TABLE 11. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1998 NATIONAL BENTGRASS (GREENS) TEST AT BOZEMAN, MT 1/ 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC LEAF DENSITY DENSITY QUALITY RATINGS NAME COLOR TEXTURE SPRING SUMMER JUN JUL AUG SEP MEAN L-93 6.0 6.7 5.0 5.7 5.3 6.3 7.0 6.7 6.3 PENNCROSS 5.3 6.3 6.7 5.7 6.7 5.7 6.3 6.3 6.3 PENNLINKS 5.3 6.3 5.7 5.3 6.0 5.7 6.7 7.0 6.3 SR 1119 5.0 6.0 4.3 5.0 4.7 6.0 7.7 7.0 6.3 BACKSPIN 6.0 6.7 5.3 6.7 4.3 6.3 7.0 7.0 6.2 SRX 1BPAA 5.3 6.3 6.3 5.3 6.0 6.3 6.0 6.3 6.2 CRENSHAW 6.0 6.3 4.3 6.7 4.7 5.0 7.0 7.3 6.0 CENTURY 6.3 7.0 4.3 5.7 4.7 5.0 6.7 6.7 5.8 PICK CB 13-94 5.3 5.7 4.7 5.3 4.7 5.3 6.0 7.3 5.8 SYN 96-2 6.0 6.7 4.3 6.3 4.0 5.7 6.0 7.7 5.8 PENN G-1 7.0 6.7 4.7 4.7 5.3 5.3 5.7 6.3 5.7 VESPER (PICK MVB) 5.0 7.7 5.3 5.3 5.3 6.0 4.7 6.7 5.7 ABT-CRB-1 6.3 5.7 3.3 6.0 3.7 5.0 6.0 7.7 5.6 PENN A-1 5.3 6.3 3.7 5.7 3.7 5.0 6.0 7.7 5.6 SYN 96-1 5.7 6.0 3.3 5.7 3.0 4.3 7.3 7.7 5.6 BAR CB 8US3 6.3 6.3 4.3 5.0 4.3 5.3 5.7 6.7 5.5 ISI AP-5 5.7 6.3 4.7 5.3 4.3 5.3 5.7 6.7 5.5 PENN G-6 6.3 5.7 3.7 5.3 4.0 4.3 6.7 7.0 5.5 BRIGHTON (SRX 1120) 6.0 6.0 4.3 6.7 4.3 5.0 5.7 6.7 5.4 PENN A-2 5.7 6.7 4.3 4.7 3.7 4.3 6.7 7.0 5.4 PST-A2E 5.7 6.7 5.0 6.0 4.0 5.7 4.7 6.7 5.3 SYN 96-3 5.3 6.7 4.0 6.0 3.3 5.0 6.3 6.7 5.3 PENN A-4 5.7 5.7 3.3 6.0 3.0 4.3 6.3 7.0 5.2 IMPERIAL 5.7 6.3 4.3 5.0 4.3 4.7 5.3 6.0 5.1 SR 7200 6.0 6.7 4.0 5.3 4.3 5.0 5.3 5.7 5.1 SRX 1NJH 4.3 6.0 3.7 4.7 4.0 4.7 5.3 5.7 4.9 PROVIDENCE 4.7 6.0 3.7 5.3 4.0 4.0 5.3 6.0 4.8 BENGAL (BAR AS 8FUS2) 5.3 5.7 3.7 5.0 3.3 4.0 4.7 6.0 4.5 BAVARIA 4.7 6.3 3.7 5.3 3.7 5.0 4.0 4.3 4.3 LSD VALUE 4.3 2.9 1.8 2.1 2.3 2.2 3.5 3.1 2.3 C.V. (%) 20.8 13.2 20.8 14.7 24.7 17.7 21.7 16.6 14.8 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 MT1 SILT LOAM AND SILT 7.1-7.5 61-150 501+ 3.1-4.0 FULL SUN 1/8-5/32 TO PREVENT STRESS