Washboarding 
A corrugated wave like appearance to a turf surface caused by continually mowing in the same direction. This occurs with the use of a cylinder mower. It might also be referred to as ‘corrugating'.
Washboarding
A corrugated wave like appearance to a turf surface caused by continually mowing in the same direction. This occurs with the use of a cylinder mower. It might also be referred to as ‘corrugating'.