搜索结果: 1-10 共查到“土壤学 loss”相关记录10条 . 查询时间(0.109 秒)
Comparison of different approaches to LS factor calculations based on a measured soil loss under simulated rainfall
geographic information systems topographic factor universal soil loss equation water erosion
2017/6/26
Geographic Information Systems (GIS) in combination with soil loss models can enhance evaluation of soil erosion estimation. SAGA and ARC/INFO geographic information systems were used to estimate the ...
Effects of Soil Cover and Protective Measures on Reducing Runoff and Soil Loss under Artificial Rainfall
bamboo fence eco-bags mine protective measures
2015/7/28
The hazards from wind, sand, and soil erosion caused by human activities, such as residue slopes in abandoned
urban mines, have resulted in a vicious circle of environmental degradation. Selecting t...
Evaluation of the variability in runoff and sediment loss in successional fallow vegetation of Southern Nigeria
erosional losses soil erosion rainfall vegetation components vegetation fallows
2015/3/10
The effects of three different ages of natural fallow vegetation on runoff and sediment loss were investigated in a part of the rainforest zone of Nigeria. Measurements of runoff amount and sediment l...
Evaluation of the relationships between runoff-rainfall-sediment related nutrient loss (A case study: Kojour Watershed, Iran)
clockwise hysteretic loop organic matter phosphorus loss regression models suspended sediment
2015/3/9
Suspended sediment (SS) resulted from distributed soil erosions facilitates soil organic matter and phosphorus (P) transportation and influences soil depletion and water quality. Organic matter (OM) i...
Field Determination of the Specific Input Characteristics to Calculate the Value of C Factor of Time-variable Crops for the Revised Universal Soil Loss Equation (RUSLE)
soil erosion by water soil loss RUSLE time-variable characteristics of crops effective root mass canopy cover fall height
2015/1/28
To determine specific characteristics necessary for the computation of the C factor in RUSLE for timevariable crops, measurements were carried out in fields with selected agricultural crops grown by c...
Loss on ignition: Measuring soil organic carbon in soils of the Sahel, West Africa
Loss on ignition Sahel Mali Africa carbon sequestration
2011/1/13
Traditional methods of measuring soil organic carbon (SOC) are not adequate for accurate evaluation of C sequestration nor to meet environmental safety requirements. Methods that permit accurate asses...
Magnitude of Annual Soil Loss from a Hilly Cultivated Slope in Northern Vietnam and Evaluation of Factors Controlling Water Erosion
Annual Soil Loss a Hilly Cultivated Slope Northern Vietnam Water Erosion
2009/12/2
A soil erosion experiment was conducted in northern Vietnam over three rainy seasons to clarify the magnitude of soil loss and factors controlling water erosion. The plot had a low (8%) or medium (14....
A soil loss estimation of crop fields on a local scale was carried out using the Universal Soil Loss Equation (USLE) and Geographic Information System (GIS) tools. The study site covering 3,009 ha in ...
Hilly-Land Soil Loss Equation (HSLE) for Evaluation of Soil Erosion Caused by the Abandonment of Agricultural Practices
potential soil erosion shallow groundwater
2009/9/9
Soil erosion from fields located in the hilly lands of Shikoku was investigated. These are the areas where agricultural practices are quite limited and fields are often left idle and unutilized. Based...
Determination of soil loss by 137Cs fallout radionuclide in Ömerli watershed of İstanbul, Turkey
Caesium-137 Soil erosion Land use Ö merli watershed Radionuclide
2010/1/11
Soil erosion and sedimentation in watersheds are usually part of the information to be considered for soil and water conservation measures. Soil loss is generally estimated with models or measured wi...