Show fresh air Is cheapest t thing in stock ration the cheapest thing in the ration for fol nil all live stock Is fresh air it contributes to the income from milk and meat as surely os as does liberal feeding of 0 a complete ration tint but tills this mean filean fresh air should come into the barn through cracks or open doors it should come in by means of a well de signed ventilating system which nt at the same time removes tle the 1 state stale moisture liden laden air A da dairy I 1 ry cow breathes out ten pounds of 0 water in 24 hours A good ventilating system requires good will wall construction to hold heat in there must be stop page of all openings where passage of air Is not wanted find and insulation to prevent escape of heat beat neglect insulation ond and your ventilation system will be faulty your feed hills bills will be higher jour profit will be lower |