A fall day on a farm In Hillsborough, Fall Harvest Days are happening at the 1,200-acre Norz Hill Farm (120 South Branch Road, Hillsborough | 908.371.2697). The seasonal event, which runs through Nov. 7, offers oodles of autumn activities for visitors to enjoy. For those interested in a farm tour, hay wagons take guests from the farm stand area to the farm where visits with cows, miniature donkeys, horses, alpaca, sheep, chickens, goats, pigs, bunnies and emus are allowed. Then, wagons will take visitors to the pumpkin patch where more than 60 varieties of pumpkins, gourds and winter squash ar…