South Western Ontario , Canada | yes have an a-b curve set up, implement is a plow 15" with 6 furrows, is 90" or 6 ft 6" wide, want a mark in 56 ft from ditch to draw a scratch mark so can drop and raise plow when going in and out. then at headland time want a centre mark of 28 ft from ditch, if cannot be shifted, should i set width at 6. 6 feet and count the curves out from the ditch for the 28 and 56 ft marks |