TABLE 16. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BERMUDAGRASS CULTIVARS IN THE 2007 NATIONAL BERMUDAGRASS TEST AT BLACKSBURG, VA 1/ 2008 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT PERCENT GENETIC COVER COVER SPRING QUALITY RATINGS NAME COLOR SPRING SUMMER GREENUP JUN JUL AUG OCT MEAN PREMIER 8.0 58.3 81.7 71.7 4.7 6.0 6.0 9.0 6.4 TIFWAY 8.0 26.7 48.3 86.7 5.0 6.0 6.0 8.7 6.4 OKC 1119 7.7 28.3 61.7 76.7 4.7 6.0 6.0 8.3 6.3 OKC 1134 7.3 48.3 78.3 85.0 4.7 6.0 6.0 8.3 6.3 MIDLAWN 7.7 56.7 83.3 81.7 5.0 5.7 5.7 8.3 6.2 PATRIOT 8.0 36.7 73.3 66.7 4.0 5.7 6.0 8.7 6.1 YUKON 7.3 63.3 83.3 83.3 4.7 5.7 5.7 8.0 6.0 SWI-1113 7.3 81.7 96.3 76.7 4.7 5.7 5.7 7.7 5.9 BAR 7CD5 7.7 56.7 80.0 86.7 4.3 5.3 5.3 8.0 5.8 PSG 9Y2OK 7.0 86.7 96.0 86.7 4.3 5.3 5.7 7.7 5.8 RAD-CD1 7.0 70.0 96.0 73.3 4.7 5.0 5.3 7.7 5.7 SWI-1070 7.0 73.3 83.3 61.7 3.7 5.3 6.0 7.7 5.7 SWI-1081 7.0 65.0 81.7 53.3 4.3 5.0 5.3 8.0 5.7 RIVIERA 6.7 82.7 96.3 88.3 3.7 5.7 5.3 7.3 5.5 OKS 2004-2 6.7 65.0 94.7 83.3 3.3 5.0 6.0 7.3 5.4 VERACRUZ 6.7 66.7 75.0 35.0 3.7 5.0 6.0 7.0 5.4 IS-01-201 7.0 60.0 60.0 36.0 3.3 4.7 5.7 7.3 5.3 HOLLYWOOD (J-720) 7.0 71.7 86.3 61.7 4.0 5.0 5.3 7.0 5.3 PRINCESS 77 7.0 68.3 70.0 40.0 3.7 5.0 5.3 7.0 5.3 PSG 9BAN 7.7 78.3 96.0 60.0 3.3 5.0 5.7 7.3 5.3 PSG PROK 7.7 78.3 99.0 66.7 3.3 5.0 5.3 7.3 5.3 PST-R6FLT 6.7 76.7 90.0 70.0 3.7 5.7 5.0 7.0 5.3 SWI-1057 7.0 66.7 78.3 43.3 4.0 4.7 5.7 7.0 5.3 SWI-1083 7.3 75.0 91.0 66.7 4.3 4.7 5.0 7.3 5.3 SWI-1117 7.3 65.0 76.7 73.3 3.7 4.7 5.3 7.3 5.3 SWI-1122 7.0 80.0 88.0 76.7 3.7 5.0 5.3 7.0 5.3 PYRAMID 2 (IS-CD10)7.3 54.3 91.3 55.0 3.0 5.0 5.3 7.0 5.1 PSG 91215 7.7 66.7 78.0 38.3 3.7 4.7 4.7 7.3 5.1 PSG 94524 7.7 63.3 63.3 32.7 3.0 4.7 4.3 7.7 4.9 NUMEX-SAHARA 7.3 68.3 56.7 16.7 2.3 4.3 4.7 7.7 4.8 SUNSPORT 7.0 68.3 93.3 36.7 3.3 4.0 5.0 7.0 4.8 LSD VALUE 1.0 21.3 28.1 23.5 1.2 0.9 1.1 0.8 0.5 C.V. (%) 6.5 19.5 17.8 23.0 16.5 9.8 9.8 6.2 5.7 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 VA1 SILTY CLAY AND CLAY 4.6-5.5 0-60 151-240 2.1-3.0 FULL SUN 0.6-1.0 ONLY DURING SEVERE STRESS