TABLE 6. MEAN TURFGRASS QUALITY RATINGS OF KENTUCKY BLUEGRASS CULTIVARS GROWN UNDER MEDIUM/HIGH INPUT USING DIFFERENT NITROGEN LEVELS 1/ 1998 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF 2/ NITROGEN LEVELS (LBS OF N/1000 SQ. FT./YEAR NAME 2.1-3.0 3.1-4.0 4.1+ MEAN BRILLIANT (PST-B2-42) 6.4 6.5 7.0 6.6 MIDNIGHT 6.7 6.2 7.2 6.5 LIBERATOR (ZPS-2572) 6.7 6.2 7.0 6.5 AWARD 6.7 6.3 6.7 6.5 TOTAL ECLIPSE (TCR-1738) 6.4 6.1 7.3 6.5 ODYSSEY (J-1561) 6.6 6.1 7.0 6.4 APOLLO (PST-B3-180) 6.1 6.3 6.9 6.4 IMPACT (J-1576) 6.5 6.1 7.2 6.4 NUGLADE 6.6 6.1 7.0 6.4 UNIQUE 6.1 6.3 6.8 6.4 AMERICA 6.3 6.3 6.7 6.4 SHOWCASE (PST-BO-141) 6.2 6.3 6.8 6.4 RUGBY II (MED-18) 6.4 6.1 6.8 6.3 PRINCETON 105 6.5 6.0 6.8 6.3 MOONLIGHT (PST-A418) 6.3 6.1 6.8 6.3 BLACKSTONE (PST-638) 6.2 6.2 6.4 6.3 NORTH STAR (PST-A7-60) 6.5 6.0 6.6 6.3 QUANTUM LEAP (J-1567) 6.3 6.0 6.7 6.2 PICK 8 6.4 5.9 6.6 6.2 ARCADIA (J-1936) 6.3 5.9 6.8 6.2 BLACKSBURG 6.3 6.0 6.2 6.1 WILDWOOD 6.3 5.9 6.3 6.1 GLADE 6.1 5.9 6.4 6.1 SERENE (PST-A7-245A) 6.1 5.9 6.3 6.0 ABSOLUTE (MED-1497) 6.4 5.7 6.5 6.0 JEFFERSON 6.1 6.0 5.8 6.0 CHAMPAGNE (LTP-621) 6.0 5.9 6.0 6.0 CHICAGO (J-2582) 6.0 5.8 6.5 6.0 RAMBO (J-2579) 5.9 5.8 6.3 6.0 ZPS-2183 6.3 5.8 6.1 6.0 ECLIPSE 6.1 5.9 6.0 6.0 BAR VB 3115B 6.2 5.8 6.1 5.9 SR 2109 6.0 5.9 6.0 5.9 EXPLORER (PICK-3561) 5.9 5.9 6.1 5.9 NUSTAR 6.1 5.8 5.8 5.9 SR 2000 6.2 5.7 6.1 5.9 PLATINI 5.8 5.7 6.3 5.9 CHATEAU 5.8 5.8 5.9 5.9 LIMOUSINE 5.9 5.7 6.2 5.9 CONNI 5.8 5.7 6.3 5.9 NJ-GD 6.1 5.8 5.6 5.9 BA 81-058 6.1 5.6 6.2 5.9 ALLURE 6.0 5.7 6.1 5.8 PST-P46 6.1 5.6 6.2 5.8 LKB-95 5.8 5.9 5.7 5.8 TABLE 6. MEAN TURFGRASS QUALITY RATINGS OF KENTUCKY BLUEGRASS CULTIVARS (CONT'D) GROWN UNDER MEDIUM/HIGH INPUT USING DIFFERENT NITROGEN LEVELS 1998 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF NITROGEN LEVELS (LBS OF N/1000 SQ. FT./YEAR NAME 2.1-3.0 3.1-4.0 4.1+ MEAN COVENTRY 6.0 5.7 6.0 5.8 ASP200 (HV 130) 5.8 5.7 6.3 5.8 SHAMROCK 6.0 5.7 6.0 5.8 NJ 1190 6.1 5.7 5.7 5.8 BAR VB 5649 5.9 5.7 5.9 5.8 LIVINGSTON 5.9 5.8 5.8 5.8 SEABRING (BA 79-260) 5.9 5.6 6.3 5.8 CALIBER 5.8 5.7 5.9 5.8 PST-BO-165 5.8 5.6 6.1 5.8 BA 81-270 6.1 5.6 5.9 5.8 BARONIE 6.1 5.6 5.8 5.7 CHALLENGER 6.0 5.5 6.0 5.7 JEWEL (BA 81-227) 5.9 5.6 5.9 5.7 ASCOT 5.9 5.5 5.8 5.7 RAVEN 6.1 5.5 5.8 5.7 FORTUNA 5.6 5.5 5.9 5.7 MARQUIS 5.9 5.6 5.6 5.7 BA 70-060 5.8 5.5 5.9 5.6 BAR VB 233 5.5 5.5 6.1 5.6 BA 77-702 5.8 5.4 6.0 5.6 BA 75-490 6.0 5.4 5.8 5.6 BA 73-373 5.9 5.4 5.8 5.6 ABBEY 5.9 5.4 5.8 5.6 ZPS-309 5.6 5.4 6.2 5.6 CLASSIC 6.0 5.5 5.5 5.6 HAGA 5.9 5.4 5.7 5.6 NJ-54 5.7 5.5 5.7 5.6 BARON 6.0 5.3 5.8 5.6 BA 81-220 5.8 5.4 5.8 5.6 BARTITIA 5.7 5.5 5.7 5.6 GOLDRUSH (BA 87-102) 5.6 5.5 5.8 5.6 ENVICTA (BA 75-173) 5.6 5.5 5.6 5.6 SR 2100 5.9 5.4 5.5 5.6 A88-744 5.8 5.3 5.9 5.5 MED-1580 5.6 5.4 5.6 5.5 DRAGON (ZPS-429) 5.8 5.4 5.5 5.5 CARDIFF 5.3 5.5 5.6 5.5 BLUECHIP (MED-1991) 5.8 5.3 5.7 5.5 J-1555 5.6 5.2 5.9 5.5 BA 76-197 5.5 5.5 5.3 5.5 BA 75-163 5.5 5.3 5.8 5.5 MISTY (BA 76-372) 5.9 5.4 5.2 5.4 VB 16015 5.5 5.2 5.9 5.4 NIMBUS 5.7 5.3 5.4 5.4 LTP-620 5.6 5.3 5.5 5.4 TABLE 6. MEAN TURFGRASS QUALITY RATINGS OF KENTUCKY BLUEGRASS CULTIVARS (CONT'D) GROWN UNDER MEDIUM/HIGH INPUT USING DIFFERENT NITROGEN LEVELS 1998 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF NITROGEN LEVELS (LBS OF N/1000 SQ. FT./YEAR NAME 2.1-3.0 3.1-4.0 4.1+ MEAN HV 242 5.4 5.2 5.9 5.4 BAR VB 6820 5.6 5.0 6.0 5.4 PICK-855 5.5 5.3 5.3 5.4 SIDEKICK 5.7 5.2 5.4 5.4 BA 81-113 5.4 5.1 5.7 5.3 H86-690 5.3 5.1 5.1 5.1 SRX 2205 5.3 5.1 4.9 5.1 SODNET 5.4 4.8 5.5 5.1 COMPACT 5.0 5.0 4.8 4.9 LIPOA 5.2 4.7 5.0 4.9 PEPAYA (DP 37-192) 5.1 4.5 5.3 4.8 BARUZO 4.8 4.6 5.0 4.7 KENBLUE 5.0 4.4 4.5 4.6 LSD VALUE 0.3 0.2 0.4 0.2 C.V. (%) 8.5 10.6 9.0 9.8 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.