End of row detection and compacting sequence for a cotton harvesting machine

An automatic end of row detection and compacting sequence for a cotton harvesting machine which is initiated responsive to the machine ceasing harvesting at the end of a crop row, as represented by a condition such as raising a picker drum of the machine from a harvesting position to a non-harvesting position. Steps of the sequence can include ceasing operation of augers of compactor apparatus located in the cotton receiver are turned off, and moving the compactor apparatus downwardly within a cotton receiver of the machine and against cotton accumulated in the lower region of the receiver, one or more times, for further and better compacting the cotton. Then, when the machine is aligned with a new swath or row and a condition such as the picker unit being lowered to the harvesting position, normal operation of the compactor apparatus can be resumed.