TABLE 19. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1998 NATIONAL BENTGRASS (GREENS) TEST AT BLACKSBURG, VA 1/ 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ DOLLAR DOLLAR GENETIC SPRING DENSITY DENSITY WINTER SPOT SPOT QUALITY RATINGS NAME COLOR GREENUP SUMMER FALL COLOR MARCH MAY MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN PENN A-1 6.7 7.0 6.0 7.0 3.0 6.7 6.7 5.3 5.7 5.7 6.0 6.0 6.3 7.0 6.7 6.7 6.7 6.2 SRX 1NJH 7.3 7.3 6.3 6.7 3.0 8.0 6.3 5.3 5.7 5.7 5.7 5.0 6.7 7.0 7.0 7.0 6.7 6.2 SYN 96-3 5.3 7.0 7.0 7.3 2.0 7.3 5.7 5.3 5.0 5.7 6.7 6.0 7.0 6.3 6.7 6.7 7.0 6.2 PENN G-1 7.0 7.0 5.7 7.0 3.0 6.0 6.3 4.7 4.7 6.0 6.0 5.3 6.7 6.0 7.0 7.0 8.0 6.1 PICK CB 13-94 6.0 7.0 6.0 7.0 3.0 6.7 6.0 5.3 5.0 5.3 6.3 5.3 6.3 6.7 6.7 7.0 7.0 6.1 IMPERIAL 6.0 6.3 6.7 7.0 2.3 7.0 6.7 3.7 4.3 5.7 6.3 5.7 7.0 6.7 7.0 7.0 6.7 6.0 PENN A-2 7.3 7.0 6.3 7.3 2.3 8.0 5.7 5.0 5.7 5.3 6.3 4.7 6.0 6.3 6.7 6.7 7.7 6.0 PST-A2E 7.0 7.0 6.3 6.7 3.0 7.0 5.0 5.3 5.3 5.3 7.0 5.3 5.7 5.7 6.3 7.0 7.3 6.0 PENN G-6 7.0 6.7 6.0 7.0 2.7 6.7 5.3 4.3 4.0 5.3 6.0 6.0 6.3 6.0 7.0 6.7 6.7 5.8 L-93 6.7 7.3 5.0 6.3 3.7 8.0 6.7 5.0 5.7 5.7 4.7 4.7 6.0 6.7 6.3 6.3 6.3 5.7 SYN 96-1 4.3 7.0 7.0 7.3 2.3 6.3 5.0 4.3 4.7 4.7 6.3 5.3 6.7 6.3 6.0 6.3 6.3 5.7 BACKSPIN 5.7 7.0 5.7 6.7 2.7 5.7 5.3 4.3 4.7 5.0 5.3 5.3 5.3 6.3 6.0 6.7 6.7 5.6 ISI AP-5 6.7 6.7 5.7 7.0 3.3 7.3 7.0 4.3 5.0 6.3 5.3 4.3 5.7 6.0 6.0 6.3 6.7 5.6 PENN A-4 7.3 6.3 5.7 7.3 2.7 5.3 5.0 4.0 4.0 4.7 4.7 5.3 5.7 6.7 6.3 7.0 7.3 5.6 BENGAL (BAR AS 8FUS2) 6.7 6.0 5.3 6.7 2.7 5.0 5.7 4.0 3.3 5.0 5.0 4.7 6.0 6.3 6.3 6.7 6.7 5.4 SR 7200 8.0 8.0 7.3 7.0 6.7 8.7 7.3 6.7 7.0 6.3 6.7 4.7 5.0 4.0 4.0 5.0 5.0 5.4 SYN 96-2 6.0 6.7 6.3 7.3 2.0 6.0 5.7 4.3 4.7 5.3 5.0 5.0 6.7 5.3 6.0 6.0 6.0 5.4 BAR CB 8US3 6.0 6.7 5.7 6.7 3.3 6.0 7.0 4.0 4.3 5.7 5.3 4.7 6.7 5.3 5.3 6.0 6.0 5.3 BRIGHTON (SRX 1120) 6.0 6.3 5.3 6.7 3.3 5.3 6.0 3.7 3.7 5.7 5.3 5.0 5.7 5.7 5.7 6.3 6.7 5.3 VESPER (PICK MVB) 8.3 7.3 7.3 7.3 7.0 7.3 7.0 5.0 6.0 6.7 7.0 4.7 4.7 4.0 4.0 5.3 5.7 5.3 PENNCROSS 5.0 6.0 4.7 6.0 3.7 8.0 6.3 4.7 5.7 4.7 4.7 3.3 4.7 6.0 6.0 6.3 6.3 5.2 PROVIDENCE 5.7 6.3 5.0 6.7 3.7 4.3 6.7 4.0 3.3 5.0 5.0 5.0 5.3 6.0 6.0 6.3 6.0 5.2 SRX 1BPAA 6.7 6.7 5.0 7.0 3.7 8.3 6.0 4.3 5.0 5.0 5.3 4.0 5.7 5.7 6.0 6.0 5.3 5.2 CENTURY 5.7 6.0 6.0 7.0 2.3 5.7 5.3 3.7 4.0 4.7 5.7 4.0 5.3 6.0 5.7 6.0 6.0 5.1 CRENSHAW 6.3 6.7 6.0 7.0 3.0 6.7 6.0 4.3 4.0 5.0 4.3 5.0 6.0 5.7 5.0 5.7 5.7 5.1 PENNLINKS 4.7 6.3 4.3 6.3 3.7 8.7 7.0 4.3 5.7 5.7 4.7 4.0 4.7 5.7 5.3 5.7 5.3 5.1 SR 1119 6.0 6.7 4.7 6.3 3.0 4.7 6.0 4.0 3.3 5.0 4.7 4.0 5.3 6.3 5.7 6.0 5.7 5.0 ABT-CRB-1 6.3 6.0 5.3 6.0 2.7 4.7 5.7 3.0 3.7 4.7 4.0 4.0 5.0 6.0 4.7 5.3 5.7 4.6 BAVARIA 4.7 7.0 5.3 6.0 5.3 8.3 7.0 4.0 5.0 4.7 5.0 3.0 3.3 4.3 4.3 5.0 5.0 4.4 LSD VALUE 1.6 0.9 1.1 1.9 0.7 3.9 3.2 1.9 1.9 1.9 1.5 2.4 1.6 2.7 2.4 1.3 1.7 0.8 C.V. (%) 14.3 7.4 11.6 9.6 14.2 25.2 17.9 19.9 20.6 14.2 15.1 21.1 14.9 18.1 18.2 10.5 13.5 8.4 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. 2001 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 1998 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 SAND 5.6-6.0 0-60 0-150 5.1-6.0 FULL SUN 1/8-5/32 TO PREVENT STRESS