In a large saucepan, cook wild rice according to package directions.
Meanwhile, in a skillet, saute green peppers and onion in butter until tender.
Add green beans and salt; heat through.
Stir into wild rice; add bacon.
Transfer to a greased 13-in x 9-in x 2-in baking dish.
Cover and bake at 350° for 30 minutes.
Uncover; bake 5-10 minutes longer or until heated through.