TABLE 13. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1998 NATIONAL BENTGRASS (FAIRWAY) TEST AT LOGAN, UT 1/ 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC DENSITY DENSITY PINK SNOW QUALITY RATINGS NAME COLOR SUMMER FALL MOLD APR MAY JUN JUL AUG SEP OCT MEAN PENNEAGLE 4.7 6.3 7.0 4.7 4.0 4.3 4.7 4.7 5.3 5.7 5.3 4.9 BACKSPIN 5.0 5.7 6.0 3.7 4.0 4.3 3.7 4.7 5.0 4.7 5.0 4.5 PRINCEVILLE 5.0 5.7 8.0 3.0 3.0 3.3 4.7 4.3 5.0 5.3 5.7 4.5 GLORY (PST-9HG) 5.3 5.0 6.7 4.0 3.7 3.7 4.7 3.7 5.3 5.0 5.3 4.5 BRIGHTON (SRX 1120) 5.3 6.0 6.3 2.7 3.3 3.3 4.0 4.3 5.3 5.0 5.3 4.4 IMPERIAL 5.3 5.7 7.3 3.0 3.3 3.7 4.0 4.0 5.0 5.3 5.3 4.4 CENTURY 4.7 5.0 6.3 3.0 3.7 3.7 3.7 4.0 5.3 4.7 5.0 4.3 L-93 4.3 5.3 6.7 3.7 3.3 3.3 4.0 3.7 5.3 5.3 5.3 4.3 PENNCROSS 4.7 5.0 6.7 3.7 3.3 3.7 4.3 3.7 4.3 5.3 5.7 4.3 PST-0VN 4.7 4.3 6.7 2.3 3.0 3.3 4.3 4.7 4.0 5.0 5.7 4.3 SEASIDE II 4.7 6.3 6.3 3.0 3.0 3.3 4.3 5.0 5.3 4.7 4.7 4.3 GRAND PRIX 4.7 5.3 7.0 2.3 3.0 3.3 3.7 4.0 5.0 4.7 5.7 4.2 PST-9PM 5.0 5.3 5.7 3.3 3.7 4.3 4.0 3.7 5.0 4.3 4.7 4.2 SR 7100 5.3 5.0 5.0 4.0 3.7 4.0 4.7 4.3 4.3 4.0 4.3 4.2 TRUELINE 5.0 5.0 7.7 3.0 3.0 3.7 4.0 4.0 4.3 4.7 5.7 4.2 SRX 1BPAA 4.7 5.0 6.3 3.0 3.0 3.3 4.0 4.0 4.3 5.0 5.3 4.1 SRX 7MOBB 4.7 4.0 5.3 5.0 4.3 5.0 4.3 3.3 3.7 3.3 4.7 4.1 GOLFSTAR 5.3 4.3 5.3 4.3 4.0 4.0 4.0 3.7 4.3 4.0 4.3 4.0 PENN G-6 4.7 5.0 7.0 3.3 3.0 3.0 3.7 3.3 4.0 5.0 5.7 4.0 PROVIDENCE 5.3 5.7 6.3 2.3 2.7 3.0 3.7 3.7 5.3 5.0 5.0 4.0 SR 1119 5.0 5.0 6.3 3.7 3.3 4.0 3.7 3.7 4.0 4.7 5.0 4.0 TIGER 5.0 4.7 4.7 3.3 3.7 4.3 4.7 3.7 4.0 4.0 3.7 4.0 TIGER II (CIS AT-5) 4.7 5.3 6.0 3.3 3.3 3.7 3.3 3.3 4.3 4.0 5.0 3.9 SEASIDE 4.3 4.7 5.3 2.7 3.3 3.7 3.7 3.3 4.3 4.7 4.3 3.9 SRX 7MODD 4.3 4.7 4.3 3.3 3.3 3.7 3.7 4.0 4.0 4.0 4.7 3.9 ABT-COL-2 4.7 3.7 4.3 4.7 3.7 4.0 3.7 3.3 3.7 3.7 4.3 3.8 LSD VALUE 3.3 3.3 1.6 3.6 3.0 2.5 2.6 3.6 2.2 1.0 1.4 1.7 C.V. (%) 16.6 21.0 14.8 35.3 24.4 21.4 19.0 25.3 18.2 12.4 13.1 11.5 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 (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 UT1 SILT LOAM AND SILT 7.6-8.5 0-60 0-150 3.1-4.0 FULL SUN 0.6-1.0 TO PREVENT STRESS