Hillslope position

WebApr 11, 2024 · The deposition areas of channelized debris flows and hillslope debris flows were 2.68 and 0.35 km 2, respectively. The debris flows events caused both the destruction of PR303 and > 30 casualties. The position of the event is shown in Fig. 6 a. Download : Download high-res image (215KB) Download : Download full-size image; Fig. 3. WebIn an ideal setting, suites of soils predictably occur along the standard hillslope positions (summit, shoulder, backslope, footslope, toeslope), forming what is known as a catena. Reality is usually much more complex, and soil component Alpha may actually have been found at several hillslope positions. With a little aggregation and re ...

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WebFeb 1, 2024 · Five grid cells that represent three slope positions (Methods) were modeled across the Kougarok Hillslope transect (g1–g5, have dimensions of 85, 125, 120, 120, and 120 m, respectively). WebMay 24, 2024 · Specific results per land-use and hillslope position. Table 1 presents the descriptive statistics of 137 Cs measurements, physicochemical parameters, and soil … birthday greetings for boss from staff https://shopdownhouse.com

Digital Classification of Hillslope Position - Miller - 2015 - Soil ...

WebMar 1, 2024 · Hillslope position can influence the SCEP via redistribution of precipitation, soil erosion, and deposition of exogenous materials [32,44]. In our study, the surface soil CEC at the backslope was significantly lower than that at the summit and footslope due to surface runoff erosion. Web中国科学院水利部水土保持研究所成立于1956年,是中国科学院在西北地区建立的第一个科研机构。1987年由中国科学院和水利部双重管理,1995年经国家批准确定现所名。1998年被中国科学院列入国家知识创新工程首批试点单位。1999年根据国务院文件,与杨凌其它6个科教单位合并组建“西北农林科技 ... WebJan 1, 2024 · At the hillslope scale, the upper slope position yields material, transport is dominant at the backslope section, and at the footslope part the sedimentation is prevalent. This is a dynamic question and the consequence of the shallow soils in the upper part of the slope is that they generate higher runoff rates ( Bracken et al., 2015 , Martz ... birthday greetings for dad

Topographical Controls on Hillslope‐Scale Hydrology Drive Shrub ...

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Hillslope position

Effects of hillslope position on soil water infiltration and ...

WebSince inflection points in slope–area space are thought to indicate changes in process between diffusive hillslope processes and advective fluvial processes at a saturation threshold (Tucker and Bras, 1998; Clubb et al., 2016), these failures probably represent hillslope positions that failed at saturation when throughflow was high. WebDec 1, 2024 · One-way analysis of variance (ANOVA) was conducted to assess the differences in the physical properties between the various soil layers and the different hillslope positions (Lix et al., 1996). ANOVA was also performed to determine the effect of different hillslope positions on the infiltration capacity, preferential flow indices, and root …

Hillslope position

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WebOct 21, 2024 · Assessment of the variation of soil erosion and sediment mobilization at different hillslope positions using the 137Cs tracing technique has been carried out for the Dapotou closed watershed, a representative depression in the karst gabin basin in Southwest China. The results showed that the annual soil erosion rates in the shoulders, … WebApr 10, 2024 · During that time, team members do a practice description of the profile, describing each horizon’s texture, color and structure, the hillslope position of the soil, various erosion and site suitability interpretations, and other soil properties. Afterward, the team will talk about the story of the soil with their coaches.

WebWe investigated the influence of hillslope scale topographic characteristics and the relative position of hillslopes along streams (i.e., internal catchment structure) on the isotopic composition ...

WebHillslope position represents a composite of terrain characteristics, that is, profile curvature, slope gradient, and relative elevation, which are mentally synthesized by soil scientists in the ... http://www.iswc.cas.cn/sourcedb_iswc_cas/zw/zjrc/fyjy/202404/t20240411_6730329.html

WebA catena in soil science ( pedology) is a series of distinct but co-evolving soils arrayed down a slope. [1] Each soil type or "facet" differs somewhat from its neighbours, but all occur in the same climate and on the same underlying parent material. A mature catena is in equilibrium as the processes of deposition and erosion are in balance.

WebDec 1, 2024 · The hillslope is an essential natural spatial gradient that influences hydrological processes by affecting water distribution, surface flow, soil erosion, and groundwater recharge. ... Differences in the hydraulic processes of each hillslope position contributed to the redistribution, transportation, and storage of surface and belowground … birthday greetings for coworkerWebJan 17, 2024 · The subplots for soil erosion assessment with SfM, installed at the upper, middle, and footslope position of the hillslope differed with respect to slope inclination. After correcting the mean soil surface elevation changes of these plots by using predicted bulk density changes, the elevation changes were generally smaller as compared to the ... birthday greetings for boyfriend ldrWebMost soil series (SSURGO components) are associated with a hillslope position and one or more landform-specific positions: hills, mountain slopes, terraces, and/or flats. The values printed to the left (number of component records) and right (Shannon entropy) of stacked bars can be used to judge the reliability of trends. Shannon entropy values ... danny briggs cricketerWebApr 6, 2024 · There is a lack of information about the hydrological effects of spatial harvest patterns in terms of their effects on streamflow. In this paper, we examined harvest amount and hillslope position effects on flow indices (Q70; Q50 and Q10) and water yield in a small catchment covered with a fast-growing Eucalyptus plantation. dannybrook apartments williamsvilleWebAug 13, 2024 · For the four hillslope positions, Shale Hills had higher preferential flow frequencies compared to Garner Run. Between these two catchments, the South-facing mid-slope sites showed the highest contrasts in preferential flow frequency (33.5% of events at Shale Hills vs. 8.8% at Garner Run) while the ridge-top sites showed the lowest contrasts ... birthday greetings for boss tagalogWebAug 25, 2024 · Classification of elevation rasters with this digital model of hillslope position represent base maps that can be used to (1) improve research on toposequences by … birthday greetings for cat loversWebApr 1, 2024 · For each hillslope, five slope positions were selected as testing sites: upper (U), middle-upper (MU), middle (M), middle-lower (ML), and lower (L). The distance between adjacent slope positions was about 150 m. For each test position, three nearby test plots were established to measure infiltration properties, soil properties, and crop ... birthday greetings for daughter adult