GCSAA.org -- The Golf Course Superintendents Association of America
Science, Agriculture, Horticulture, Turfgrass - Golf Course Superintendents Association of America. Golf course management information, member areas, and a research section which covers requests for grant proposals, scientific database, and research reports on turfgrass cultivars, growing in putting greens, wildlife research, and physiology of bermudagrass, bentgrass, and ryegrass.
https://www.gcsaa.org/