Geography, Territory and environment
The four sheets of the map, which has a scale of 1:200,000, show an overall evaluation of the climatic conditions and restrictions for agriculture, broken down into 20 categorie...
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...
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...
Permeability is measured using saturated soil core samples in the laboratory. Observations in the field highlighted a relationship between precipitation, permeability and morpho...
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...
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...
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...
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...
Agriculture, forestry, Geography
Long-term 33% quantile of relative evapotranspiration (ratio of current to potential evapotranspiration ET/ETp) for agriculturally productive areas of Switzerland. Calculation f...
