TABLE 18. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS GROWN ON A GREEN AT SAN FRANCISCO (CALIFORNIA GOLF CLUB OF SAN FRANCISCO), CA 1/ 2015-2019 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SEEDLING DENSITY RATINGS WINTER PINK SNOW QUALITY RATINGS NAME COLOR VIGOR SUMMER FALL COLOR MOLD JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN PURE SELECT 6.1 5.7 7.1 7.0 7.0 6.9 6.6 6.4 6.9 6.9 7.1 7.1 7.0 6.6 6.9 6.9 6.7 7.3 6.9 L-93 XD 6.9 5.3 6.8 6.8 7.0 8.0 6.6 6.7 6.5 7.1 7.2 7.0 6.7 6.7 6.9 6.5 6.7 7.1 6.8 777 (DLFPS-AP/3054) 6.9 5.0 6.9 6.4 7.0 8.5 6.5 6.5 6.3 6.7 7.1 7.0 6.4 6.8 6.7 6.5 6.7 6.7 6.6 KINGDOM 8.3 6.0 6.3 6.5 9.0 8.1 6.4 6.0 6.6 6.5 6.7 6.3 6.5 6.3 6.5 6.5 6.5 6.9 6.5 PURE ECLIPSE (PST-ROPS) 7.0 5.0 7.1 7.0 7.0 6.7 6.0 5.7 5.9 6.4 7.0 7.1 6.3 6.3 6.9 6.5 6.7 7.3 6.5 SHARK 6.7 5.3 6.8 6.7 7.0 7.3 6.3 6.1 6.3 6.3 7.3 6.7 6.4 6.5 6.6 6.5 6.0 6.7 6.5 DLFPS-AP/3058 6.7 5.0 6.7 6.3 7.0 7.2 6.0 6.1 6.0 6.5 6.5 6.4 6.2 6.4 6.5 6.4 6.6 6.8 6.4 MACDONALD (DLFPS-AP/3018) 6.7 5.3 7.0 6.8 7.0 7.1 6.3 6.1 6.2 6.5 6.8 6.9 6.1 6.2 6.5 6.3 6.4 6.9 6.4 NIGHTLIFE 8.3 6.0 6.5 7.0 9.0 8.1 6.7 6.5 6.7 6.3 6.5 6.3 6.3 6.0 6.5 6.2 6.3 6.9 6.4 TOUR PRO (GDE) 6.9 5.3 6.6 6.7 7.0 7.9 6.4 6.1 6.3 6.7 6.7 6.2 6.0 6.0 6.7 6.0 6.0 7.0 6.4 V-8 7.3 5.0 6.7 6.8 7.7 8.1 6.0 6.0 6.1 6.3 6.8 6.7 6.7 6.0 6.7 6.4 6.7 6.6 6.4 ARMOR 8.2 5.7 6.1 6.2 8.7 8.0 6.6 6.3 6.7 6.2 6.6 6.1 6.0 5.9 6.5 5.8 6.2 6.7 6.3 BARRACUDA 6.7 5.7 6.6 6.5 7.0 8.2 6.5 6.3 6.5 6.3 6.7 6.6 6.0 6.0 6.1 6.2 6.0 6.5 6.3 PIRANHA (DC-1) 6.8 5.0 6.9 6.3 7.0 7.1 6.1 6.1 6.0 6.3 6.7 6.7 6.0 6.1 6.3 6.3 6.5 6.7 6.3 DLFPS-AP/3056 7.1 5.0 6.3 6.7 6.3 7.5 6.0 6.0 6.0 6.0 6.7 6.3 5.8 6.1 6.5 6.1 6.4 6.8 6.2 PENN A-1 7.3 5.0 6.1 6.0 7.7 7.5 6.0 5.8 6.0 6.3 6.7 6.2 6.0 5.9 6.2 6.4 6.1 6.5 6.2 LUMINARY 6.5 5.0 6.3 6.2 7.0 7.9 6.0 5.7 6.0 6.3 6.6 6.0 6.0 6.3 6.0 5.9 6.2 6.6 6.1 DLFPS-AP/3059 6.3 5.0 5.8 6.0 7.3 7.9 5.9 5.6 6.0 6.1 6.1 5.9 5.8 5.9 6.1 5.9 6.0 6.1 5.9 DECLARATION 6.9 5.0 5.9 5.8 7.3 7.8 5.9 5.4 6.0 6.1 6.1 5.3 5.5 5.8 5.7 5.4 5.2 5.9 5.7 PENNCROSS 6.0 5.0 4.3 4.4 7.3 8.2 5.2 4.4 5.0 4.9 5.4 4.3 4.3 4.9 4.7 4.3 4.7 4.4 4.7 LSD VALUE 0.4 0.6 0.3 0.3 0.7 0.6 0.3 0.3 0.3 0.3 0.5 0.3 0.3 0.3 0.4 0.5 0.3 0.4 0.1 C.V. (%) 9.1 6.5 8.1 6.4 5.7 10.9 6.6 8.9 6.3 8.2 9.8 7.7 6.9 7.4 10.4 11.5 7.8 8.2 3.7 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.