If you honed the liners and left a distinguished crosshatch pattern. Made sure your ring gaps were in specs for each cylinder, and your piston clearance was also still in spec, then I am sure the new rings are just not "seated" yet.
That is they have not had a chance to polish themselves and the inside of the liner. It sometimes takes plowing or some form of work the tractor was designed for. An afternoon or two of plowing should seat them.
I would first check to be sure the material inside the breather is clean. Remove it & clean in kerosene or mineral spirits, and blow dry, it also may need replacing.
Excessive blow by is a bit normal for new rings but if still excessive after working the tractor then I would check the ring gaps in the liner, side ring clearance, ring in the piston groove, and piston to liner bore clearances and go from there.
It is also possible the rings were not "clocked" correctly on the piston.
( ring gaps staggered or Clocked at 12, 3, 6, 9 oclock etc.)
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