Friends of Rock Prairie will discuss the proposed Rock Prairie Dairy with the Rock County Board of Health at the board’s meeting this Wednesday evening, April 6, at 6 p.m. at 3328 N. US Highway 51 in Janesville. The citizens will follow this up with another discussion of the factory farm with members of the Rock County Land Conservation Committee at 7:15 p.m. at the USDA Service Center, 440 N. US Highway 14, Janesville.