a highly correlation with the tree species ' biological , ecological property and its stands structural status .

但森林削减坡面径流与侵蚀的效益与森林树种自身的生物、生态学特性及其林分结构状况等密切相关。

Sediment and phosphorus losses via overland runoff from erosion plots under different land uses were studied in an agricultural watershed in the Taihu Lake area in eastern China .

选取太湖流域典型小流域，通过长期观测，研究了自然降雨过程引起不同农地利用方式下的地表径流氮流失特征。

The ground runoff and erosion features in the patterns of tree + grass , bamboo + grass vegetation restoration were different from farmland , and also far different from undisturbed yang forest .

林+草、竹+草种植模式的地表径流和土壤侵蚀特征既不同于农耕地，又与未被扰动的生态林植被相差较大。

The sloping cultivated land soil shearing strength is one of important characteristic of soil , is that one of the index reflecting soil nature characteristic property , and which affects overland runoff and erosion process .

坡耕地土壤抗剪强度是土壤重要特征之一，是反映土壤本质特性的指标之一，严重地影响着地表径流和侵蚀过程。

By means of collecting the samples of rainfall runoff , erosion silt and surface layer soil before and after rainfall for one year nature precipitation in field , we study the effect of surface runoff on N nutrient and fertility degeneration .

通过野外试验，采集2002年度510月历次自然降雨（共7次）产流及泥沙样品，同时采集降雨前后的耕层土壤样品，研究了黑土区地表径流对氮素养分特征及肥力退化的影响。

Analysis of the high water level variation by the theory of information entropy , and practical technique such as using runoff for erosion , dumped riprap to reinforce the seawall were emphasized as the key technology of risk analysis and safety evaluation of seawall .

采用信息熵理论分析高水位变异点，以及放水减淤、船抛块石等降低海塘失效风险措施研究等关键技术问题。