TABLE 2. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1998 NATIONAL BENTGRASS (GREENS) TEST AT TUCSON, AZ 1/ 2002 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT PERCENT DROUGHT FALL FALL FALL FALL GENETIC SPRING LEAF DENSITY DENSITY DENSITY COVER COVER COVER WINTER TOLERANCE COLOR COLOR COLOR COLOR NAME COLOR GREENUP TEXTURE SPRING SUMMER FALL SPRING SUMMER FALL COLOR WILTING SEPTEMBER OCTOBER NOVEMBER DECEMBER PENN A-4 7.0 7.0 8.3 9.0 9.0 9.0 99.0 99.0 99.0 6.7 5.7 6.7 6.7 6.0 7.3 IMPERIAL 6.0 7.0 7.7 8.0 8.0 7.7 97.3 97.0 98.7 6.0 4.3 6.3 6.3 5.7 5.7 ISI AP-5 6.7 7.0 7.3 8.0 7.7 7.7 98.7 98.7 99.0 6.7 5.7 7.0 7.3 6.0 7.0 PENN G-1 6.7 7.7 8.0 8.0 8.3 8.3 98.3 98.0 98.7 7.0 5.0 6.3 7.0 6.7 7.0 PENN A-1 6.3 6.7 7.7 8.3 7.7 8.0 97.7 97.0 98.7 6.3 4.3 6.0 6.7 5.0 7.3 PENN A-2 7.0 6.3 7.3 8.3 8.0 8.7 97.7 97.0 98.7 7.3 5.0 6.7 7.3 7.3 7.3 BAR CB 8US3 7.3 6.7 7.0 7.3 7.3 8.0 98.7 98.3 99.0 7.7 5.7 7.0 7.7 7.0 8.0 PST-A2E 6.7 5.7 7.3 7.7 8.3 8.0 97.3 97.0 98.7 6.7 5.0 6.0 6.3 7.0 6.7 SYN 96-1 6.3 7.0 7.7 7.7 8.7 8.3 97.3 96.7 98.7 6.3 4.7 5.3 6.0 6.3 7.7 BENGAL (BAR AS 8FUS2) 6.0 5.3 7.7 8.0 7.0 8.3 98.7 98.7 99.0 6.0 7.0 6.0 6.3 5.3 6.7 L-93 6.0 5.3 7.3 7.7 7.0 7.7 99.0 99.0 99.0 6.7 4.3 7.0 6.3 6.0 6.3 PROVIDENCE 6.0 5.7 7.3 7.7 7.3 7.7 98.3 98.0 98.7 6.3 4.7 6.0 6.3 6.3 6.0 SR 1119 6.7 6.3 7.0 7.7 7.3 8.0 98.7 98.7 99.0 7.0 5.3 7.0 6.7 7.3 6.7 PENN G-6 6.0 6.0 6.3 7.7 7.3 7.3 98.0 97.3 98.7 6.0 5.0 5.3 6.3 6.0 6.3 PICK CB 13-94 6.3 6.3 7.0 7.3 7.7 7.3 99.0 99.0 99.0 7.3 3.7 7.3 6.7 7.3 6.7 SRX 1BPAA 6.3 5.7 7.3 8.0 7.3 7.3 98.0 97.3 98.7 7.3 4.0 7.0 7.0 7.3 7.0 BACKSPIN 6.0 6.3 6.7 7.7 7.3 7.7 98.0 97.7 98.7 6.0 6.3 5.7 6.7 5.7 6.0 CRENSHAW 6.3 6.7 7.0 7.7 7.7 7.3 98.3 98.3 99.0 7.0 4.0 7.0 7.0 6.3 6.3 SRX 1NJH 6.3 6.3 6.0 7.7 6.7 7.0 98.7 98.3 99.0 6.7 4.0 7.0 7.0 6.3 6.0 ABT-CRB-1 7.0 7.3 6.3 6.7 7.0 7.0 89.3 87.3 98.0 6.7 4.7 6.3 6.3 7.0 7.0 BRIGHTON (SRX 1120) 6.3 6.0 6.7 7.7 7.0 7.0 98.0 97.3 99.0 5.7 5.0 5.0 6.0 5.3 6.7 CENTURY 5.7 6.0 7.0 7.3 7.0 7.3 94.3 93.7 98.3 5.3 3.7 5.3 5.3 5.3 5.0 SYN 96-2 6.7 8.5 7.0 7.0 7.5 7.7 90.3 86.0 95.0 7.0 2.7 7.3 6.7 6.3 7.0 SYN 96-3 6.0 6.0 6.7 6.7 7.0 7.7 93.3 92.0 98.0 6.0 3.7 5.0 6.3 6.3 6.3 PENNCROSS 6.0 5.7 6.3 7.0 7.0 6.7 98.0 97.7 98.7 6.3 3.7 5.7 7.0 6.7 5.7 PENNLINKS 5.7 5.0 6.3 6.7 6.7 7.7 98.0 97.7 98.7 6.3 4.0 5.3 6.3 5.7 7.0 BAVARIA 6.3 5.7 6.3 7.0 6.7 6.7 94.0 92.7 98.7 6.3 3.7 6.7 6.7 6.0 5.7 VESPER (PICK MVB) 6.0 5.3 6.3 6.7 7.0 6.7 96.0 94.0 98.0 6.0 3.0 6.0 6.0 5.3 6.3 SR 7200 6.0 5.7 6.3 6.7 6.3 6.7 93.3 92.0 98.0 6.0 3.7 6.0 6.7 5.7 5.7 LSD VALUE 0.8 1.4 1.2 1.1 1.6 2.0 7.8 10.2 3.5 0.9 2.2 1.8 2.5 2.1 1.7 C.V. (%) 6.6 12.3 9.1 8.0 10.2 10.8 3.5 4.6 1.2 7.9 24.4 13.8 12.1 14.6 12.3 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 2. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1998 NATIONAL BENTGRASS (GREENS) TEST AT TUCSON, AZ 1/ 2002 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ QUALITY RATINGS NAME JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN PENN A-4 8.7 8.0 7.7 7.7 8.7 7.3 7.0 7.7 7.7 8.3 7.3 9.0 7.9 IMPERIAL 6.7 7.0 7.0 7.7 7.3 7.0 7.0 8.3 8.0 8.3 7.3 7.3 7.4 ISI AP-5 7.3 7.7 7.7 6.7 8.0 7.3 7.0 7.7 7.3 7.7 7.0 7.3 7.4 PENN G-1 8.3 7.3 6.7 7.3 7.7 6.7 7.0 6.3 7.0 7.7 7.7 9.0 7.4 PENN A-1 7.3 7.3 7.7 8.0 7.3 6.7 7.3 7.0 7.3 7.3 7.3 7.3 7.3 PENN A-2 7.3 7.0 7.0 7.3 7.7 6.0 7.0 8.0 7.3 8.0 6.7 7.7 7.3 BAR CB 8US3 7.0 7.0 7.0 7.3 7.3 6.3 6.7 8.0 7.7 8.0 7.3 7.0 7.2 PST-A2E 7.7 7.0 7.0 6.7 7.7 7.3 7.0 7.0 7.0 7.0 7.0 7.3 7.1 SYN 96-1 7.0 6.7 7.0 7.0 8.0 7.3 6.3 7.0 7.3 7.3 7.3 7.3 7.1 BENGAL (BAR AS 8FUS2) 7.0 7.3 7.0 8.0 6.0 6.0 6.0 7.0 7.3 8.0 6.7 7.3 7.0 L-93 8.0 7.3 6.7 7.7 7.3 5.7 6.3 6.7 6.7 7.3 6.7 7.3 7.0 PROVIDENCE 8.0 7.3 6.3 8.3 6.0 5.7 6.7 6.3 7.0 7.3 7.3 7.7 7.0 SR 1119 7.3 7.3 7.0 6.3 6.7 7.3 7.0 6.0 6.0 6.0 7.0 7.7 6.8 PENN G-6 7.0 7.0 7.0 6.3 7.0 6.7 7.3 6.3 6.3 6.3 6.3 7.0 6.7 PICK CB 13-94 7.0 7.0 6.7 7.0 6.3 6.3 7.0 6.7 6.3 6.7 6.7 7.0 6.7 SRX 1BPAA 7.7 7.0 6.7 7.3 5.7 6.3 6.7 6.0 6.3 6.3 6.3 7.3 6.6 BACKSPIN 6.0 6.0 6.3 7.0 7.3 5.7 7.0 6.7 6.3 6.3 6.3 6.7 6.5 CRENSHAW 6.0 6.7 7.0 6.7 6.3 6.3 6.0 7.0 6.7 6.7 6.7 6.0 6.5 SRX 1NJH 6.7 7.0 6.7 7.3 6.3 5.3 5.0 6.3 7.0 7.0 6.3 6.3 6.4 ABT-CRB-1 7.0 5.3 5.0 5.7 6.7 6.3 6.3 7.3 6.7 6.7 7.0 5.3 6.3 BRIGHTON (SRX 1120) 7.3 6.3 6.0 6.7 5.7 5.7 6.3 6.0 6.3 6.3 6.7 6.7 6.3 CENTURY 6.3 6.7 6.7 7.0 6.7 5.7 5.7 6.3 6.0 6.0 6.3 6.3 6.3 SYN 96-2 6.5 7.0 7.0 6.5 7.5 8.0 7.0 6.3 6.0 6.0 6.7 6.3 6.3 SYN 96-3 5.0 6.3 6.3 6.7 6.3 6.7 6.0 5.3 5.7 6.0 7.0 7.7 6.3 PENNCROSS 6.3 6.3 6.0 6.7 5.3 5.7 5.0 6.3 6.3 6.3 7.0 5.3 6.1 PENNLINKS 5.7 6.7 6.3 6.0 5.7 5.7 5.7 6.0 6.3 6.0 7.7 5.7 6.1 BAVARIA 5.3 6.0 5.7 5.7 5.7 5.0 5.0 5.3 6.0 6.3 6.0 6.0 5.7 VESPER (PICK MVB) 6.0 5.3 5.3 6.3 5.7 5.3 5.7 5.7 5.7 5.3 6.0 5.3 5.6 SR 7200 4.7 6.0 6.0 5.7 5.0 5.0 5.3 5.7 5.7 5.7 6.0 5.0 5.5 LSD VALUE 1.8 1.4 1.6 2.3 1.6 1.8 2.6 3.3 1.9 2.1 3.4 1.8 1.0 C.V. (%) 14.3 10.2 11.4 13.9 13.1 13.8 15.9 18.0 12.7 14.7 13.9 14.2 8.6 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 AZ1 SAND 8.6+ 0-60 0-150 3.1-4.0 FULL SUN 0.0-0.5 TO PREVENT STRESS