Combine Clinic: Adjusting Conventional and Rotary Combines for Efficiency and Grain Quality. With grain harvest approaching, Cornell Cooperative Extension Albany County, in coordination with United Ag & Turf, is holding a Combine Clinic. Pre-registration is required by 5:00 PM, July 8 at https://tinyurl.com/. Event starts from 1 p.m. to 3:30 p.m. at United Ag & Turf, 2173 NY-203, Chatham, 12037