Table 19. Summary of relative effectiveness of various tillage treatments for controlling wind erosion on sandy loam soil
Treatment
Cloddiness1 Residue2 Roughness3 Natural Wind
Erodibility Index4
Moldboard plow 38% 250 lbs/acre 2.5 1.56
One way disk 28% 700 lbs/acre 3.0 .70
10 inch shovel 25% 800 lbs/acre 3.0 .70
Wide sweep 31% 2500 lbs/acre 5.0 .07
1Percentage of clods larger than .84 mm in diameter
2Estimated dry weight of residue in pounds per acre
3Estimated roughness coefficient
4Values below .25 considered adequate control for fields of unlimited size in North Dakota