Nordlund, Kenneth V.2014-06-172014-06-17https://hdl.handle.net/1813/36501This information was presented at the 2011 Calf Symposium organized by the PRO-DAIRY program in the College of Agriculture and Life Sciences at Cornell University. This innovative conference is designed to provide progressive dairy producers and agriservice personnel the opportunity to increase their knowledge of dairy calf group housing systems and feeding technologies. Softcover copies of the entire conference proceedings may be purchased at http://www.ansci.cornell.edu/dm/proceedings_orders.html or by calling (607)255-4285.en-UScattlepositive-pressuretubeventilationnatural ventilationcalf barnsconference papers and proceedings