Jeff Miller of Miller Research evaluating potatoes. The company will host a pest management field day from 8 a.m. to noon Aug 20. (Miller Research/Contributed)A potato pest management field day is slated from 8 a.m. to noon Aug 20 at Miller Research, 422 E. 200 N., Rupert, Idaho. Presentations will focus on chemical management of diseases and will highlight work funded by the Pacific Northwest Potato Research Consortium, according to the Miller Research website. Four consortium-funded projects will be highlighted, said Jeff Miller, Miller Research president and principal field investigator.