building ridges for bordering plots or for planting on their crests (ridges or beds),
controlling weeds emerging from the ridges,
covering manure (fertilizer), herbicides in furrows, rows and on ridges,
producing a coarse surface in ridge systems to improve aeration and water infiltration,
building contour(dams) for erosion control,
digging trenches for irrigation and drainage.
The details for 3Z-260 tractor drawn ridger