TABLE 20. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1998 NATIONAL BENTGRASS (GREENS) TEST AT PUYALLUP (WITH FUNGICIDES), WA 1/ 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING DENSITY DENSITY QUALITY RATINGS NAME COLOR GREENUP SPRING SUMMER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN VESPER (PICK MVB) 8.0 6.7 9.0 9.0 9.0 8.0 6.7 7.7 7.3 9.0 7.7 8.3 7.0 7.3 7.0 6.0 7.6 SR 7200 8.0 6.0 8.3 9.0 8.3 7.0 5.7 6.7 6.7 7.7 7.3 8.3 7.0 7.0 7.0 5.7 7.0 PENN A-4 6.7 5.0 5.7 6.7 6.7 6.3 6.0 6.7 6.3 6.7 6.3 6.7 6.3 6.7 6.7 5.0 6.4 PST-A2E 7.0 4.7 7.0 7.0 6.0 6.3 5.0 6.0 5.7 7.3 6.7 6.7 6.7 6.3 6.7 5.0 6.2 PENN A-1 6.0 5.3 6.3 7.0 6.0 5.7 5.3 6.0 5.7 6.7 6.3 7.0 7.0 6.3 6.3 5.0 6.1 SYN 96-1 6.3 6.3 7.0 7.0 5.7 6.0 6.7 6.7 7.0 6.7 6.7 6.0 7.3 5.7 5.0 4.3 6.1 SYN 96-3 6.7 5.7 6.7 6.7 5.0 6.0 7.0 5.7 6.3 6.7 6.7 6.7 7.0 5.3 5.7 4.7 6.1 PENN G-1 6.7 6.0 5.7 6.7 6.0 5.7 5.7 5.3 5.3 6.0 6.7 6.7 6.7 6.0 6.7 5.0 6.0 BAR CB 8US3 7.0 5.7 6.3 7.0 6.0 6.3 5.3 6.0 5.7 6.3 5.3 6.3 6.3 6.0 6.0 4.7 5.9 PENN A-2 7.0 4.3 6.3 6.7 5.7 6.0 4.3 6.0 6.0 6.3 6.0 6.7 6.3 6.3 6.0 5.0 5.9 PENN G-6 6.7 5.0 5.3 6.7 5.3 5.7 5.3 5.7 6.0 5.7 6.7 6.0 6.3 6.0 6.7 4.3 5.8 SYN 96-2 6.7 5.7 6.7 7.0 5.0 5.0 6.0 6.3 6.0 6.3 6.0 6.0 6.3 6.0 6.0 4.0 5.8 CENTURY 6.0 4.7 5.7 7.0 5.7 6.0 5.0 5.3 5.7 7.0 6.0 6.0 6.7 5.0 5.3 4.3 5.7 BRIGHTON (SRX 1120) 6.3 4.0 5.3 6.3 6.3 5.3 4.3 5.3 5.3 6.3 6.0 5.7 6.7 5.7 5.3 4.7 5.6 SRX 1BPAA 7.0 4.3 5.3 6.3 6.0 5.7 5.0 5.7 5.7 6.3 6.0 6.0 5.7 5.3 5.7 4.7 5.6 BACKSPIN 5.0 5.0 5.0 6.3 6.0 5.0 5.0 5.7 6.0 6.0 5.7 5.3 7.0 5.3 5.3 4.0 5.5 IMPERIAL 6.0 4.0 5.3 6.7 5.7 6.0 4.7 5.0 5.3 7.0 5.3 6.0 6.7 5.0 5.0 4.7 5.5 ISI AP-5 6.7 4.3 4.7 6.7 6.0 5.0 4.3 6.0 5.7 6.3 6.3 5.7 6.0 5.3 5.0 4.0 5.5 SRX 1NJH 7.0 6.0 5.3 6.3 5.3 5.3 4.7 6.3 5.0 5.7 6.0 6.0 5.7 6.0 5.7 4.3 5.5 ABT-CRB-1 6.0 4.3 5.7 7.0 5.7 5.0 4.7 6.0 5.0 5.7 6.0 6.0 5.7 5.7 5.3 3.7 5.4 BENGAL (BAR AS 8FUS2) 6.7 5.0 4.7 6.3 5.7 5.3 5.3 5.0 5.0 5.3 5.3 6.0 6.0 5.0 5.7 4.0 5.3 PROVIDENCE 6.3 4.0 5.0 6.3 6.0 6.0 4.0 4.7 5.3 5.7 5.3 5.7 5.3 5.3 5.3 5.3 5.3 SR 1119 6.0 5.0 5.3 6.0 5.7 5.0 4.7 6.0 5.7 5.0 5.7 6.3 6.0 4.3 5.3 4.3 5.3 L-93 6.7 5.0 5.0 6.3 5.0 5.0 4.3 5.0 5.3 5.7 5.7 5.0 5.3 5.0 5.0 4.3 5.1 PICK CB 13-94 6.7 4.0 5.0 6.3 4.3 4.3 4.7 6.0 5.0 5.3 5.0 6.0 5.7 6.0 4.7 4.0 5.1 CRENSHAW 6.3 4.3 4.7 6.0 4.7 4.0 3.7 4.3 4.3 5.3 4.7 6.0 6.0 5.7 5.3 4.0 4.8 PENNLINKS 6.3 4.7 3.3 6.0 5.0 4.3 3.7 4.7 3.7 3.7 4.3 4.7 4.3 4.3 4.3 4.0 4.3 PENNCROSS 6.0 4.0 3.7 4.7 4.3 3.7 3.7 4.0 3.7 4.0 4.0 4.3 4.0 4.0 4.3 3.3 3.9 BAVARIA 7.0 5.7 5.0 3.3 3.0 2.7 2.3 3.0 3.3 3.0 3.0 3.0 3.0 2.3 3.0 3.3 2.9 LSD VALUE 0.7 1.0 0.9 1.0 1.0 0.9 0.9 1.1 1.6 1.1 1.0 1.0 1.1 0.9 0.9 0.7 0.5 C.V. (%) 6.8 12.1 10.9 9.4 11.5 11.3 11.5 11.9 16.5 11.7 10.9 10.9 11.0 10.9 10.6 9.9 5.6 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. 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 WA3 SAND 6.1-6.5 0-60 151-240 6.1-7.0 FULL SUN 1/8-5/32 TO PREVENT STRESS