TABLE 20. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BERMUDAGRASS CULTIVARS IN THE 2002 NATIONAL BERMUDAGRASS TEST AT BLACKSBURG, VA 1/ 2006 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT GENETIC SPRING DENSITY COVER SEEDHEAD SPRING DEAD SPOT RATINGS QUALITY RATINGS NAME COLOR GREENUP SUMMER SUMMER RATINGS APRIL MAY JUNE APR MAY JUN JUL AUG SEP MEAN YUKON 7.0 9.0 9.0 99.0 5.0 8.3 8.7 9.0 5.7 7.3 8.3 8.7 9.0 8.7 7.9 OKC 70-18 6.7 8.7 9.0 99.0 4.0 7.3 8.3 8.3 5.3 7.7 8.0 8.3 9.0 7.3 7.6 MIDLAWN 6.7 7.7 8.3 99.0 2.0 8.3 8.3 9.0 5.7 6.7 6.7 8.0 8.0 8.3 7.2 CIS-CD6 6.3 8.0 8.3 99.0 8.7 7.7 7.3 7.7 4.0 6.0 7.0 8.0 8.3 8.0 6.9 PATRIOT 6.7 8.7 8.7 97.7 2.0 7.7 8.0 7.7 4.0 7.0 6.7 8.0 7.7 7.7 6.8 RIVIERA 7.0 7.0 8.7 99.0 7.3 6.7 7.3 7.7 4.0 6.3 6.3 8.7 8.7 7.0 6.8 TIFWAY 7.3 4.7 8.7 97.7 2.0 7.3 8.0 7.7 3.3 6.3 6.7 8.0 8.3 8.0 6.8 PREMIER (OR 2002) 7.0 6.7 9.0 99.0 2.0 6.7 6.3 6.7 4.0 5.0 5.3 8.3 8.7 8.3 6.6 TIFSPORT 7.0 5.0 9.0 96.3 3.0 8.0 8.0 7.7 3.0 6.3 6.7 7.3 8.3 7.7 6.6 CIS-CD7 7.3 8.0 8.0 99.0 7.7 7.3 7.7 8.0 4.0 5.3 5.3 8.3 8.3 7.7 6.5 SWI-1012 8.0 7.3 8.3 96.0 8.3 6.7 6.3 6.0 3.7 6.0 5.0 7.7 8.0 8.0 6.4 SWI-1014 7.0 8.3 7.3 96.3 6.3 7.0 6.7 7.0 3.7 6.3 5.7 7.7 7.0 7.3 6.3 CONTESSA (SWI-1045) 6.7 7.0 8.7 97.7 6.0 6.3 6.7 6.7 3.3 5.0 5.0 7.7 8.3 7.7 6.2 SWI-1003 7.7 4.7 8.7 96.0 7.3 7.0 6.3 6.7 2.7 4.3 5.3 8.0 8.3 8.3 6.2 SWI-1046 7.7 6.0 8.7 96.0 3.7 6.3 6.3 6.7 4.0 4.7 4.7 7.3 8.7 7.3 6.1 GN-1 7.7 3.3 9.0 99.0 2.7 6.7 5.3 7.3 3.0 4.0 5.0 8.7 8.3 7.0 6.0 VERACRUZ (SWI-1041) 6.3 4.0 8.3 97.7 7.0 6.3 6.0 6.3 2.7 3.7 4.3 8.3 8.7 8.3 6.0 ASHMORE 6.0 9.0 8.3 99.0 2.0 8.0 8.0 8.3 5.7 7.3 7.0 6.3 5.0 4.0 5.9 AUSSIE GREEN 7.7 4.0 9.0 97.7 3.3 7.0 5.7 6.0 3.0 4.0 4.3 8.0 8.7 7.3 5.9 SWI-1044 7.3 4.7 8.7 96.3 7.3 6.0 5.3 6.3 3.0 4.3 4.3 7.7 8.7 7.7 5.9 TIFT NO. 4 7.0 2.7 9.0 97.7 2.3 7.3 7.3 7.7 2.7 4.3 5.7 7.3 7.3 8.0 5.9 NUMEX SAHARA 7.0 4.3 8.0 96.0 5.7 7.0 7.0 7.3 3.3 4.3 4.7 7.0 8.0 7.7 5.8 SWI-1001 6.7 3.3 8.0 97.7 8.0 6.0 5.3 6.7 2.7 3.3 4.7 8.3 8.0 7.0 5.7 SR 9554 6.3 5.3 8.0 96.0 6.7 6.7 6.7 7.0 3.3 4.7 5.3 6.0 7.7 6.3 5.6 ARIZONA COMMON 6.3 5.0 6.3 97.7 7.7 8.3 7.7 7.3 3.0 5.3 4.7 6.0 6.7 6.7 5.4 CELEBRATION 7.0 2.0 8.3 94.7 6.7 6.0 5.3 5.3 2.0 3.3 4.0 7.0 8.3 8.0 5.4 CIS-CD5 7.0 5.7 7.3 96.3 7.3 7.3 6.7 6.3 3.3 3.7 4.7 7.0 7.7 6.0 5.4 LAPALOMA (SRX 9500) 6.7 3.3 7.0 97.7 8.7 7.0 7.3 5.7 3.0 3.7 4.0 6.7 7.3 7.0 5.3 PRINCESS 77 7.0 3.7 8.3 99.0 8.0 4.7 6.3 7.0 2.7 3.3 3.7 7.7 8.0 6.7 5.3 SUNDEVIL II 7.0 4.3 7.3 99.0 7.0 5.3 5.7 6.0 3.0 3.0 4.0 7.0 7.7 7.3 5.3 TIFT NO. 3 7.3 3.0 9.0 90.0 6.7 6.0 5.0 6.3 2.7 3.3 4.0 7.3 8.0 6.7 5.3 MS-CHOICE 7.0 4.7 7.7 94.7 4.7 7.3 7.7 7.3 3.3 3.7 3.7 6.7 7.3 6.3 5.2 FMC-6 6.7 2.0 6.7 96.0 9.0 5.0 5.3 5.3 2.0 3.0 3.3 7.0 7.7 7.3 5.1 PANAMA 6.0 3.0 6.7 99.0 8.7 6.3 7.0 7.0 2.7 3.3 4.0 7.3 7.0 6.3 5.1 SUNBIRD (PST-R68A) 7.7 2.7 6.7 91.3 8.7 6.7 5.3 5.0 3.0 3.7 4.0 6.0 7.3 6.3 5.1 TIFT NO. 2 5.0 5.7 6.0 81.3 5.0 4.7 5.3 5.3 3.0 5.0 4.3 6.7 6.0 5.7 5.1 MOHAWK 6.3 2.3 6.3 96.3 8.7 6.3 5.0 4.3 2.3 3.0 3.3 6.3 7.0 6.7 4.8 SOUTHERN STAR 7.0 3.0 7.0 91.3 8.7 4.0 5.3 6.0 2.3 3.0 3.7 5.3 7.0 6.7 4.7 TRANSCONTINENTAL 6.3 2.3 6.3 88.0 9.0 4.3 4.0 4.3 2.7 2.7 3.3 5.3 5.7 6.0 4.3 SUNSTAR 4.7 5.0 5.0 63.7 5.7 5.3 5.3 5.0 2.7 2.7 3.3 4.0 5.0 5.0 3.8 B-14 5.3 2.7 4.7 65.0 6.3 4.7 3.3 4.0 2.3 2.3 3.0 4.0 4.7 5.0 3.6 TIFT NO. 1 5.3 2.0 6.0 46.7 5.3 4.7 5.7 3.7 2.0 2.3 2.3 5.0 5.0 4.7 3.6 LSD VALUE 4.4 2.9 2.8 39.6 3.2 3.4 4.4 3.2 1.2 1.7 2.2 3.1 2.7 3.9 1.8 C.V. (%) 18.5 35.2 17.8 16.3 32.2 22.9 26.9 23.4 22.1 23.7 25.8 20.3 17.6 21.6 17.5 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. 2006 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2002 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 SANDY LOAM 4.6-5.5 0-60 0-150 3.1-4.0 FULL SUN 0.6-1.0 TO PREVENT DORMANCY