TABLE 12. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BERMUDAGRASS CULTIVARS IN THE 2007 NATIONAL BERMUDAGRASS TEST AT STILLWATER, OK 1/ 2008 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT GENETIC SPRING LEAF DENSITY COVER COVER QUALITY RATINGS NAME COLOR GREENUP TEXTURE FALL SPRING SUMMER APR MAY JUN JUL AUG MEAN OKC 1119 7.0 6.7 8.0 7.0 96.7 99.0 5.0 6.0 6.7 8.0 7.3 6.6 OKC 1134 7.0 5.7 8.0 7.7 94.0 98.3 5.0 6.3 6.3 7.3 7.3 6.5 TIFWAY 8.7 5.0 7.7 6.7 92.3 98.7 4.7 5.7 6.7 7.3 7.3 6.3 OKS 2004-2 8.0 6.0 6.0 5.7 94.0 97.3 5.0 6.0 5.7 6.0 7.0 5.9 PATRIOT 8.7 4.3 6.0 4.7 96.3 98.0 5.0 6.7 5.7 6.3 6.0 5.9 RIVIERA 7.0 6.0 7.0 6.0 92.3 97.3 5.3 5.3 5.0 6.7 7.0 5.9 PREMIER 8.3 4.3 8.0 7.7 86.7 97.0 3.7 5.3 5.3 7.3 6.7 5.7 SWI-1070 7.7 5.0 6.3 6.0 93.3 97.0 4.3 5.7 5.3 6.0 7.0 5.7 PRINCESS 77 8.7 4.0 7.0 6.7 86.0 95.0 3.3 5.0 5.3 7.0 6.7 5.5 PSG 9Y2OK 8.3 4.7 6.0 5.0 86.0 97.0 4.0 5.0 5.7 5.7 7.0 5.5 RAD-CD1 9.0 4.3 6.0 5.7 89.3 97.3 4.0 5.7 5.3 6.0 6.7 5.5 SWI-1122 7.3 4.3 5.7 5.0 89.7 97.0 4.3 5.7 5.7 5.7 6.3 5.5 MIDLAWN 6.7 5.3 5.7 4.3 95.7 97.7 5.0 5.3 5.0 6.0 5.7 5.4 SWI-1113 8.3 3.7 6.3 5.7 85.3 97.0 3.7 5.0 5.3 6.0 7.0 5.4 IS-01-201 8.7 4.3 6.0 5.3 88.3 96.7 3.3 5.0 5.3 6.0 6.7 5.3 PSG 9BAN 8.7 4.3 6.7 6.0 88.7 96.3 3.7 5.3 5.0 5.3 7.0 5.3 PSG PROK 8.7 4.0 5.7 5.0 85.0 97.3 3.7 5.0 5.0 5.7 7.0 5.3 SWI-1083 8.0 4.0 6.3 6.3 88.7 96.3 4.3 5.0 5.0 5.0 7.0 5.3 PYRAMID 2 (IS-CD10)8.3 4.7 6.3 5.3 89.0 97.7 4.0 5.3 5.3 4.7 6.7 5.2 HOLLYWOOD (J-720) 8.0 5.0 7.0 5.7 89.3 97.3 4.0 5.0 5.0 5.3 6.7 5.2 SWI-1057 9.0 3.3 6.3 6.0 76.7 95.7 3.0 4.7 5.3 5.7 7.3 5.2 VERACRUZ 8.3 3.7 6.3 6.7 80.0 94.7 2.7 5.0 5.3 6.0 7.0 5.2 SWI-1081 7.7 4.3 6.3 6.0 90.0 93.7 3.7 5.0 4.7 4.7 7.0 5.0 SWI-1117 8.0 3.7 5.0 4.3 82.3 96.0 3.3 5.0 5.0 5.0 6.3 4.9 BAR 7CD5 8.7 3.7 4.7 4.0 63.3 90.7 3.0 4.7 4.7 4.3 6.3 4.6 PSG 91215 8.0 3.0 5.7 5.0 66.7 95.7 2.3 4.3 5.0 4.7 6.7 4.6 PSG 94524 8.3 3.0 5.3 5.0 71.0 94.7 2.7 5.0 4.7 4.3 6.3 4.6 PST-R6FLT 8.0 3.7 5.7 5.7 72.7 92.3 2.7 4.7 4.0 4.7 6.3 4.5 SUNSPORT 7.7 2.7 5.7 5.0 56.7 95.7 2.3 4.3 4.3 4.7 6.0 4.3 YUKON 8.0 2.3 6.3 5.7 50.0 90.0 1.7 3.7 4.0 5.3 6.3 4.2 NUMEX-SAHARA 7.7 2.3 5.7 4.3 46.7 92.3 1.7 4.3 4.3 4.0 6.3 4.1 LSD VALUE 1.3 0.9 0.7 0.9 13.1 2.2 0.9 0.7 0.9 0.9 0.9 0.4 C.V. (%) 8.4 13.5 7.7 9.9 10.2 1.5 15.4 9.0 10.0 9.9 6.8 4.8 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. TABLE A. 2008 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2007 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