TABLE 23. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 2003 NATIONAL BENTGRASS (GREENS) TEST AT BLACKSBURG, VA 1/ 2005 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ QUALITY RATINGS NAME FEB MAR MAY JUN JUL AUG SEP OCT NOV MEAN 13-M 6.3 7.0 6.0 6.0 4.7 6.0 6.7 7.7 7.3 6.4 CY-2 6.7 7.0 6.7 5.3 5.0 6.0 6.3 6.7 6.7 6.3 DECLARATION 6.0 7.0 5.7 5.3 6.0 6.3 5.7 7.3 7.0 6.3 LS-44 6.3 7.0 5.0 6.0 6.7 6.3 5.3 6.7 7.0 6.3 MEMORIAL (A03-EDI) 6.7 6.7 6.3 5.7 5.3 5.3 6.7 7.3 7.0 6.3 MACKENZIE (SRX 1GPD) 6.0 7.0 7.0 6.0 6.0 5.0 5.7 6.7 6.3 6.2 KINGPIN (9200) 6.7 6.7 6.0 5.3 5.3 5.3 6.0 6.7 7.3 6.1 AUTHORITY (235050) 6.0 6.0 6.7 6.3 5.7 5.7 6.3 6.3 5.3 6.0 007 (DSB) 6.3 6.3 5.7 5.3 6.0 5.7 5.7 6.0 5.7 5.9 PENN A-1 5.7 5.7 6.0 5.3 5.3 5.7 5.3 6.0 6.0 5.7 TYEE (SRX 1GD) 6.0 7.0 5.3 5.3 6.7 4.3 4.3 6.3 6.3 5.7 IS-AP 9 5.3 6.3 5.0 5.0 5.0 4.7 5.0 7.0 6.7 5.6 VILLA (IS-AC 1) 6.7 6.7 5.3 4.0 5.0 6.0 4.3 7.0 5.7 5.6 ALPHA 5.7 6.3 5.3 5.3 5.7 4.0 5.0 5.7 6.7 5.5 BENCHMARK DSR 5.7 5.0 4.3 4.7 5.3 4.3 6.0 6.7 7.3 5.5 VENUS (EFD) 6.7 7.0 5.3 4.7 4.3 5.0 4.0 6.3 6.0 5.5 PENNCROSS 6.0 6.7 4.3 4.7 4.3 4.7 4.7 7.0 7.0 5.5 T-1 6.7 6.3 5.0 5.0 4.3 4.7 4.7 6.3 6.7 5.5 INDEPENDENCE 6.0 6.3 5.0 5.0 6.3 3.7 4.3 6.3 6.0 5.4 LEGENDARY 6.3 6.3 5.7 4.7 5.0 5.3 4.0 6.0 5.3 5.4 PENNLINKS II 6.0 5.7 4.0 4.3 4.0 5.0 6.0 6.7 7.3 5.4 SR 7200 6.3 6.7 4.7 4.3 4.0 6.0 4.3 6.3 6.3 5.4 GREENWICH 6.3 7.0 5.3 4.0 4.3 4.3 4.0 6.7 5.3 5.3 SHARK (23R) 6.3 6.7 6.7 4.7 5.3 4.3 4.3 4.3 5.0 5.3 BENGAL 6.0 6.3 4.7 6.0 4.7 4.3 4.0 4.7 6.0 5.2 VESPER 6.7 6.7 5.0 4.3 5.0 4.0 4.0 5.3 5.0 5.1 LSD VALUE 1.0 1.1 2.0 3.6 2.7 1.4 1.5 1.5 1.2 0.6 C.V. (%) 7.7 8.4 17.2 22.2 20.8 15.1 17.1 12.4 10.7 6.3 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. TABLE 23. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE (CONT'D) 2003 NATIONAL BENTGRASS (GREENS) TEST AT BLACKSBURG, VA 1/ 2005 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ FALL DOLLAR DOLLAR DOLLAR DOLLAR DOLLAR BROWN BROWN GENETIC SPRING COLOR SPOT SPOT SPOT SPOT SPOT PATCH PATCH NAME COLOR GREENUP NOVEMBER JUNE AUGUST SEPTEMBER OCTOBER NOVEMBER JUNE JULY 13-M 7.0 5.3 6.0 9.0 8.3 8.3 8.3 7.7 7.0 6.7 CY-2 7.0 5.7 5.3 8.3 7.3 7.0 7.7 7.3 5.7 4.7 DECLARATION 7.0 4.7 5.7 8.3 7.7 7.7 7.3 7.7 8.3 6.7 LS-44 7.0 6.7 6.0 7.3 6.3 5.7 7.3 7.0 8.0 7.3 MEMORIAL (A03-EDI) 7.0 6.0 6.3 8.7 8.0 8.0 7.3 7.7 6.3 6.7 MACKENZIE (SRX 1GPD) 7.0 6.0 5.0 9.0 7.0 6.3 7.0 6.7 8.0 8.3 KINGPIN (9200) 7.0 6.3 6.3 8.7 7.3 7.7 7.3 7.7 5.3 6.0 AUTHORITY (235050) 7.0 5.7 4.3 8.7 7.7 6.3 6.3 6.3 8.0 6.0 007 (DSB) 7.0 6.7 5.0 8.3 7.3 7.0 5.0 6.3 8.0 7.7 PENN A-1 7.0 7.3 6.7 8.3 6.7 6.0 7.3 6.7 7.0 6.3 TYEE (SRX 1GD) 7.0 6.0 5.0 6.7 5.0 4.3 7.0 6.3 6.3 8.3 IS-AP 9 7.0 8.0 6.3 6.7 6.7 6.0 7.3 7.0 6.0 5.0 VILLA (IS-AC 1) 4.3 8.0 4.3 9.0 7.7 8.0 8.7 8.0 7.7 8.7 ALPHA 7.0 7.3 6.7 7.7 5.0 5.3 5.7 7.0 7.3 7.7 BENCHMARK DSR 7.0 6.7 7.0 7.0 6.7 7.3 8.3 7.7 6.7 7.3 VENUS (EFD) 4.0 8.0 4.3 8.7 8.7 7.3 8.7 6.3 8.3 7.7 PENNCROSS 7.0 7.3 6.0 7.3 6.3 5.0 8.3 7.7 5.0 6.3 T-1 7.0 6.7 6.7 8.0 5.7 5.0 7.0 7.3 6.7 8.0 INDEPENDENCE 7.0 6.7 5.7 5.7 3.7 4.7 6.3 6.7 6.0 6.7 LEGENDARY 4.0 7.7 5.0 7.7 8.0 8.0 8.3 7.0 9.0 9.0 PENNLINKS II 7.0 7.0 5.3 8.3 7.7 7.0 6.7 7.7 5.0 5.7 SR 7200 4.0 7.3 5.0 8.3 8.0 8.3 7.7 7.3 7.7 8.7 GREENWICH 4.0 8.7 4.3 7.7 7.3 6.3 7.3 7.0 9.0 8.0 SHARK (23R) 7.0 6.7 4.7 8.0 5.7 4.3 4.0 5.0 7.0 5.7 BENGAL 7.0 6.7 5.7 7.0 5.0 3.0 4.3 6.3 8.0 7.7 VESPER 4.0 9.0 4.3 7.0 7.3 6.0 5.7 5.7 9.0 7.3 LSD VALUE 0.2 1.1 1.3 1.5 1.3 2.2 2.0 3.1 2.8 4.9 C.V. (%) 1.8 10.2 13.7 10.4 11.8 19.9 16.6 15.8 19.4 25.0 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. 2005 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2003 NATIONAL BENTGRASS (GREEN) 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 LOAMY SAND 5.6-6.0 0-60 0-150 3.1-4.0 FULL SUN 0.0-0.5 TO PREVENT STRESS