Around 600 bales of straw have been destroyed in Hough-on-the-Hill by arsonists.
Police and fire and rescue were called to a farm in the village just before 5.20pm on Monday. The incident number is 358 of September 15.
Meanwhile, a cement mixer was taken from a garden in Sand Lane, Marston, in the early hours of this morning (Wednesday). Police believe the theft happened at around 6.20am. The incident number is 64 of September 17.
Anyone with information on either of these incidents is asked to call the force control room on 101 quoting the relevant incident number.