Rob Borman, Wesleyan’s grounds manager, watched as Wesleyan and Emerson’s soccer teams went through warmups on a beautiful late summer day. It was warm and the sun shined as the players went through passing drills and stretched on the perfect turf. Emerson’s players shouted through their drills. Wesleyan’s goalies bounded from side to side as they practiced knocking away shots on goal. Borman, though, wasn’t looking at the players. He was checking out his brand-new field, installed in May. “That is 100 percent Kentucky bluegrass,” he said. “The ball should roll awesome.” For the first time in two years, Jackson…