TABLE 15. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BERMUDAGRASS CULTIVARS IN THE 2019 NATIONAL BERMUDAGRASS TEST AT STILLWATER (0.5" MOWING), OK 1/ 2021 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING LEAF QUALITY RATINGS NAME COLOR GREENUP TEXTURE JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV MEAN FB 1628 6.0 1.0 6.3 4.0 4.0 6.7 6.7 8.0 7.3 7.0 6.7 7.7 7.0 3.0 6.2 TIFTUF 6.0 1.3 7.0 4.0 4.0 6.7 6.7 6.3 6.7 7.3 7.0 7.0 7.0 3.3 6.0 LATITUDE 36 6.0 3.0 7.3 4.7 4.7 7.0 7.0 7.0 5.7 7.3 7.3 5.0 6.7 3.0 5.9 MSB-1026 6.3 1.0 7.0 4.0 4.0 6.7 6.7 7.3 7.3 6.0 6.7 6.7 7.3 2.7 5.9 MSB-1042 6.3 2.3 8.0 4.3 4.3 6.0 6.0 7.3 6.3 6.7 7.0 7.0 7.0 3.0 5.9 OKC1876 6.0 1.0 7.0 4.0 4.0 5.3 5.3 7.0 7.0 7.7 6.3 7.0 8.0 3.3 5.9 JSC 77V 6.0 3.3 7.0 4.3 4.3 7.0 7.0 6.3 6.3 6.3 6.3 7.0 6.0 2.7 5.8 OKC1682 6.0 4.0 7.0 4.0 4.0 6.7 6.7 6.7 6.3 7.3 6.7 6.0 6.7 2.7 5.8 TAHOMA 31 6.3 3.0 7.3 3.7 3.7 6.7 6.7 7.0 7.3 7.3 6.3 5.7 6.7 3.0 5.8 TIFWAY 6.3 1.0 6.7 4.0 4.0 5.0 5.0 6.7 6.7 6.7 7.7 8.0 7.7 3.0 5.8 JSC 80V 5.3 2.3 7.0 4.3 4.3 6.7 6.7 6.7 6.3 6.3 6.7 5.3 6.3 2.7 5.7 OKC1873 6.0 1.0 8.0 4.0 4.0 5.0 5.0 7.0 7.0 7.3 6.3 6.7 7.7 3.0 5.7 ASTRO 6.0 2.7 6.7 4.3 4.3 6.7 6.7 6.0 6.0 6.0 6.0 6.3 6.0 3.0 5.6 OKC1406 5.3 1.7 7.0 4.0 4.0 6.3 6.3 6.0 7.0 6.3 5.7 5.7 6.0 2.7 5.5 MSB-1048 6.0 1.0 7.7 4.3 4.3 2.3 2.3 7.0 7.3 6.7 7.3 7.0 7.0 3.0 5.3 OKS2015-7 6.3 3.3 6.0 4.7 4.7 6.0 6.0 6.0 5.3 6.0 6.0 5.7 5.0 3.0 5.3 JSC 2013-12S 6.0 3.3 6.0 4.0 4.0 6.0 6.0 5.7 6.0 6.0 5.7 5.7 5.0 3.0 5.2 JSC 2013-5S 6.0 3.0 6.0 4.0 4.0 6.0 6.0 5.7 5.7 5.7 6.0 5.7 5.7 3.0 5.2 JSC 2013-7S 6.0 3.3 6.0 4.3 4.3 5.7 5.7 6.0 6.0 6.0 5.3 6.0 5.0 2.7 5.2 JSC 2013-8S 6.0 3.0 6.0 4.0 4.0 6.0 6.0 6.0 6.0 6.0 5.3 5.3 5.0 3.0 5.2 MSB-1017 6.3 1.0 8.0 4.0 4.0 4.7 4.7 7.3 6.3 6.7 6.0 4.3 6.3 2.7 5.2 OKS2015-3 6.0 3.0 6.0 4.0 4.0 6.0 6.0 6.0 6.0 6.0 5.7 5.3 5.0 3.0 5.2 RIVIERA 6.0 3.0 6.0 4.3 4.3 6.0 6.0 6.0 5.7 6.0 6.0 5.3 5.0 2.7 5.2 FB 1902 6.0 1.0 6.0 4.0 4.0 4.7 4.7 5.7 6.3 5.7 6.0 6.3 6.0 2.7 5.1 FB 1903 6.3 1.0 6.7 4.3 4.3 3.7 3.7 5.7 5.3 7.0 7.0 5.7 6.3 3.0 5.1 MONACO 6.0 3.0 6.0 4.0 4.0 5.7 5.7 5.7 6.0 6.0 5.7 5.3 5.0 2.7 5.1 OKC1666 6.0 2.3 7.3 3.7 3.7 5.3 5.3 5.7 6.0 6.3 5.0 5.3 6.7 3.0 5.1 FB 1630 5.7 1.0 6.0 5.0 5.0 4.7 4.7 6.0 5.3 5.0 5.7 6.0 6.0 2.0 5.0 JSC 2013-10S 6.0 2.3 6.0 4.0 4.0 5.3 5.3 5.7 6.0 5.7 6.0 4.7 5.0 3.0 5.0 OKS2015-1 6.0 3.0 6.0 4.0 4.0 5.0 5.0 4.7 5.3 5.0 5.7 5.7 5.7 2.7 4.8 DLF-460/3048 6.0 3.0 6.0 4.0 4.0 5.0 5.0 5.0 5.0 5.0 5.3 5.3 5.0 3.0 4.7 MSB-1050 6.7 1.0 7.0 3.7 3.7 2.7 2.7 6.0 6.7 7.3 5.3 6.3 5.0 2.7 4.7 PST-R6TM 6.0 3.0 6.0 4.0 4.0 4.7 4.7 5.0 5.0 5.0 6.0 5.7 5.0 3.0 4.7 SUN QUEEN (PST-R6MM) 6.0 3.0 6.0 4.0 4.0 5.0 5.0 5.0 5.0 5.0 5.7 5.3 5.0 2.7 4.7 MSB-1075 7.0 1.0 7.0 4.0 4.0 2.3 2.3 3.7 4.7 4.7 5.0 7.0 6.3 2.7 4.2 LSD VALUE 0.8 0.8 0.4 1.0 1.0 0.8 0.8 0.7 1.0 0.9 0.9 1.0 0.7 1.8 0.3 C.V. (%) 6.1 25.1 4.1 9.6 9.6 10.2 10.2 7.2 9.7 8.8 8.7 10.6 7.6 16.8 3.9 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. TABLE 15. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BERMUDAGRASS CULTIVARS (CONT'D) IN THE 2019 NATIONAL BERMUDAGRASS TEST AT STILLWATER (0.5" MOWING), OK 1/ 2021 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ SPRING SUMMER FALL PERCENT GROUND COVER COLOR COLOR COLOR NAME DENSITY DENSITY DENSITY SPRING SUMMER FALL SEPTEMBER OCTOBER NOVEMBER SEEDHEAD FB 1628 7.0 7.3 7.0 99.0 99.0 99 7.0 7.3 2.7 7.7 TIFTUF 6.7 7.0 7.3 99.0 99.0 99 6.0 6.7 3.7 9.0 LATITUDE 36 7.0 7.0 6.3 99.0 99.0 99 4.7 6.7 3.0 9.0 MSB-1026 7.0 7.7 6.7 99.0 99.0 99 6.3 7.0 2.0 9.0 MSB-1042 7.0 7.0 7.3 99.0 99.0 99 6.0 6.3 3.0 9.0 OKC1876 7.0 7.3 7.0 99.0 99.0 99 6.7 7.0 3.0 7.3 JSC 77V 7.0 7.0 7.0 99.0 99.0 99 6.3 6.0 2.7 6.3 OKC1682 7.0 7.0 5.7 99.0 99.0 99 6.3 6.3 2.7 9.0 TAHOMA 31 7.0 7.0 6.7 99.0 99.0 99 5.7 6.0 1.3 9.0 TIFWAY 7.3 7.0 7.3 99.0 99.0 99 7.0 7.0 3.7 8.3 JSC 80V 7.0 6.7 6.7 99.0 99.0 99 5.0 6.0 2.3 9.0 OKC1873 6.7 7.3 7.0 99.0 99.0 99 5.3 6.7 3.0 6.0 ASTRO 6.3 6.3 6.7 99.0 99.0 99 5.7 6.0 2.3 8.3 OKC1406 7.0 6.0 5.3 99.0 99.0 99 5.0 5.7 1.3 7.7 MSB-1048 7.0 7.7 7.7 99.0 99.0 99 6.3 6.0 1.3 6.7 OKS2015-7 5.0 6.3 5.0 99.0 99.0 99 6.0 6.0 1.0 5.3 JSC 2013-12S 5.0 6.7 5.3 99.0 99.0 99 5.7 6.0 1.3 6.3 JSC 2013-5S 5.3 6.3 5.3 99.0 99.0 99 6.0 6.7 1.3 6.0 JSC 2013-7S 5.0 6.0 5.0 99.0 99.0 99 5.0 6.7 1.3 4.7 JSC 2013-8S 5.3 6.0 5.7 99.0 99.0 99 5.7 6.0 1.0 6.7 MSB-1017 7.0 7.0 6.7 99.0 99.0 99 4.7 7.0 2.7 9.0 OKS2015-3 5.0 6.3 5.0 99.0 99.0 99 6.0 6.0 1.3 7.0 RIVIERA 5.0 6.0 5.0 99.0 99.0 99 5.3 6.0 1.3 7.3 FB 1902 5.3 6.0 5.3 99.0 99.0 99 7.0 6.3 2.3 6.7 FB 1903 6.0 6.3 6.7 99.0 99.0 99 5.7 6.3 1.7 4.3 MONACO 5.0 6.0 4.7 99.0 99.0 99 5.7 6.0 1.3 7.0 OKC1666 7.0 6.0 5.7 99.0 99.0 99 5.7 6.0 2.0 9.0 FB 1630 6.0 6.0 6.3 99.0 99.0 99 7.0 6.7 1.7 3.7 JSC 2013-10S 5.3 6.7 5.7 99.0 99.0 99 5.7 6.0 1.0 6.0 OKS2015-1 5.0 6.0 5.0 99.0 99.0 99 6.0 6.0 1.0 6.0 DLF-460/3048 4.7 6.0 4.7 99.0 99.0 99 5.7 6.0 1.7 7.0 MSB-1050 7.7 8.0 8.0 99.0 99.0 99 5.3 7.7 2.3 6.7 PST-R6TM 4.0 6.0 5.0 99.0 99.0 99 5.7 5.7 1.0 6.0 SUN QUEEN (PST-R6MM) 4.0 6.0 4.7 99.0 99.0 99 5.7 6.0 1.0 6.3 MSB-1075 7.3 8.0 7.3 75.0 97.7 99 7.3 7.0 3.0 5.3 LSD VALUE 0.5 0.6 0.7 4.9 1.3 0 1.6 0.6 0.8 1.4 C.V. (%) 5.3 5.7 7.9 3.1 0.4 0 13.2 6.0 24.9 12.8 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 OK1 LOAM 7.1-7.5 61-150 241-375 3.1-4.0 FULL SUN 0.0-0.5 TO PREVENT STRESS