TABLE 11E. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1997 USGA/GCSAA/NTEP ON-SITE BENTGRASS TEST AT DALLAS, TX (BENT TREE COUNTRY CLUB) 1/ 1998-2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING LEAF DENSITY DENSITY DENSITY QUALITY RATINGS NAME COLOR GREENUP TEXTURE SPRING SUMMER FALL JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN PENN A-1 6.8 7.0 5.8 7.9 7.6 8.7 7.3 7.3 7.3 6.9 7.2 7.3 6.8 7.4 6.7 6.9 7.9 7.3 7.2 PENN A-4 7.5 7.3 5.9 7.8 7.0 8.3 7.4 7.3 7.5 7.3 7.5 7.8 6.7 7.2 6.1 7.0 7.6 7.2 7.2 PENN G-1 6.9 6.0 5.3 7.8 7.3 8.3 7.3 7.7 7.6 6.6 7.2 7.1 6.8 7.6 6.7 7.0 7.5 7.6 7.2 CENTURY 6.3 5.3 6.2 7.4 7.3 8.3 7.0 7.0 7.6 6.6 7.0 7.4 6.6 7.4 5.8 7.3 7.3 7.0 7.0 GRAND PRIX (LCB-103) 6.2 5.3 5.4 7.2 6.8 8.3 7.3 7.6 7.3 6.1 7.0 7.6 6.1 7.3 7.0 6.8 7.0 7.3 7.0 IMPERIAL 6.2 5.7 5.4 7.8 7.1 8.3 7.0 7.5 7.4 6.8 7.2 7.2 6.6 7.3 6.4 6.7 6.7 7.2 7.0 SR 1119 7.1 8.0 5.3 7.7 6.9 7.8 7.0 7.0 6.8 7.3 7.2 7.5 6.7 7.3 6.3 6.4 7.3 7.1 7.0 L-93 7.2 7.0 5.3 7.3 6.9 8.3 7.1 7.1 7.1 6.8 6.9 7.3 6.8 7.6 5.9 6.6 6.9 6.8 6.9 PENN G-6 6.8 6.7 5.3 7.7 6.8 8.0 6.8 7.1 7.4 6.3 7.0 7.4 6.1 7.3 6.4 6.9 7.7 7.0 6.9 SR 1020 6.6 7.0 5.5 7.6 6.4 8.0 7.3 7.3 7.2 6.8 6.3 6.9 6.3 7.6 6.4 6.6 7.5 7.3 6.9 CRENSHAW 7.0 7.7 5.8 7.9 6.4 7.7 7.1 6.9 6.9 6.4 6.6 7.3 6.1 7.6 6.6 6.7 7.4 6.9 6.8 BACKSPIN 6.5 6.0 5.8 7.3 7.1 8.2 7.0 6.8 7.3 6.3 6.9 7.0 6.2 7.2 6.0 6.3 6.8 7.0 6.7 CATO 6.7 7.0 5.5 7.1 6.2 8.0 7.1 7.1 6.7 6.6 6.6 6.9 6.3 7.2 5.8 6.6 7.0 6.6 6.7 PUTTER 6.0 7.3 5.3 7.2 6.2 7.8 7.2 6.9 6.6 6.3 6.2 6.7 5.8 7.3 5.7 6.5 6.9 6.4 6.5 TRUELINE 6.4 7.3 5.2 7.1 7.0 7.7 6.8 6.2 6.6 6.3 6.6 6.8 6.2 7.0 5.9 6.2 7.1 6.7 6.5 VIPER 6.6 8.0 5.4 7.0 6.1 7.5 7.0 6.8 6.7 6.7 6.3 6.6 6.2 7.6 5.4 5.9 6.9 6.4 6.5 PROVIDENCE 6.9 6.7 5.3 6.9 5.9 7.7 6.8 6.7 6.7 6.0 6.7 6.4 5.7 7.2 6.1 6.1 6.7 6.4 6.4 PENNCROSS 5.7 5.3 4.7 7.2 5.0 6.5 6.4 6.3 6.0 5.9 6.2 5.6 4.7 7.0 5.4 5.8 5.7 6.3 5.9 LSD VALUE 1.2 1.1 4.6 1.8 1.7 2.3 1.6 1.8 0.8 2.3 1.4 1.4 1.0 1.9 2.1 0.9 0.9 1.4 0.4 C.V. (%) 17.5 9.9 39.7 13.4 20.7 14.1 13.3 18.1 13.0 22.0 16.9 18.5 17.3 11.2 20.7 14.4 14.2 14.0 7.0 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.