1. The Genetic Improvement of Forage Grasses and Legumes to Enhance Adaptation of Grasslands to Climate Change;Abberton,2008
2. Timing Spring Alfalfa Harvest – the Final Word?;Allen,2016
3. Overview of U.S. Livestock, Poultry and Aquaculture Production in 2010 and Statistics on Major Commodities;APHIS,2010
4. Ecosystem Geography;Bailey,1996
5. Southern Forages: Modern Concepts for Forage Crop Management;Ball,2007