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2. Ultisol - Wikipedia

   en.wikipedia.org/wiki/Ultisol

   The use of soil tests, coupled with the corresponding provisions, can alleviate issues of nutrition and irrigation that can result from non porous Ultisol. [4] Soil tests help indicate the pH, and red clay soil typically has a low pH. [5] The addition of lime is used to help to increase the pH in soil and can help increase the pH in Ultisol as ...

3. Red soil - Wikipedia

   en.wikipedia.org/wiki/Red_soil

   Red soil is a type of soil that typically develops in warm, temperate, and humid climates and comprises approximately 13% of Earth's soils. [1] It contains thin organic and organic-mineral layers of highly leached soil resting on a red layer of alluvium. Red soils contain large amounts of clay and are generally derived from the weathering of ...

4. List of vineyard soil types - Wikipedia

   en.wikipedia.org/wiki/List_of_vineyard_soil_types

   This type of soil includes anthracite, coal, lignite and peat. Chalk – Very porous soft limestone soil that vine roots can easily penetrate. It provides good drainage and works best for grapes with high acidity levels. Clay – Sedimentary rock -based soil that has good water-retention ability but poor drainage.

5. Caliche - Wikipedia

   en.wikipedia.org/wiki/Caliche

   Caliche (/ kəˈliːtʃiː /) (unrelated to the street-slang "Caliche" spoken in El Salvador) is a soil accumulation of soluble calcium carbonate at depth, where it precipitates and binds other materials—such as gravel, sand, clay, and silt. It occurs worldwide, in aridisol and mollisol soil orders—generally in arid or semiarid regions ...

6. Clay - Wikipedia

   en.wikipedia.org/wiki/Clay

   A Quaternary clay deposit in Estonia, laid down about 400,000 years ago. Clay is a type of fine-grained natural soil material containing clay minerals [ 1 ] (hydrous aluminium phyllosilicates, e.g. kaolinite, Al 2 Si 2 O 5 (OH) 4). Most pure clay minerals are white or light-coloured, but natural clays show a variety of colours from impurities ...

7. The Mountain Grapevine: Tips on evaluating, preparing the ...

   www.aol.com/mountain-grapevine-tips-evaluating...

   Research has shown that clay soils allow the vine’s root system to gather needed nutrients easier due to the ion exchange capability that clays have. The Mountain Grapevine: Tips on evaluating ...