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The Twelve Orders of Soil Taxonomy

The Twelve Soil Orders Soil Taxonomy is a soil classification system developed by the United States Department of Agriculture’s soil survey staff. This system is based on measurable and observable soil properties and was designed to facilitate detailed soil survey.

 

collage of images of types of soil

 

  • ALFISOLS
  • ANDISOLS
  • ARIDISOLS
  • ENTISOLS
  • GELISOLS
  • HISTOSOLS
  • INCEPTISOLS
  • MOLLISOLS
  • OXISOLS
  • SPODOSOLS
  • ULTISOL
  • VERTISOLS
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