TABLE 18. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1998 NATIONAL BENTGRASS (GREENS) TEST AT BLACKSBURG, VA 1/ 2002 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ BROWN DOLLAR DOLLAR DOLLAR SPRING DENSITY DENSITY DENSITY PATCH SPOT SPOT SPOT QUALITY RATINGS NAME GREENUP SPRING SUMMER FALL WARM TEMP. JULY AUGUST SEPTEMBER FEB MAR APR MAY JUN JUL AUG SEP OCT NOV MEAN PENN A-2 5.0 5.0 7.3 7.3 5.7 8.0 7.0 6.3 5.0 6.3 5.0 4.7 6.3 7.7 6.0 5.0 4.0 4.3 5.4 PENN A-1 5.0 6.0 6.7 7.7 5.0 8.3 7.0 6.3 5.0 6.3 5.7 4.3 5.0 7.3 6.0 4.7 4.3 4.3 5.3 PENN G-6 5.7 6.3 7.3 8.0 5.7 7.7 6.3 4.7 5.3 6.7 6.0 4.7 5.7 7.3 5.3 4.0 3.3 3.3 5.2 PENN G-1 5.0 5.3 7.0 7.7 5.0 7.7 6.0 5.7 5.3 5.7 5.3 5.0 4.7 6.7 5.7 4.3 3.7 4.3 5.1 L-93 4.7 5.3 6.7 8.0 5.3 7.7 6.7 6.3 5.3 5.7 5.0 4.0 5.0 6.7 6.0 4.7 4.0 4.0 5.0 PICK CB 13-94 5.3 6.0 7.0 7.3 5.3 7.0 6.0 5.0 4.3 5.0 5.3 5.7 5.7 7.0 5.7 4.0 3.7 3.3 5.0 SRX 1NJH 6.0 6.0 7.7 7.0 6.0 8.3 6.7 6.7 4.3 4.3 5.7 5.0 5.0 7.0 5.7 4.7 4.0 4.7 5.0 PST-A2E 5.0 6.0 7.0 7.3 4.7 7.3 6.7 6.0 4.0 4.7 5.3 4.3 5.0 6.7 5.7 5.0 4.0 4.0 4.9 SYN 96-2 5.3 6.0 7.7 7.7 6.7 7.0 4.0 3.7 5.3 5.0 6.0 4.7 6.7 7.7 4.0 3.3 3.0 3.0 4.9 SYN 96-3 6.0 6.0 6.3 7.3 6.3 7.3 5.0 4.3 5.7 6.3 6.0 5.7 6.3 5.0 4.7 3.7 3.0 3.0 4.9 PENN A-4 5.0 6.0 7.3 6.7 4.3 6.3 5.7 4.7 5.3 6.3 5.7 4.3 5.0 7.0 4.7 3.7 3.0 3.0 4.8 IMPERIAL 5.7 5.7 7.0 7.0 3.7 7.0 4.7 4.7 4.0 5.3 5.7 5.0 5.3 6.7 4.7 3.7 3.0 3.0 4.6 BENGAL (BAR AS 8FUS2) 4.7 4.7 6.0 7.0 6.0 7.0 5.0 4.7 5.7 6.0 4.7 4.0 4.7 4.7 4.3 3.7 3.3 3.7 4.5 SYN 96-1 5.7 6.3 6.3 6.7 5.0 7.3 5.0 4.3 4.3 4.7 6.3 6.0 4.3 5.7 3.7 3.3 3.7 3.0 4.5 BACKSPIN 5.0 5.7 7.0 6.7 5.3 6.7 5.0 4.3 4.0 5.3 5.0 4.3 4.3 7.0 4.3 3.3 3.3 3.3 4.4 BRIGHTON (SRX 1120) 4.3 4.3 6.3 7.0 4.7 7.0 5.3 4.7 4.3 4.7 4.3 4.3 4.3 6.3 5.0 4.0 3.3 3.7 4.4 SRX 1BPAA 4.3 4.0 6.0 7.0 4.7 8.0 6.3 5.7 4.3 4.7 4.0 4.0 4.3 6.0 5.0 4.3 3.7 4.0 4.4 ISI AP-5 4.7 4.7 5.7 7.0 4.3 6.3 5.0 4.3 4.3 5.7 4.3 3.7 4.7 5.0 4.3 4.0 3.3 3.3 4.3 PENNLINKS 3.3 3.7 5.7 7.0 3.7 6.0 6.0 5.3 4.0 5.0 3.7 3.7 4.0 5.0 5.3 4.3 3.7 4.7 4.3 SR 1119 5.0 4.3 5.3 6.3 4.3 6.0 5.3 4.0 4.3 5.3 4.7 3.7 4.0 4.7 4.7 4.0 3.3 4.0 4.3 ABT-CRB-1 4.3 5.3 7.3 7.0 5.3 7.3 6.7 5.7 3.0 3.7 5.3 4.0 4.7 5.3 4.3 4.0 3.7 4.0 4.2 PENNCROSS 3.7 4.0 5.0 6.3 5.0 8.0 6.0 5.3 4.3 5.0 4.0 4.0 4.3 4.3 5.0 4.0 3.7 3.7 4.2 BAR CB 8US3 4.7 5.0 6.3 7.3 6.3 6.7 4.0 3.7 3.7 4.0 4.7 4.3 5.7 5.7 3.7 3.3 3.0 3.3 4.1 CENTURY 4.7 5.0 7.0 7.0 4.3 6.3 4.0 3.7 4.0 4.3 4.3 4.0 4.7 6.3 4.0 3.3 3.0 3.0 4.1 CRENSHAW 4.7 4.7 8.0 7.3 6.3 6.3 4.0 3.7 3.7 4.0 4.3 4.3 5.0 6.3 3.7 3.3 3.0 3.0 4.1 PROVIDENCE 4.3 4.7 5.3 6.7 5.0 6.3 5.0 5.0 4.0 4.0 4.7 3.7 4.7 5.0 4.3 4.0 3.3 3.7 4.1 SR 7200 6.3 6.0 7.0 5.7 8.0 7.7 7.7 7.7 4.3 3.3 4.0 4.0 3.7 4.0 3.3 3.0 4.7 5.3 4.0 VESPER (PICK MVB) 7.0 6.3 6.3 7.0 6.0 8.3 6.3 6.0 3.0 3.0 4.3 4.3 3.3 4.7 3.7 3.7 3.7 4.7 3.8 BAVARIA 5.0 3.3 5.3 5.7 7.3 8.3 6.7 6.3 3.0 3.0 3.0 3.0 3.3 4.0 4.3 4.0 4.0 4.3 3.6 LSD VALUE 1.5 1.3 1.7 2.3 2.3 3.1 1.6 1.6 1.9 . 1.4 0.9 1.7 1.8 1.9 1.1 0.8 . 0.6 C.V. (%) 16.3 14.2 13.4 11.9 21.3 15.5 16.2 18.4 20.5 . 15.7 12.6 18.4 17.5 19.7 14.7 12.6 . 8.2 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. 2002 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 - - - - - - - -