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The variation of soil erodibility with slope position in a cultivated
The variation of erodibility along the slopes reflected soil property trends. ... the variation of soil erodibility along hillslopes in a cultivated, Canadian Prairie.
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SOIL-LANDSCAPE ANALYSIS IN RELATION TO SOIL
ysis in relation to soil distribution and mapping at a site within the Weyburn ...... The variation of soil erodibility with slope position in a cultivated canadian.
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ESTIMATES OF SOIL EROSION AND DEPOSITION FOR SOME
slopes in the cultivated basins had lost 20-60 kg soil/mr, whereas the lower slopes had gained 25-80 ... soil lost by erosion on the Canadian Prai- ries are available. ..... Variation inr3TCs level (mean I SD) with slope position. Slope position.
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Erodibility of a soil drainage sequence in the loess uplands of
40% of the variability in erodibility on a Canadian Prairie landscape. (Martz, 1992 ). In terms of .... soil erodibility relationships to slope position and soil wetness since this factor has such a .... much variation other than low Ca contents in the Henry (Table 2). ...... The variation of soil erodibility with slope position in a cultivated.
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Soil properties and productivity as affected by topsoil movement
1. Introduction. Erosion affects properties of soil profiles that can impact ... In hilly landforms subject to long-term cultivation, erosion has denuded upper slope positions of topsoil ... Surface soil organic carbon contents in lower slope positions were at ..... lation (lower backslope and footslope) showed less variation in soil.
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Modeling spatial variation in productivity due to tillage and water
may result in variation in soil properties across field landscape positions that produce long-term ... The tillage erosion model and the WEPP hillslope model ... Substantial soil translocation occurs on cultivated ... Society, Toronto, Canada.
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The spatial distribution of soil properties and prediction of soil
to preserve virgin prairie so that comparisons with the local cultivated ... Digital elevation model and slope position with soil series and manually ..... error in measurement, spatial variation that occurs within the sampling distance .... erosion and therefore losses and changes in the distribution of SOC, it is unclear what the.
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Analyzing the Changes of Soil Erodibility Index (K) in the Soils of
The present study aims to analyze the variations of soil erodibility factor in different plains and the ...... With Slope Position in a Cultivated Canadian Prairie.
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Quantification of tillage and landscape effects on soil carbon in small
or toeslope elements, reflecting the combined effects of soil erosion and deposition ... watershed-scale and the variation in profile soil carbon .... (lower level), which generally occupy positions below ..... State (Pierson and Mulla, 1990), and at Canadian sites .... distribution in aggregates from cultivated and native grassland.
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Variation in soil properties and crop yield across an eroded prairie
This field has been cultivated ... Manitoba in Winnipeg, Manitoba, Canada. ... positions. In these experiments, the variation in erosion estimates, properties of ... slope positions) had high inorganic carbon contents in the surface soil due to the  ...
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1198 Land use effects on aggregation and erodibility of Luvisols on
soil erodibility in Luvisols on Central Serbia's rainfed farms at a depth of 0.00– 0.30 m. ..... in cultivated Canadian Luvisolic soil compared to the grass. ... Change in MWD assessed by comparing the ratio of wet to dry sieving, or the difference between dry and wet ..... (2009) Role deforestation and hillslope position on soil.
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Assessment of effect of road or road construction on soil physical
Erosion and soil loss are the most important impacts of roads, so determining of ...... The variation of soil erodibility with slope position in a cultivated Canadian ...
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tillage translocation am) tillage erosion in the complex upland
Tillage translocation and tillage erosion were measured throughout the complete sequence of slope ... Agri-food Canada and the Ontario Ministry of Agriculture, Food and Rural Affairs under the .... Severe soil loss on upper slope positions of cultivated agricultural ..... Therefore, the variation in tillage depth and speed which.
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organic c dynamics in grassland soils. 2. model validation and
The amounts of organic matter in native prairie and in an adjacent cultivated field were compared with the .... corrcsponded to data from the mid-slope position.
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Relationship between Soil Productivity and Erodibility in Rainfed
These differences were attributed to variations of soil properties ... cultivated lands, particularly in arid and semi-arid areas ... Cultivation in slope direction is the ..... Canadian Society of Soil .... of Deforestation and Hillslope Position on. Soil ...
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Modeling soil organic matter dynamics as affected by soil water
SOC models to assess erosion-induced C loss from soil in agricultural ... considerable, such as in case of cultivated Chemozemic .... in depressions and on concave landforms; (iii) change in the .... slope positions and demonstrated the importance of ac- .... mic soil in Canadian prairie was proposed by Voroney et al. (1981).
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Erosion and Nutrient Loss on Sloping Land under Intense
Intense Cultivation in Southern Vietnam ... the friable sandy soils on the steep side-slopes of the Rach Rat catchment. .... Rach Rat Catchment, its location and the positions of the erosion plots mentioned in the text. .... Agriculture Canada and partners in Vietnam, .... Figure 2 Temporal and spatial variation of soil erosion and.
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Effects of cultivation and erosion on soils of four toposequences in
Ellis {1938) compared soils within a Canadian prairie landscape on the basis of ... (1983) studied in detail the soil--slope property relationships for a cultivated ... from slightly concave to slightly convex, resulted in a large change in soil depth. ... of cultivation in the processes of erosion and organic matter decom- position.
[ 1-s2.0-0016706185900126-main.pdf?_tid=81d08a22-de88-11e3-a199-00000aab0f26&acdnat=1400416542_20c7df3a5a140ee7dd8922d9ee5f2a47 - Read/Download File

The relationship between landform and the distribution of soil C, N
Based on slope and curvature characteristics, depositional and erodible zones were ... reducing the intensity of soil cultivation offers the possibility to ... highest and lowest positions of 19.5 m. .... of variance (ANOVA) procedure in which landform, depth, and ..... Soil degradation in Eastern Canada: its extent and impact.
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Evaluating Soil Quality–Soil Redistribution Relationship on Terraces
soil redistribution from tillage erosion and water erosion on soil quality results in a net ... decline in soil quality on the steep cultivated hillslope while tillage ... cultivated hillslope can be assessed using the change in adjacent slope ... sion– soil quality relationship across landscape positions. Y ...... Saskatchewan, Canada.
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