Hillslope position

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August undefined, 2024

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 ... WebApr 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 ...

Soil - Geomorphology and Hillslope Terms Flashcards Quizlet

WebAug 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 ... http://www.iswc.cas.cn/sourcedb_iswc_cas/zw/zjrc/fyjy/202404/t20240411_6730329.html cylindrical mini pendants lighting

hillslope position Archives - Geospatial Laboratory for Soil …

WebHillslope Position 2015 - Michigan State University WebJan 13, 2015 · Hillslope position has long been important in soil geomorphology. At the scale of county-level soil maps, more soil boundaries are based on topography than any other soil-forming factor. However, the inability to accurately delineate topographic breaks across hillslopes—either due to lack of sufficient topographic resolution or the proper ... WebApr 1, 2015 · Abstract. Hillslope position has long been important in soil geomorphology. At the scale of county-level soil maps, more soil boundaries are based on topography than … cylindrical mirror analyzer

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

Hillslope Definition & Meaning - Merriam-Webster

WebNov 2, 2024 · We used two years of field observations of volumetric soil moisture at three depths (15, 30, and 100 cm) across five topographic positions (riparian, toeslope, sideslope, shoulder, and ridge) along three hillslope transects to better understand how soil moisture changes with hillslope position and through time. WebMost 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 ... cylindrical milk bread loaf panWebThe term soil catena is used to describe the lateral variation in soils over a hillslope. A slope can be broken into sections known as a ridge, crest, midslope, and toeslope. The ridge or hilltop tends to accumulate organic matter that allows formation of … cylindrical mold

"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 ... " - Hillslope position

Hillslope position

WebDec 1, 2024 · ANOVA was also performed to determine the effect of different hillslope positions on the infiltration capacity, preferential flow indices, and root biomass. A two …

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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 ... 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 …

WebDefinition. 1 / 7. Highest level of an upland landform with a relatively gentle, planar slope. The summit is often the most stable part of a landscape. If the site is on a summit and has a slope < 2%, the summit position on the scorecard should be selected. Not every hillslope has a summit, as some hillslopes have shoulders at the crest of the ... 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).

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 … WebAug 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 …

WebFeb 10, 2024 · On the one hand, the CT position is the uppermost position of the hillslope and a large amount of clay can be transported to downslope positions by surface run-off with the result that soil structure at the CT position becomes more compact. Therefore, the highest clay content appeared at the FV position.

WebMay 5, 2024 · Hillslope positions were listed above the bars. Gray scale of bars indicates differences in elevation, with lower elevations in lighter colors Contrasts of yearly effects on root tip and length ... cylindrical mode shapesWebThe hillslope position grid produced by this classification tool uses the following codes: 1 = summit 2 = shoulder 3 = backslope 4 = footslope 5 = toeslope. Landscape analysis of hillslope position will not result in a full sequence of positions for all slopes. Instead, each grid cell is classified by its contextual shape meeting specified ... cylindrical mirror artWebHillslope 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 ... cylindrical mirror anamorphosisWebA 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. cylindrical molds drawingWebApr 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. cylindrical mold functionWebJan 18, 2024 · The Kougarok Hillslope has distinct soil texture and moisture gradients: the crest of the hillslope has a shallow, drier rocky soil, the mid-slope position has well-drained soil dominated by alder shrubland, and the lower-slope position has wetter soil conditions (Salmon et al., 2024). cylindrical molds usesWebMay 5, 2024 · Using minirhizotron observations from 150 tubes located at 50 sites strategically placed at different hillslope positions across a first-order catchment, we … cylindrical mounting bracket