How are the six levels of soil classification defined?

How are the six levels of soil classification defined? Incorrect: The USDA Soil Taxonomy System consists of six levels. These levels, in order from most general to most specific are: Order, Suborder, Great Group, Subgroup, family, and Series. These levels, in order from most general to most specific are: Order, Suborder, Great Group, Subgroup, family, … Continue reading How are the six levels of soil classification defined?