• International Grassland Congress: (1920) This organization started by European scientists and dealt primarily with northern and central European countries for many years but now has expanded to include other land areas. This group encourages the interaction of scientists and technicians to address the improvement, management, use and better production of grasslands.
  • International Rangeland Congress: Begun in the United States in the 1970's, this organization promotes better understanding and appreciation of rangeland ecosystems.
  • Society of Range Management: This United States based group promotes teaching and research in the area of range management.
  • American Forage and Grassland Council: This organization seeks to be the voice of forage-based agriculture. It promotes research and education in the area of forage and grassland.
  • American Society of Agronomy: This organization promotes research, teaching and extension activities in the area of forages.
  • American Society of Animal Science: This group promotes the teaching, research and extension activities in the area of animal science.