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Line 1: − '''Land capability classification''' is - according to the [[USDA]] terminology - ''"a system of grouping [[soil]]s primarily on the basis of their capability to produce common cultivated crops and pasture plants without deteriorating over a long period. Land capability classification is subdivided into capability class and capability subclass nationally. + − ;Capability class: ''The broadest category in the system. Class codes I to VIII indicate progressively greater limitations and narrower choices for agriculture. The numbers are used to represent both irrigated and nonirrigated land capability. − ;Capability subclass: ''The second category in the system. − ;Class codes − :''e (erosion problems), − :''w (wetness problems), − :''s (root zone limitations), and − :''c (climatic limitations) − ''are used for land capability subclasses."<ref>[http://www.nrcs.usda.gov/technical/NRI/1997/summary_report/glossary.html List of USDA terminology]</ref>'' − ==References== − <references /> − [[Category:Agriculture]] − {{USDA_Terms}}
Land capability classification (view source)
Revision as of 20:51, August 21, 2010
, 20:51, August 21, 2010test
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