TABLE 1B. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1997 USGA/GCSAA/NTEP ON-SITE BENTGRASS TEST AT BIRMINGHAM, AL (COUNTRY CLUB OF BIRMINGHAM) 1/ 2000 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ FALL FALL FALL FALL GENETIC LEAF WINTER COLOR COLOR COLOR COLOR QUALITY RATINGS NAME COLOR TEXTURE COLOR SEPTEMBER OCTOBER NOVEMBER DECEMBER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN PENN A-1 6.0 7.3 6.0 7.7 7.7 6.0 7.0 7.3 7.0 7.3 7.3 7.3 7.7 7.3 7.7 7.0 7.3 7.0 7.0 7.3 PENN A-4 5.7 7.0 5.7 7.3 7.7 6.0 7.0 7.7 7.0 8.0 7.0 7.3 7.7 7.3 7.3 7.0 7.0 6.7 7.7 7.3 CENTURY 5.0 7.3 5.0 7.3 7.0 6.3 6.3 6.7 7.0 6.7 7.0 7.0 7.3 7.7 5.7 7.0 7.0 6.7 7.0 6.9 PENN G-1 5.7 6.3 5.7 7.3 7.3 6.3 6.3 6.7 7.0 6.7 7.0 7.0 7.0 7.0 7.0 7.0 7.3 6.3 6.3 6.9 BACKSPIN 6.0 7.0 6.0 6.7 7.0 5.3 6.7 6.3 7.0 6.3 7.0 7.0 7.0 7.3 6.0 7.0 7.0 6.0 7.0 6.8 GRAND PRIX (LCB-103) 5.3 6.7 5.3 7.0 6.7 5.0 7.0 6.0 7.0 7.7 6.7 7.0 7.0 7.0 6.7 6.7 7.0 6.7 6.7 6.8 IMPERIAL 6.3 6.7 6.3 7.0 7.3 5.7 6.7 5.7 6.7 6.3 7.0 7.0 7.0 7.3 6.3 7.0 7.0 6.7 6.3 6.7 SR 1020 6.3 6.3 6.3 6.0 6.7 6.0 6.3 6.7 7.0 6.7 7.0 7.0 6.7 7.0 7.0 5.7 7.0 6.3 6.0 6.7 CRENSHAW 7.0 6.7 7.0 7.0 6.7 7.0 6.0 6.7 6.3 5.7 7.0 7.3 7.0 7.0 7.0 7.0 7.0 6.3 5.0 6.6 PENN G-6 6.3 6.3 6.3 7.0 7.0 6.3 6.3 6.0 6.7 6.3 7.0 6.7 7.0 6.7 6.3 7.0 7.0 6.3 6.3 6.6 PROVIDENCE 7.3 6.0 7.3 6.0 7.0 7.0 6.7 5.7 6.7 5.7 7.0 6.7 7.0 7.0 6.3 6.3 7.0 6.7 5.7 6.5 SR 1119 7.7 6.3 7.7 6.3 7.0 7.7 6.7 6.0 6.7 5.7 7.0 6.7 6.7 7.0 6.7 7.0 6.7 6.7 5.7 6.5 L-93 6.7 5.7 6.7 6.0 6.7 7.0 6.3 6.0 6.7 6.3 6.7 6.3 6.7 6.7 7.0 6.3 6.7 6.0 6.0 6.4 PUTTER 6.3 5.3 6.3 5.7 6.3 6.3 6.3 6.7 7.0 5.7 6.7 6.0 6.0 6.0 6.3 5.7 6.7 6.0 6.0 6.2 TRUELINE 7.0 5.7 7.0 5.7 6.3 6.3 6.3 6.0 6.3 6.0 7.0 6.3 6.3 6.3 6.0 6.0 6.0 6.0 5.7 6.2 CATO 7.0 5.0 7.0 5.3 6.3 6.3 6.0 5.7 6.7 5.7 6.3 6.3 6.3 6.3 5.7 5.3 6.7 6.3 5.7 6.1 VIPER 7.3 5.3 7.3 6.0 6.3 7.0 6.0 5.7 6.3 5.7 7.0 6.0 6.0 6.3 6.3 6.0 6.3 6.0 5.7 6.1 PENNCROSS 6.0 4.7 6.0 4.7 6.0 5.7 6.0 5.3 6.0 5.0 5.7 6.3 5.7 6.0 4.3 4.7 5.3 5.0 4.7 5.3 LSD VALUE 1.0 1.2 1.0 1.1 1.3 1.1 1.0 1.5 1.2 1.1 0.8 0.9 0.8 1.7 1.2 1.2 0.6 1.1 1.0 0.3 C.V. (%) 9.0 11.0 9.0 10.0 8.7 9.6 6.8 11.6 6.9 9.9 6.0 6.8 7.1 10.1 10.8 10.4 5.7 8.3 9.8 3.3 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.