搜索结果: 1-11 共查到“农学 soil loss”相关记录11条 . 查询时间(0.26 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...
Considering the relationship of slope and soil loss on skid trails in the north of Iran (a case study)
harvesting runoff
2015/4/24
With increasing mechanization of forest harvesting operations the impacts on soil have increased quite dramatically. The objective of this paper was to examine the relationship of slope and soil loss....
The effects of Rubus hyrcanus L. and Philonotis marchica (Hedw.) Brid. on soil loss prevention from cutslopes of a forest road
vegetation type runoff soil loss cutslope forest road
2015/4/14
The effects of Rubus hyrcanus L. and Philonotis marchica (Hedw.) Bridon on runoff generation and soil loss from cutslopes of forest roads were investigated. The study was conducted at the northern for...
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...
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...
Dynamics of Undergrowth and Its Application to Vegetation Control of Planted Chamaecyparis obtusa Endl.Forests with Special Reference to Mitigation of Surface Soil Loss
Chamaecyparis obtusa plantation dynamics of undergrowth soil erosion control stand density control vegetation control
2009/8/28
Viewed from the erosion control in Hinoki cypress plantations, the dynamics of undergrowth was studied in order to apply the stand density control to vegetation control. Seventeen study plots were set...
The use of some soil aggregate indices to assess potential soil loss in soils of south-eastern nigeria
soil loss erodibility aggregate indices flocculation texture
2008/11/11
GMDWD while organic carbon, % clay content and Fe.O. are some soil characteristics that predict the potential of these soils to erode fairly accurately. Dispersion and flocculation are shown to be in...
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...