Nitrogen is the focus of several forage seminars that will be held during the 2005 World Dairy Expo, Oct. 4-8 at Alliant Energy Center in Madison, WI.

The seminars, in the World’s Forage Analysis Superbowl display area within the Arena Building, are sched-uled as follows:

Oct. 5, 10:30 a.m. – “Are We Feeding Our Cows Too Much Protein?” Glen Broderick, U.S. Dairy Forage Re-search Center, Madison. Oct. 5, 1:30 p.m. – “Ammonia Emissions from Dairy Animals,” Mark Powell, U.S. Dairy Forage Research Center. Oct. 6, 10:30 a.m. – “Getting More from Forage Nitrogen: Redesigning Alfalfa to Save Protein During Ensil-ing,” Ronald Hatfield and Richard Muck, U.S. Dairy Forage Research Center. Oct. 6, 1:30 p.m. – “Herding Cats: Managing Nitrogen Sources for Forage Production,” Michael Russelle, USDA-ARS, St. Paul, MN. Oct. 7, 10:30 a.m. – “Nitrogen Analysis of Forages: Net Carbohydrate and Protein Model,” Larry Chase, Cor-nell University, Ithaca, NY. Oct. 7, 1:30 p.m. – “Alternate Forages to Replace Winter-Killed Alfalfa,” Paul Peterson, University of Minne-sota, St. Paul, MN. Oct. 8, 10:30 a.m. – “Real Life: Nitrogen Use at the U.S. Dairy Forage Research Center Farm,” Rick Walgen-bach, U.S. Dairy Forage Research Center. Oct. 8, 1:30 p.m. – “Make Milk or Manure: Using Carbohydrates to Reduce Nitrogen Excretion,” Mary Beth Hall, U.S. Dairy Forage Research Center.

For more information about the Expo, call 608-224-6455 or visit