The National Turfgrass Evaluation Program (NTEP) conducts trials throughout the United States on turfgrass adaptation. This trial was established in September 2011 as part of the NTEP program. It contains 82 Kentucky bluegrass cultivars.
Christians, Nick; Thoms, Adam; and Mertz, Isaac
"NTEP Kentucky Bluegrass Study,"
Farm Progress Reports: Vol. 2016
, Article 41.
Available at: https://lib.dr.iastate.edu/farmprogressreports/vol2016/iss1/41