Soil great group

Epiacuult

Of the Acuult suborder; it saturated from above: rainwater hangs on a poorly permeable layer.

What the name says

Soil Taxonomy names are built from parts, and each part says something about the soil. From general to specific:

Taxonomic orderUltisolSoil very washed out by a warm and humid climate, with a clay accumulation horizon and low base saturation: acidic and poor in calcium and magnesium.
SuborderAcuultUltisol with excess water.
Great groupEpiacuultWithin the Acuult suborder, it saturated from above: rainwater hangs on a poorly permeable layer.

What it means for farming

Deep and well structured, but acidic and of low natural fertility. They are the soils reds of Misiones: grass, tea, forestry, and agriculture with liming and fertilization.

Where it is found

According to the 1:500.000 national map, it covers about 26.391 ha, spread over 2 districts.

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National map units that list it. The scale is 1:500.000: good for seeing the region, not a single property.

ProvinceArea
Corrientes26.391 ha

Districts where it is most common

Subgroups on the maps

  • Epiacuult aérico

The definitions are a plain-language summary of the USDA Keys to Soil Taxonomy. The formal definition includes thickness, color and percentage thresholds that are left out here.

Sources