Koger New member Messages 1 Apr 20, 2020 #1 How do you get a John Deere 1900 air cart calibrated to come out with the exact right amount of fertilizer and seed? I can never seem to get it just right.
How do you get a John Deere 1900 air cart calibrated to come out with the exact right amount of fertilizer and seed? I can never seem to get it just right.