1. Introduction: current market and expected development;Barletta,2011
2. Nutrient Requirements of Poultry;Board on Agriculture,1994
3. Greenhouse Gas Emissions from Swedish Production of Milk and Eggs 1990 and 2005;Cederberg,2009
4. LCA of soybean meals;Dalgaard;JLCA,2008
5. Inventory of Key Feedstock;Dalgaard,2011