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| − | [[Can't stop the vandalism! You can't! Resistance is futile, admins!]] | + | '''Unsheltered distance''' or L factor – WEQ is the unsheltered distance along the prevailing wind [[erosion]] direction across the field or area to be evaluated. |
| | + | · For NRI, the unsheltered distance is expressed in feet, measured through the sample point, parallel to the prevailing wind direction during the critical wind erosion period. |
| | + | ==References== |
| | + | [http://www.nrcs.usda.gov/technical/NRI/1997/summary_report/glossary.html List of USDA terminology] <br> |
| | + | [[Category:Agriculture]] |
| | + | {{USDA_Terms}} |