At approximately 20:00 central time, a Taylorcraft F-19 struck a tree while in cruise flight nine miles west of Backus. The pilot suffered minor injuries. The flight originated in Park Rapids, Minn., about 20 minutes earlier and was en route to Pine River. The weather was reported as 400 feet overcast with three miles visibility, mist, temperature 43, dew point 42. The pilot was not instrument-rated.