Results 161 to 170 of about 88,059 (210)
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Soil Acidification and Alkalinization

1991
In this chapter I briefly discuss the nature of soil acidification and alkalinization, and define these processes in terms of changes in the relevant capacity factors. Next, the contribution of various sources of soil acidification and their quantitative importance is treated in some detail: (1) effects of addition of acids or bases by irrigation and ...
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Dynamics of soil acidification: an economic analysis

Ecological Economics, 1999
Abstract This paper studies the dynamic aspects related to the problem of acidification. It shows how accumulation of acidification in ecosystems can be studied in economic modelling by incorporating dynamic aspects of soil acidification. In contrast to the often applied critical loads approach which only focuses on the final state of a soil, the ...
Schmieman, E.C., van Ierland, E.C.
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Aluminum weathering in soil acidification modelling

Chemical Geology, 1990
Abstract Enhanced dissolution of Aluminum in acidic forest soils is one of the most pronounced soil chemical effects of acidic deposition. Dissolved monomeric Aluminum is toxic to aquatic organisms and has been hypothesized as a major cause of forest die-back in Central Europe (1).
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Nitrogen supply, tree growth and soil acidification

Fertilizer Research, 1991
Nitrogen is absorbed by trees in quantities larger than any of the mineral nutrients. It can be taken up by trees as NH4 and as NO3, but the relative ease with which they are absorbed does not necessarily reflect the degree of preference shown by tree species for either of the N forms.
Arnold, G., van Diest, A.
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Effect of soil acidification on nitrification in soil

Canadian Journal of Soil Science, 2015
Zebarth, B. J., Forge, T. A., Goyer, C. and Brin, L. D. 2015. Effect of soil acidification on nitrification in soil. Can. J. Soil Sci. 95: 359–363. This laboratory experiment examined the effect of elemental S-induced variation in soil pH (3.97–5.29) on nitrification enzyme activity and conversion of [Formula: see text] to [Formula: see text ...
Bernie J. Zebarth   +3 more
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Effect of soil acidification on the soil microflora

Water, Air, and Soil Pollution, 1979
The effects of short and long term acidification on a few Alberta soils were studied with respect to bacterial numbers and total soil respiration. Significant reductions in bacterial numbers were observed in both short and long term acidified soils. Total soil activity was severely affected in an acid soil (pH 3.0, longterm) adjacent to a S block.
R.D. Bryant, E.A. Gordy, E.J. Laishley
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Soil Acidification in Loess and Clay Soils in The Netherlands

Water, Air, and Soil Pollution, 2000
To assess the impact of acid deposition on forested loess and clay soils in the Netherlands, changes in base saturation and soil solution concentrations were simulated with the dynamic soil acidification model ReSAM for 38 loess soils and 16 clay soils. The selected locations represent the range in geographical position and diversity in parent material
van der Salm, C., de Vries, W.
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SOIL LIMING AND RUNOFF ACIDIFICATION MITIGATION

Lake and Reservoir Management, 1984
ABSTRACT A measure often taken and frequently discussed in Sweden is to try to restore the runoff quality from acidified watersheds by soil liming. In Scandinavian acidified soils, where the base saturation often is below 20 percent, the dissolution of calcite will proceed without significantly improving runoff water quality until the base saturation ...
Per Warfvinge, Harald Sverdrup
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The Acidification of Soils

1980
Acidification is a natural process that occurs continuously in soils through which water percolates. Precipitation acidified by industrial pollutants does not constitute a special case but is a source of acidity additional to a number of natural ones. Its effects must therefore be assessed in the context of soil acidification in general.
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Soil Acidification Destabilizes Terrestrial Ecosystems via Decoupling Soil Microbiome

Global Change Biology
ABSTRACTSoil microbiome is essential for terrestrial ecosystem preservation. β‐diversity information on the former, although dynamic due to its sensitivity to environmental conditions driven by climate change, is limited. Our knowledge becomes poorer for microbiomes subjected to environmental gradients, especially for those across multiple ecosystems ...
Yulong Duan   +10 more
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