For the past year, ag equipment insiders say they’ve known that Bush Hog has been looking for a buyer for its wide range of shortline products. The company, based in Selma, Ala., manufactures and markets ag-related machinery ranging from loaders and backhoes, rotary cutters and mowers, turf and landscape tools, and utility vehicles. When the company sent workers at its Selma and Telford, Tenn., plants home for a two-week furlough following its holiday shutdown, it…