Mulch tillage
This method is moderately effective with low to moderate cost, depending on whether of mulch is purchased or produced on-farm.
A low level of maintenance required but the method has a short longevity.
The method has significant co-benefits when used in combination with other measures to improve soil quality or reduce wind erosion and is easy to implement as part of field preparation.
The method has a moderate potential for combination with other methods.
Crop residue with no-till is typically (but not always) better than mulch tillage.
Additional information: Dust Mitigation Handbook - practice 484.