TABLE 22. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BERMUDAGRASS CULTIVARS IN THE 2019 NATIONAL BERMUDAGRASS TEST AT BLACKSBURG, VA 1/ 2021 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ SPRING PERCENT GROUND COVER QUALITY RATINGS NAME GREENUP SPRING FALL SEEDHEAD APR MAY JUN JUL AUG SEP OCT MEAN MSB-1042 7.3 99.0 99.0 6.3 8.7 6.7 6.3 8.0 8.7 9.0 8.3 8.0 TAHOMA 31 7.3 99.0 99.0 6.3 7.7 7.0 6.0 7.7 9.0 9.0 9.0 7.9 LATITUDE 36 5.7 99.0 99.0 7.7 7.3 6.0 5.7 8.7 9.0 8.7 9.0 7.8 OKC1666 5.0 99.0 99.0 9.0 7.0 7.0 7.3 9.0 8.3 8.0 8.0 7.8 JSC 80V 7.0 99.0 99.0 6.0 8.3 6.3 6.3 8.3 8.0 8.0 8.7 7.7 MSB-1017 5.3 99.0 99.0 9.0 8.3 5.7 7.0 8.0 8.7 8.0 8.0 7.7 OKC1876 6.3 99.0 99.0 8.0 8.3 6.7 6.3 8.3 8.0 8.7 7.7 7.7 TIFTUF 5.7 99.0 99.0 4.3 7.7 6.3 6.0 8.0 8.7 9.0 8.0 7.7 TIFWAY 8.3 99.0 99.0 8.3 7.0 6.7 7.0 8.3 8.7 8.0 8.0 7.7 FB 1628 6.7 99.0 99.0 8.7 8.3 6.7 6.3 8.0 7.3 8.0 8.7 7.6 OKS2015-3 7.0 99.0 99.0 2.0 8.7 6.7 5.7 7.7 8.0 8.0 8.0 7.5 ASTRO 8.0 99.0 99.0 1.0 8.3 6.7 5.3 7.7 8.3 7.0 8.3 7.4 MSB-1050 2.7 99.0 99.0 9.0 8.7 4.7 7.0 8.3 7.7 7.7 8.0 7.4 OKC1406 5.3 99.0 99.0 3.3 7.7 6.7 5.0 7.3 8.3 7.7 8.3 7.3 OKC1873 5.0 99.0 99.0 9.0 7.3 5.3 6.7 7.7 8.3 8.0 7.7 7.3 DLF-460/3048 5.0 99.0 99.0 2.3 9.0 6.0 6.0 7.3 7.0 6.7 8.3 7.2 JSC 2013-10S 7.0 99.0 99.0 5.0 8.3 6.7 6.0 6.7 7.7 6.7 8.3 7.2 JSC 77V 8.0 99.0 99.0 1.7 7.7 6.7 6.0 7.0 7.7 7.7 8.0 7.2 JSC 2013-5S 6.7 92.7 97.7 2.0 9.0 7.0 5.7 7.0 7.0 6.7 7.7 7.1 JSC 2013-8S 5.3 31.7 35.0 2.0 8.7 6.3 5.3 7.0 7.3 7.0 8.0 7.1 MONACO 6.7 99.0 99.0 2.7 9.0 6.3 6.0 6.7 7.0 7.3 7.7 7.1 MSB-1026 4.7 99.0 99.0 9.0 7.3 5.7 7.3 7.7 6.7 8.0 7.3 7.1 MSB-1048 1.7 99.0 99.0 7.7 6.7 4.0 6.7 8.7 8.3 7.0 8.3 7.1 RIVIERA 7.7 99.0 99.0 2.0 8.7 7.0 6.0 6.7 7.7 7.0 7.0 7.1 FB 1630 5.7 96.0 99.0 7.3 7.7 5.7 6.3 8.0 6.3 7.0 8.3 7.0 JSC 2013-12S 7.3 99.0 99.0 2.0 8.0 6.3 6.0 7.0 7.0 7.0 7.3 7.0 JSC 2013-7S 8.0 99.0 99.0 1.7 8.7 6.7 5.3 6.3 6.7 7.0 8.0 7.0 OKS2015-7 8.3 99.0 99.0 1.7 8.7 7.3 5.7 6.7 6.3 7.0 7.0 7.0 SUN QUEEN (PST-R6MM) 5.3 99.0 99.0 2.0 8.3 6.3 5.7 7.3 6.3 7.0 7.0 6.9 OKC1682 5.0 99.0 99.0 8.3 5.3 5.3 6.3 7.7 7.7 7.7 7.7 6.8 OKS2015-1 7.3 99.0 99.0 2.0 6.7 6.7 5.7 7.0 7.0 7.0 7.7 6.8 FB 1902 4.3 99.0 99.0 6.7 7.7 5.0 5.7 7.7 6.7 6.7 7.7 6.7 PST-R6TM 5.3 99.0 99.0 2.0 7.7 5.7 5.7 6.3 7.0 6.7 7.7 6.7 FB 1903 2.0 99.0 99.0 8.3 6.3 4.0 5.3 5.3 5.7 6.3 7.7 5.8 MSB-1075 1.7 99.0 99.0 6.7 6.0 4.3 5.0 4.0 5.3 5.7 6.3 5.2 LSD VALUE 1.7 3.5 1.4 1.6 1.6 1.1 1.0 1.6 1.1 1.1 2.5 0.6 C.V. (%) 18.8 2.5 1.0 21.0 11.4 11.2 9.3 12.2 9.4 9.0 11.0 5.3 1/ TO DETERMINE STATISTICAL DIFFERENCES AMONG ENTRIES, SUBTRACT ONE ENTRY'S MEAN FROM ANOTHER ENTRY'S MEAN. STATISTICAL DIFFERENCES OCCUR WHEN THIS VALUE IS LARGER THAN THE CORRESPONDING LSD VALUE (LSD 0.05). 2/ C.V. (COEFFICIENT OF VARIATION) INDICATES THE PERCENT VARIATION OF THE MEAN IN EACH COLUMN. 2021 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2019 NATIONAL BERMUDAGRASS TEST SOIL SOIL SUN MOWING SOIL SOIL PHOSPHOROUS POTASSIUM NITROGEN OR HEIGHT IRRIGATION LOCATION TEXTURE PH (LBS/ACRE) (LBS/ACRE) (LBS/1000 SQ FT) SHADE (IN) PRACTICED VA1 SILT LOAM AND SILT 6.1-6.5 61-150 151-240 3.1-4.0 FULL SUN 1.1-1.5 TO PREVENT DORMANCY