搜索结果: 1-15 共查到“水文学 moisture”相关记录64条 . 查询时间(0.117 秒)
The influence of soil moisture on threshold runoff generation processes in an alpine headwater catchment
oil moisture generation processes alpine headwater catchment
2011/3/15
This study investigates the role of soil moisture on the threshold runoff response in a small headwater catchment in the Italian Alps that is characterised by steep hillslopes and a distinct riparian ...
Mapping surface soil moisture over the Gourma mesoscale site (Mali) by using ENVISAT ASAR data
Mapping surface soil moisture Gourma mesoscale ENVISAT ASAR
2011/3/15
The potentialities of ENVISAT ASAR (Advanced Synthetic Aperture Radar) multi-angle data for mapping surface soil moisture (SSM) in Sahelian rangelands are investigated at medium scale (30 000 km2). Th...
Desert shrub stemflow and its significance in soil moisture replenishment
Desert shrub stemflow soil moisture replenishment
2011/3/15
Stemflow of xerophytic shrubs represents a significant component of water replenishment to the soil-root system influencing water utilization of plant roots at the stand scale, especially in water sca...
Developing an improved soil moisture dataset by blending passive and active microwave satellite-based retrievals
Developing an improved soil moisture active microwave retrievals
2011/3/14
Combining information derived from satellite-based passive and active microwave sensors has the potential to offer improved estimates of surface soil moisture at global scale. We develop and evaluate ...
Cross-evaluation of modelled and remotely sensed surface soil moisture with in situ data in southwestern France
surface soil moisture situ data southwestern France
2010/12/22
The SMOSMANIA soil moisture network in Southwestern France is used to evaluate modelled and remotely sensed soil moisture products. The surface soil moisture (SSM) measured in situ at 5 cm permits to ...
Improving runoff prediction through the assimilation of the ASCAT soil moisture product
Improving runoff prediction the ASCAT soil moisture product
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...
A comparison of ASCAT and modelled soil moisture over South Africa，using TOPKAPI in land surface mode
ASCAT modelled soil moisture South Africa TOPKAPI land surface mode
2010/4/7
In this paper we compare two independent soil moisture estimates over South Africa. The first estimate is a Soil Saturation Index (SSI) provided by automated real-time computations of the TOPKAPI hydr...
Contribution of soil moisture feedback to hydroclimatic variability
Contribution soil moisture feedback hydroclimatic variability
2010/4/7
While a variety of model experiments and analyses of observations have explored the impact of soil moisture variation on climate, it is not yet clear how large or detectable soil moisture feedback is ...
Relating surface backscatter response from TRMM precipitation radar to soil moisture:results over a semi-arid region
surface backscatter response TRMM precipitation radar soil moisture
2010/2/20
The Tropical Rainfall Measuring Mission (TRMM) carries aboard the Precipitation Radar (TRMMPR) that measures the backscatter (σ°) of the surface. σ° is sensitive to surface soil moisture and vegetatio...
Relating surface backscatter response from TRMM precipitation radar to soil moisture:results over a semi-arid region
surface backscatter response TRMM precipitation radar soil moisture semi-arid region
2010/3/5
The Tropical Rainfall Measuring Mission (TRMM) carries aboard the Precipitation Radar (TRMMPR) that measures the backscatter (σ°) of the surface. σ° is sensitive to surface soil moisture and vegetatio...
Soil moisture active and passive microwave products:intercomparison and evaluation over a Sahelian site
Soil moisture active passive microwave products intercomparison evaluation Sahelian site
2010/2/1
This paper presents a comparison and an evaluation of five soil moisture products based on satellite-based passive and active microwave measurements. Products are evaluated for 2005–2006 against groun...
On the scaling characteristics of observed and simulated spatial soil moisture fields
scaling characteristics observed simulated spatial soil moisture fields
2009/10/30
By providing continuous high-resolution simulations of soil moisture fields, distributed hydrologic models could be powerful tools to advance the scientific community's understanding of the space-time...
DEPTH INTERVALS AND TOPSOIL MOISTURE MEASUREMENT WITH THE NEUTRON DEPTH PROBE
DEPTH INTERVALS TOPSOIL MOISTURE MEASUREMENT NEUTRON DEPTH PROBE
2009/10/29
From measurements and calculations using a depth probe, the relative
response is estimated for soil layers of different thicknesses. For a 10 cm
thick layer of soil with the instrument centre in the...
Seasonal Variations of Oxygen-18 in Soil Moisture and Estimation of Recharge in Esker and Moraine Formations
Seasonal Variations Oxygen-18 Soil Moisture Moraine Formations
2009/10/28
The use of Oxygen-18 as a natural tracer of soil moisture and estimation of
recharge in different types of soils is presented and discussed. The 8 values ~f
180 in summer and winter precipitation in...
The Role of Soil Moisture in the Water-Balance of a Small-Clay Catchment,1967-75
Soil Moisture Water-Balance Small-Clay Catchment
2009/10/27
An eight year run of detailed soil moisture data has been incorporated into
simple water balance calculations in an attempt to estimate actual evapotranspiration.
The value of this data is shown whe...