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Digital soil suitability map of Switzerland - Root penetration depth
Regions and cities, Environment
Depth of soil that can be penetrated by roots (general thick and fine roots; roots that penetrate into clefts or crevices are not included). (Details: Soil suitability map of Sw...
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Digital soil suitability map of Switzerland - Crop type
Regions and cities, Environment
On the soil suitability map, each mapping unit has a code consisting of an uppercase letter and a number. The letters stand for 25 different physiographical units. The numbers r...
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Digital soil suitability map of Switzerland - Nutrient storage capacity
Regions and cities, Environment
In a similar way to water storage capacity, the aim is to specify how many equivalents of cations can be stored in the soil. The stored milliequivalents of cations were converte...
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Erosion risk map for arable land – qualitative classification
Regions and cities, Environment
Erosion risk map for arable land – qualitative classification (Federal Office for Agriculture) Erosion risk map for arable land in Switzerland in a 2x2-metre grid based on Swiss...
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Digital soil suitability map of Switzerland - Waterlogging
Regions and cities, Environment
If external water (runoff from slopes and groundwater) is present in the soil as well as precipitation, this is described as external waterlogging. (Details: Soil suitability ma...
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Digital soil suitability map of Switzerland - Stone content
Regions and cities, Environment
The stone content refers to the individual mineral components of the soil which are larger than 2 mm (sieve residue). In most cases the top 50 cm of the soil was evaluated. (Det...
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Digital soil suitability map of Switzerland - Water storage capacity
Regions and cities, Environment
The term refers to water which is retained in the soil by tension forces and can easily be taken up by plants (soil moisture tension 0.1 - 1 Atm). Estimates show that there is l...
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Digital soil suitability map of Switzerland - Permeability
Regions and cities, Environment
Permeability is measured using saturated soil core samples in the laboratory. Observations in the field highlighted a relationship between precipitation, permeability and morpho...
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Flow-path map for erosion risk
Regions and cities, Environment
The flow-path map shows the new calculated flow paths for surface runoff (L-factor of the universal soil loss equation or of the erosion risk map) on the agriculturally producti...
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Digital soil suitability map of Switzerland - Cultivated land
Regions and cities, Environment
On the soil suitability map, each mapping unit has a code consisting of an uppercase letter and a number. The letters stand for 25 different physiographical units. The numbers r...
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Field block map for erosion risk
Regions and cities, Environment
Field blocks are coherent, agriculturally productive areas surrounded by relatively stable external boundaries that can be identified in the field (e.g. forest, roads, built-up ...