A representative of the plant shall arrange to promptly visit the farm of each producer whose milk tests positive for drug residue, exceeds the maximum somatic cell count level, or does not meet the requirements for acceptable milk. The purpose of the visit shall be to inspect the milking equipment and facilities and to offer assistance to improve the quality of the producer's milk and eliminate any potential causes of drug residues. A representative of the plant should routinely visit each producer as often as necessary to assist and encourage the production of high quality milk.