To avoid excessive mechanical damage to kernels, make sure the combine is properly adjusted according to the operator's manual. Set the clearance and speed of the cylinder and make slight adjustments as grain moisture and field conditions change. Grind off all sharp edges in the feeder housing, rotary and handling systems. Replace excessively worn augers. Rotary combines are generally recommended.
Some field drying is good, in that it lowers drying costs.
High-oil corn may be artificially dried at low temperatures. Temperature must be kept below 110 F during the drying process to minimize undesirable quality losses. Many producers prefer to transfer corn to separate storage facilities after drying. Corn Handling and Cleaning. Keep high-oil corn separated at harvest and in storage.