搜索结果: 1-15 共查到“水文地理学 runoff”相关记录29条 . 查询时间(0.092 秒)
Evaluation of total runoff for the Rio San Pedro sub-basin (Nayarit, Mexico) assessing their hydrologic response units
Runoff hydrologic response unit curve number land uses
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2015/8/14
The Rio San Pedro sub-basin runoff was estimated using the curve number method (NRCS-CN) applied to hydrologic response units (HRU’s), derived from remote sensing and GIS analysis. The sub-basin (arou...
Impact of landuse on runoff in mountain catchments of different scales
hydrological regime landuse change
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2015/2/4
The paper presents two approaches to the analysis of the impacts of landuse changes on hydrological regime in mountain catchments of northern Slovakia. An intersite comparison of measured data along t...
Runoff formation in a tile-drained agricultural basin of the Harz Mountain Foreland, Northern Germany
hydrograph separation hydrological tracers isotopes dyes groundwater drain sampler
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2015/2/4
By taking two different tile-drained agricultural basins with porous aquifers in the lowlands of northern Germany as examples, it is demonstrated with an integrated study approach that this type of ba...
Evaluation of total runoff for the Rio San Pedro sub-basin (Nayarit, Mexico) assessing their hydrologic response units
Runoff hydrologic response unit curve number land uses Geographic Information System GIS DEM
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2015/1/8
The Rio San Pedro sub-basin runoff was estimated using the curve number method (NRCS-CN) applied to hydrologic response units (HRU’s), derived from remote sensing and GIS analysis. The sub-basin (arou...
Predicting runoff and phosphorus loads from variable source areas: A terrain-based spatial modeling approach
terrain analysis surface water phosphorus
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2015/1/6
Research has been conducted at Flaxley Agricultural Centre in South Australia to predict phosphorus loss in surface runoff from dairy pastures. Part of the research investigated if the topography base...
Evaluation of catchment contributing areas and storm runoff in flat terrain subject to urbanisation
catchment contributing areas storm runoff flat terrain subject
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2011/3/14
Contributing Catchment Area Analysis (CCAA) is a spatial analysis technique developed and used for estimation of the hydrological connectivity of relatively flat catchments. It allows accounting for t...
Improving runoff prediction through the assimilation of the ASCAT soil moisture product
Improving runoff prediction the ASCAT soil moisture product
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2010/12/22
The role and the importance of soil moisture for meteorological, agricultural and hydrological applications is widely known. Remote sensing offers the unique capability to monitor soil moisture over l...
Climatology-based regional modelling of potential vegetation and average annual long-term runoff for Mesoamerica
Climatology-based regional modelling potential vegetation long-term runoff Mesoamerica
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2010/12/22
Mean annual cycles of runoff, evapotranspiration, leaf area index (LAI) and potential vegetation were modelled for Mesoamerica using the SVAT model MAPSS with different climatology datasets. We calibr...
Use of satellite-derived data for characterization of snow cover and simulation of snowmelt runoff through a distributed physically based model of runoff generation
satellite-derived data snow cover snowmelt runoff runoff generation
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2010/3/5
A technique of using satellite-derived data for constructing continuous snow characteristics fields for distributed snowmelt runoff simulation is presented. The satellite-derived data and the availabl...
Global spatial optimization with hydrological systems simulation:application to land-use allocation and peak runoff minimization
Global spatial optimization hydrological systems simulation land-use allocation peak runoff minimization
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2010/3/5
A general methodology is presented to integrate complex simulation models of hydrological systems into optimization models, as an alternative to scenario-based approaches. A gradient-based hill climbi...
Increase in surface runoff in the central mountains of Mexico:lessons from the past and predictive scenario for the next century
surface runoff central mountains Mexico past and predictive scenario
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2010/3/5
The hydrological response of a medium scale mountainous watershed (Mexico) is analysed over half a century. The hydrograph separation highlights an increasing surface runoff contribution since the ear...
The Physiographic Influence on Recession Runoff in Small Norwegian Rivers
Physiographic Influence Recession Runoff Small Norwegian Rivers
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2009/10/29
This paper presents a statistical correlation procedure to predict a master
depletion curve by use of basin characteristics and the specific storage of
water available for runoff at a particular rec...
DEM-RS-GIS BASED STORM RUNOFF HYDROGRAPH ESTIMATION FOR THE HEART RIVER SUB-BASIN, MISSOURI RIVER BASIN
Remote sensing Normalized Difference Vegetation Index geographic information system
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2009/10/12
Accurate representation of the physical and biological features of the landscape within the watershed is required as the extent and type of watershed cover affects the movement of water in the hydrolo...
EFFECT OF SLOPE ON RUNOFF FROM A SMALL VARIABLE SLOPE BOX-PLOT
surface runoff VARIABLE SLOPE BOX-PLOT surface runoff
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2009/10/12
Many factors affect catchment hydrologic characteristics, which also ultimately influence the production of surface runoff. This study evaluated the effect of slope on infiltration and surface runoff ...
LAND USE, RUNOFF AND SLOPEWASH IN THE OPA RESERVOIR BASIN, SOUTHWESTERN NIGERIA
land use vegetation types Opa Reservoir catchment slopewash
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2009/10/12
This study aimed at examining the effect of land use/vegetation types and slope on slopewash in the interstream surfaces of 19 first order basins within the Opa Reservoir catchment. Runoff and soil lo...