Published April 05, 2010, 09:22 AM
BioBaler tractor could pick up brush, provide renewable energy
FLOODWOOD, Minn. — Steve Traeger drives the 200-horsepower, all-wheel-drive tractor into a wall of willow and alder. Brush and small trees bend and snap, and the BioBaler towed behind the tractor chews it up and packs it tightly into half-ton bales as if it were hay.By: John Myers, Duluth (Minn.) News Tribune
