WIND EROSION EQUATION Recent Changes (NAM) USDA-NRCS. Wind Erosion continues to be a serious problem in the semiarid and arid regions of the US. The Good Old Days. The Good Old Days cont. WEQ Changes made!.
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Wind Erosion continues to be a serious problem in the semiarid and arid regions of the US.
-Above 180 no adjustment
-180 or less, reduce one I class
-adjustment applies to all soils
The soil texture determines the number of non-erodible wet days (1,2,or 3) per irrigation
It takes this system 96 hours to make one complete circle. For WEQ this is one irrigation.
Day 3-24 hrs
Day 4-24 hrs
Day 1-24 hrs
Day 2-24 hrs
Read this sheet first.
-Need to maintain crop data;
residue produced and green growth
-Random roughness assigned to tillage
Mike Sporcic, firstname.lastname@example.org , 505-761-442