Class A:

23-14-14 Applied at 447 lbs / acre = correct MDOT nutrient rate per acre. 50 lb bag

Class B:

31-00-14 Applies at 267 lbs / acre = correct MDOT nutrient rate per acre. 50 lb bag

Class C:

39-0-0 Applies at 207 lbs / acre = correct MDOT nutrient rate per acre. 50 lb bag