TABLE 2B. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1997 USGA/GCSAA/NTEP ON-SITE BENTGRASS TEST AT GREEN VALLEY, AZ (COUNTRY CLUB OF GREEN VALLEY) 1/ 2000 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ TURFGRASS STIMPMETER READINGS MEASURED IN INCHES FALL FALL FALL FALL GENETIC SPRING LEAF DENSITY RATINGS PERCENT LIVING COVER WINTER COLOR COLOR COLOR COLOR STIMPMETER READINGS NAME COLOR GREENUP TEXTURE SPRING SUMMER FALL SPRING SUMMER FALL COLOR SEPT. OCT. NOV. DEC. SPRING SUMMER FALL PENN A-4 6.3 7.0 8.3 8.3 8.0 8.7 99.0 99.0 99.0 5.3 6.7 6.7 7.0 6.7 100.0 112.3 92.0 BACKSPIN 5.3 6.7 7.3 7.3 7.3 8.0 96.0 97.0 97.7 6.3 5.3 4.3 4.7 5.7 99.0 107.7 91.0 PENN A-1 5.7 5.3 7.3 6.7 7.0 7.3 93.0 97.0 97.7 5.7 6.7 6.0 6.0 6.3 106.3 115.0 99.3 SR 1119 6.7 7.0 7.3 7.7 7.0 7.3 98.3 97.3 98.7 7.0 7.0 6.3 6.7 6.7 95.0 115.7 88.7 CENTURY 5.3 5.0 7.7 8.0 6.7 7.7 95.3 94.0 99.0 5.3 6.0 5.3 5.3 5.7 115.7 106.0 104.3 GRAND PRIX (LCB-103) 4.7 4.7 7.7 8.0 7.7 7.7 98.7 98.7 98.7 5.0 5.0 4.3 4.3 5.0 99.3 110.3 97.0 L-93 5.7 6.3 6.7 7.0 7.0 7.7 97.3 97.0 98.7 6.7 6.3 5.3 6.0 6.3 104.3 108.0 98.0 SR 1020 5.3 6.3 6.7 6.7 6.0 7.0 93.3 91.7 96.7 6.3 6.0 4.0 5.0 6.3 110.3 108.0 96.3 PROVIDENCE 5.7 7.0 6.0 6.7 6.0 7.0 94.3 92.3 97.3 6.7 6.7 4.7 5.3 6.0 94.7 104.7 95.0 PENN G-1 5.7 7.0 7.3 8.0 7.7 7.7 98.3 98.3 99.0 5.7 5.3 5.0 5.3 5.3 104.0 112.7 92.3 IMPERIAL 5.0 6.0 7.3 7.7 7.0 7.7 97.7 97.0 97.7 5.3 6.0 4.7 5.0 5.0 102.7 109.3 100.3 TRUELINE 6.0 6.3 6.7 7.0 6.3 7.3 96.7 95.0 98.7 6.3 6.7 4.7 5.3 5.7 103.0 108.3 99.7 CRENSHAW 6.0 6.0 7.0 7.0 7.0 6.7 95.3 97.3 96.7 7.0 6.3 5.3 6.0 6.7 100.3 110.0 94.0 VIPER 6.0 7.3 6.7 7.0 6.7 6.7 95.0 94.0 97.3 7.3 7.7 4.7 6.0 7.0 103.0 110.0 96.3 PENN G-6 6.0 6.3 7.0 6.7 6.7 7.0 95.0 96.7 97.7 6.0 5.3 4.0 5.0 5.7 107.3 107.3 102.3 CATO 5.3 6.0 7.0 7.3 6.7 6.7 95.3 96.7 97.3 5.7 6.0 5.0 5.3 5.3 107.7 107.3 101.3 PUTTER 4.7 5.3 6.3 6.0 5.7 7.0 90.0 90.0 97.0 5.7 5.7 4.7 5.3 4.7 99.3 110.3 92.7 PENNCROSS 4.0 4.7 5.7 6.3 5.3 6.3 91.7 86.7 96.0 5.0 4.3 4.0 4.3 4.3 96.3 106.7 95.7 LSD VALUE 1.0 1.7 1.1 1.6 1.3 1.7 7.8 6.0 4.1 1.0 2.5 1.8 1.2 1.3 17.9 11.3 20.5 C.V. (%) 10.3 13.4 8.8 10.6 10.5 10.1 3.5 3.4 1.5 9.9 17.7 17.6 12.5 12.3 7.3 4.0 7.4 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 2B. MEAN TURFGRASS QUALITY RATINGS OF BENTGRASS CULTIVARS IN THE (CONT'D) 1997 USGA/GCSAA/NTEP ON-SITE BENTGRASS TEST AT GREEN VALLEY, AZ (COUNTRY CLUB OF GREEN VALLEY) 1/ 2000 DATA TURFGRASS QUALITY RATINGS 1-9; 9=BEST 2/ NAME JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN PENN A-4 6.7 7.0 7.0 8.3 6.7 8.3 8.0 6.7 6.3 7.0 6.7 8.7 7.3 BACKSPIN 6.7 7.3 7.7 8.0 6.0 7.0 6.7 6.3 4.7 6.0 6.0 6.7 6.6 PENN A-1 5.3 6.0 6.0 6.7 6.3 7.3 6.3 6.0 6.3 6.0 6.0 7.0 6.3 SR 1119 6.3 7.5 7.0 7.3 6.7 7.3 6.7 5.7 4.7 6.0 5.3 5.3 6.3 CENTURY 6.0 7.5 7.5 6.3 5.7 6.3 6.0 6.7 4.7 6.0 6.0 6.7 6.2 GRAND PRIX (LCB-103) 6.7 7.0 7.0 9.0 5.3 7.0 6.0 5.7 4.0 5.7 5.3 6.7 6.2 L-93 6.0 6.3 6.3 7.7 5.3 6.7 6.0 6.3 5.7 6.0 6.0 6.3 6.2 SR 1020 6.3 6.7 5.7 7.0 5.0 5.3 6.0 7.0 6.0 6.0 7.0 6.7 6.2 PROVIDENCE 6.0 6.7 7.3 7.7 4.7 5.7 5.7 6.0 5.3 5.7 6.0 6.3 6.1 PENN G-1 6.0 7.0 7.0 8.0 5.3 6.7 5.3 5.3 4.7 5.0 5.3 6.3 6.0 IMPERIAL 4.7 6.0 6.7 7.7 5.3 6.7 6.0 6.0 4.3 6.0 5.3 6.3 5.9 TRUELINE 6.7 6.7 6.7 8.0 5.0 5.7 6.0 5.0 4.0 5.3 5.0 6.3 5.9 CRENSHAW 5.3 6.3 5.7 7.0 5.0 7.0 6.5 6.0 5.0 5.7 5.7 5.0 5.8 VIPER 5.7 6.0 7.0 7.7 4.3 6.0 5.7 5.3 5.3 5.3 5.7 5.7 5.8 PENN G-6 5.3 7.0 6.5 7.0 5.7 6.3 5.7 5.0 5.0 5.0 4.7 6.7 5.7 CATO 5.7 6.3 5.7 7.3 4.7 6.3 5.7 5.3 4.3 5.0 5.0 5.7 5.6 PUTTER 5.0 6.7 6.7 6.7 4.3 5.3 4.7 5.3 5.7 4.7 5.3 6.7 5.6 PENNCROSS 6.3 7.0 7.0 6.7 2.7 4.7 4.7 4.7 3.7 4.7 4.3 6.7 5.3 LSD VALUE 2.8 - 3.1 2.8 2.3 1.6 2.7 - 3.8 3.1 3.7 1.8 2.0 C.V. (%) 16.9 19.1 15.8 13.8 20.9 13.4 17.9 21.1 26.6 18.8 21.7 13.9 11.9 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.