TABLE 6. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1998 NATIONAL BENTGRASS (FAIRWAY) TEST AT ST. PAUL, MN 1/ 2002 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING LEAF DENSITY QUALITY RATINGS NAME COLOR GREENUP TEXTURE FALL APR MAY JUN JUL AUG SEP OCT MEAN SRX 1BPAA 6.3 7.3 7.3 7.3 7.7 8.0 7.0 7.7 8.0 7.3 8.0 7.7 TRUELINE 8.0 7.7 7.7 7.0 7.3 8.0 7.3 7.3 7.7 7.7 7.7 7.6 CENTURY 7.0 7.7 7.7 7.7 7.0 7.3 7.3 7.7 7.7 7.3 7.7 7.4 GRAND PRIX 6.3 7.3 7.3 7.0 6.7 8.0 7.3 7.3 8.0 6.7 8.0 7.4 L-93 7.0 8.0 7.3 7.3 7.7 7.3 7.0 7.3 7.7 7.0 8.0 7.4 IMPERIAL 7.0 8.0 7.3 7.7 7.3 7.0 7.3 7.3 7.7 7.0 7.7 7.3 PENN G-6 6.3 8.0 6.7 8.0 7.0 7.3 7.0 7.0 7.7 7.0 7.3 7.2 PROVIDENCE 6.3 7.7 7.0 7.0 7.3 7.0 7.0 7.3 8.0 6.7 7.3 7.2 PRINCEVILLE 6.7 7.3 7.0 6.3 6.7 7.0 7.0 7.3 7.3 7.3 7.0 7.1 SR 1119 6.7 7.7 6.7 6.7 7.7 7.3 7.0 7.0 7.7 6.7 6.3 7.1 BRIGHTON (SRX 1120) 7.0 7.7 7.0 6.7 7.3 6.7 6.0 7.0 7.7 7.0 7.7 7.0 BACKSPIN 6.3 7.0 7.3 7.3 6.7 6.7 6.3 7.0 7.3 7.0 7.3 6.9 SEASIDE II 6.0 7.0 7.3 7.3 7.0 6.7 6.0 7.0 7.7 6.7 6.7 6.8 TIGER II (CIS AT-5) 6.3 7.0 7.7 7.0 7.7 6.3 6.7 6.7 6.7 6.7 6.7 6.8 PENNEAGLE 6.0 7.0 6.3 6.7 6.0 6.0 7.0 7.0 7.0 6.7 6.3 6.6 SR 7100 5.0 7.0 8.0 7.3 7.0 7.0 6.0 6.3 6.0 7.0 6.7 6.6 PENNLINKS II (PST-OVN) 7.3 7.3 6.3 6.0 6.7 6.7 6.3 6.3 6.3 6.7 6.3 6.5 ABT-COL-2 6.0 6.0 7.3 7.0 6.0 6.0 6.3 6.3 6.0 6.7 6.0 6.2 PENNCROSS 6.3 7.3 5.7 6.0 5.3 6.0 6.0 6.3 6.7 5.7 6.7 6.1 SRX 7MOBB 6.7 6.0 7.3 6.7 6.0 6.0 6.0 6.0 5.7 6.3 6.3 6.0 SR 7150 (SRX 7MODD) 6.0 6.7 7.0 7.0 6.3 6.3 5.3 5.3 6.0 5.7 5.7 5.8 TIGER 5.7 6.3 7.7 6.3 6.0 6.3 5.7 5.7 5.3 6.3 5.0 5.8 PST-9PM 5.0 6.0 8.0 6.7 5.7 6.0 5.3 5.7 5.3 5.7 6.0 5.7 GLORY (PST-9HG) 5.3 6.7 6.7 5.7 6.7 5.3 5.3 5.3 5.3 5.3 5.3 5.5 GOLFSTAR 5.3 6.3 6.7 6.3 5.7 6.0 4.7 5.0 5.0 5.0 5.0 5.2 SEASIDE 5.0 6.3 5.3 4.3 4.3 5.7 5.0 4.7 4.0 5.0 4.7 4.8 LSD VALUE 1.0 0.9 1.6 1.2 1.0 0.9 1.1 0.9 0.7 1.2 1.0 0.5 C.V. (%) 9.6 7.4 10.7 10.3 9.4 8.5 10.0 8.3 7.0 10.4 9.3 5.4 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. 2002 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 1998 NATIONAL BENTGRASS (FAIRWAY/TEE) 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 MN1 SILTY CLAY LOAM 7.1-7.5 151-270 151-240 3.1-4.0 FULL SUN 0.0-0.5 TO PREVENT STRESS