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Unformatted text preview: 1. Histosols 8.Aridisols 2. Spodosols 9.Ultisols 3. Andisols 10.Mollisols 4. Oxisols 11.Alfisols 5. Vertisols 12.Inceptisols 6. Entisols 8. Which are the 4 most important? Andisoils- Soils formed from volcanic ash. Young soil. Good for agricultural production. Found in volcanic areas.Parts of Oklahoma, Hawaii, part of Alaska, Pacific Northwest. Vertisols-These soils have a high shrink/swell capacity (lots of black, silly clay). Difficult for agriculture and moves building foundations. Found in Huntsville and Houston. Awful to build on. Aridisols-Dry soils of arid climates. Desert soils. Accumulations of carbonates, gypsum and/or soluble salts found in the soil horizons. Mollisols-Dark, native grassland soils. Most productive soils for agriculture. Black soils with high organic content. Best soils in the world....
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This note was uploaded on 11/29/2011 for the course GEO 1301 taught by Professor Fujimoto-strain during the Fall '11 term at Sam Houston State University.
- Fall '11