37-490.Closed season.No person shall hunt any upland game birds and mallard ducks upon such breeding and controlled shooting area except between September 1 and April 1 of each year.SourceLaws 1957, c. 152, § 7, p. 494; Laws 1967, c. 224, § 1, p. 599; Laws 1987, LB 206, § 3; R.S.1943, (1993), § 37-907; Laws 1998, LB 922, § 200.