TABLE 1. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS AT NINETEEN LOCATIONS IN THE UNITED STATES 1990 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF 1/ NAME DC1 ID2 IL2 IN1 KY1 MD1 MI1 MO1 NE1 NJ1 * PST-2PM (SATURN) 5.0 5.9 7.2 7.0 6.8 5.5 5.9 5.7 6.2 6.3 * PST-M2E (MAN. II W/E) 4.4 6.2 6.8 7.3 7.2 5.7 5.4 5.8 5.5 6.3 * SR 4000 2.9 6.3 7.0 6.8 7.2 6.2 6.3 5.8 6.0 6.2 * PICK 300 (BLAZER II) 5.3 6.6 6.9 7.2 7.3 5.7 5.7 5.8 6.2 5.4 * PST-259 (COMMANDER) 4.9 6.3 7.1 6.9 6.8 5.5 5.2 5.0 5.9 5.8 * SR 4100 4.1 6.6 7.6 6.9 7.2 6.0 5.2 6.2 5.7 6.0 * PST-2H7 (DIMENSION) 3.3 7.3 6.7 6.6 7.1 4.8 6.3 5.5 5.8 6.1 * REPELL 5.3 6.4 7.0 6.9 7.3 6.0 5.4 5.3 5.8 5.1 * PICK 600 (FIESTA II) 3.2 6.3 6.7 6.9 6.9 5.2 5.4 5.8 6.3 5.2 * OMEGA II 3.2 6.8 6.3 7.1 7.3 5.5 5.4 5.7 5.6 5.3 * PICK 647 (RIVIERA) 3.8 6.3 7.2 6.8 7.1 4.8 5.8 5.5 5.7 5.8 * PENNANT 4.9 6.4 7.1 6.8 6.5 5.2 5.4 5.5 6.0 5.6 * MANHATTAN II 4.2 6.8 6.8 6.9 6.5 5.7 5.5 5.2 5.8 5.5 * PST-250 (COMPETITOR) 4.4 5.9 6.8 6.8 6.6 5.3 5.0 5.7 5.8 5.7 * PST-2HH (CHARGER) 2.8 6.2 7.1 6.8 6.8 6.2 6.0 4.8 5.7 4.8 * PICK 715 (EDGE) 2.9 5.5 6.4 6.9 6.6 6.3 5.0 5.7 5.8 5.7 * PALMER 5.8 6.2 6.5 6.9 6.6 6.3 5.3 5.3 5.7 5.3 * PICK 233 (DASHER II) 2.9 5.8 6.4 6.7 7.0 5.8 5.4 5.2 5.6 5.7 * CITATION II 2.3 5.8 6.9 6.7 7.0 6.3 5.4 5.8 5.2 5.4 * ISI-851 (LINDSAY) 3.4 6.0 6.6 6.6 6.7 5.5 5.4 5.3 5.8 5.2 PST-2DD 3.1 7.2 . 6.8 6.9 4.7 4.9 3.5 5.3 5.0 * PRELUDE 5.1 6.3 6.9 6.7 6.4 5.5 5.3 5.3 5.9 5.0 * GATOR 4.3 5.9 6.3 6.9 6.8 5.3 5.3 4.8 5.9 5.0 * ALLAIRE 4.5 5.8 6.7 6.9 6.7 5.7 5.3 5.0 6.0 5.0 PSU-333 5.1 5.8 6.9 6.8 6.5 5.8 5.2 5.0 5.8 5.0 * KWS-AL-2 (AQUARIUS) 3.3 6.1 6.1 6.1 6.3 4.7 5.5 5.0 5.5 6.1 * CALIENTE 5.1 5.8 7.2 6.6 6.6 5.7 4.8 5.3 5.7 5.0 * GOALIE 4.4 5.9 7.5 6.7 6.4 5.3 5.3 5.2 5.6 5.5 * TARA 3.7 6.6 6.6 6.5 6.9 5.5 5.2 4.5 5.8 4.8 RUNAWAY 3.9 5.8 6.7 6.7 6.9 6.0 5.4 5.0 5.4 5.0 * PATRIOT 4.4 5.9 6.9 6.6 6.5 4.8 5.1 5.5 5.8 4.6 * BIRDIE II 3.3 5.8 6.9 6.7 6.6 5.7 4.8 5.5 5.7 4.8 PSU-222 4.7 5.8 6.6 6.7 6.7 5.7 5.2 4.7 5.8 5.0 * RODEO 4.7 6.3 6.3 6.4 6.4 5.0 5.2 5.0 5.8 5.0 * BAR LP 410 (BARRAGE) 4.1 5.8 6.6 6.7 6.8 5.3 4.6 5.7 5.3 3.9 * 246 4.3 5.4 5.8 6.5 6.6 6.0 4.8 5.7 5.8 4.5 * BELLE 4.0 6.2 6.8 6.6 6.6 5.2 5.2 5.0 6.0 5.6 * RANGER 4.1 6.2 6.6 6.8 6.9 4.8 5.1 5.3 5.6 5.1 * DERBY 3.3 6.0 7.1 6.7 6.3 5.0 4.9 5.5 5.7 4.8 * BARRY 4.3 6.1 6.4 6.7 6.4 5.0 4.8 4.2 5.4 4.5 ACROBAT 5.8 5.4 6.4 6.6 6.2 5.7 4.8 6.3 5.8 4.0 * REGAL 4.9 5.0 6.9 6.4 6.4 5.0 5.2 4.5 5.5 5.1 * SR 4031 (NOVA) 2.4 5.7 7.0 6.6 6.4 5.3 5.2 5.0 5.7 4.2 * YORKTOWN II 4.9 5.8 6.5 6.5 6.2 4.8 5.2 4.8 5.2 4.0 RIVAL 4.5 6.2 7.0 6.7 6.3 5.0 4.8 4.7 5.5 3.9 TABLE 1. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS (continued) AT NINETEEN LOCATIONS IN THE UNITED STATES 1990 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF NAME DC1 ID2 IL2 IN1 KY1 MD1 MI1 MO1 NE1 NJ1 RONJA 4.5 6.1 6.6 6.5 6.2 5.2 5.1 4.8 5.7 3.8 * VINTAGE-2DF 3.7 5.4 6.6 6.7 6.5 5.2 5.1 5.0 6.3 3.6 * MOM LP 763 (TORONTO) 5.5 5.6 6.4 6.7 6.4 5.5 4.9 4.8 4.9 3.8 DEL 946 3.7 5.4 7.3 6.4 6.7 5.8 4.8 4.5 6.2 4.3 * DIPLOMAT 5.2 6.0 6.6 6.5 6.0 4.3 4.9 6.0 5.5 3.6 * SHERIFF 5.2 5.3 6.1 6.4 6.0 5.5 4.5 5.0 5.6 3.8 PAVO 4.7 6.2 6.2 6.7 6.3 4.5 4.6 5.2 5.5 2.8 NK 80389 3.3 6.2 6.5 6.4 6.8 4.5 4.6 4.7 5.2 4.1 * BAR LP 454 (BARCREDO) 3.9 5.9 5.9 6.7 6.1 4.0 4.4 4.3 5.7 3.4 * OVATION 3.6 5.5 5.9 6.7 6.0 4.8 5.1 5.5 4.9 3.7 * BRENDA 3.8 5.9 6.2 6.6 6.3 5.2 4.9 4.5 5.8 4.4 * MANHATTAN 5.1 6.0 6.4 6.4 6.2 5.2 4.7 4.8 5.4 3.3 * ISI-K2 (DILLON) 2.1 5.6 6.4 6.5 6.2 5.2 4.7 5.5 5.5 3.7 * PENNFINE 2.5 5.1 6.7 6.4 6.2 5.8 4.8 5.3 5.5 4.1 * DELRAY 3.1 5.3 6.7 6.3 5.9 5.7 4.6 5.5 5.8 4.5 * COWBOY 2.6 6.3 6.4 6.3 5.9 5.0 4.9 5.0 5.6 4.2 * REGENCY 3.7 5.8 6.0 6.6 5.3 5.0 4.9 4.3 5.9 3.6 J208 4.3 5.8 6.2 6.3 5.7 4.7 4.8 3.8 4.8 3.4 J207 3.7 5.5 6.4 6.7 6.1 4.5 4.5 4.3 5.4 3.2 * LINN 2.5 3.6 6.4 6.4 4.2 3.0 3.1 2.0 4.5 1.6 LSD VALUE 1.9 0.9 0.9 0.4 0.6 1.1 0.6 1.4 0.7 1.0 * COMMERCIALLY AVAILABLE IN THE UNITED STATES IN 1991 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). TABLE 1. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS (continued) AT NINETEEN LOCATIONS IN THE UNITED STATES 1990 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF NAME NJ2 NY1 OH2 OR1 OR2 RI1 SD1 UB1 VA1 MEAN PST-2PM (SATURN) 6.4 4.8 8.0 6.1 5.9 6.9 6.2 7.3 4.8 6.2 PST-M2E (MAN. II W/E) 6.8 4.8 7.0 6.9 6.2 7.2 6.3 7.1 4.7 6.2 SR 4000 6.5 5.3 6.3 6.1 6.1 7.1 6.7 7.2 5.0 6.2 PICK 300 (BLAZER II) 6.9 5.2 7.3 6.6 6.1 6.7 6.6 4.4 4.9 6.1 PST-259 (COMMANDER) 6.9 4.8 7.3 6.2 6.3 7.0 6.7 7.2 4.7 6.1 SR 4100 5.7 5.4 7.0 5.7 6.1 7.0 6.1 7.4 4.9 6.1 PST-2H7 (DIMENSION) 7.2 5.3 6.7 6.8 6.3 6.6 6.3 7.0 4.9 6.1 REPELL 6.0 5.4 7.0 5.7 6.1 7.3 6.5 6.8 4.8 6.1 PICK 600 (FIESTA II) 6.6 5.0 7.7 6.8 6.1 7.4 6.9 5.0 5.0 6.0 OMEGA II 6.3 5.1 7.0 6.5 5.9 6.7 6.3 6.9 4.7 6.0 PICK 647 (RIVIERA) 6.4 5.3 6.7 5.8 6.0 7.2 6.8 5.4 4.6 5.9 PENNANT 6.2 5.1 6.3 5.6 5.6 6.9 6.1 6.8 4.9 5.9 MANHATTAN II 6.3 4.9 7.0 6.4 6.3 6.4 6.1 6.0 4.7 5.9 PST-250 (COMPETITOR) 6.3 5.1 6.7 6.6 6.1 6.8 6.8 5.9 4.6 5.9 PST-2HH (CHARGER) 6.5 5.1 6.3 7.0 5.9 6.6 6.9 6.4 4.8 5.9 PICK 715 (EDGE) 6.3 5.0 7.0 6.1 5.7 6.7 6.4 7.3 4.7 5.9 PALMER 5.7 4.7 6.3 6.1 5.7 6.7 6.3 5.8 4.9 5.9 PICK 233 (DASHER II) 5.9 5.5 6.3 5.9 6.1 6.9 6.3 7.1 4.9 5.9 CITATION II 6.1 4.4 6.3 6.0 5.9 6.8 6.3 7.4 4.8 5.8 ISI-851 (LINDSAY) 5.8 4.9 6.7 5.8 6.3 6.9 6.6 5.6 5.0 5.8 PST-2DD 6.3 5.2 7.0 7.2 6.4 6.7 6.7 6.4 4.8 5.8 PRELUDE 5.3 4.7 6.3 5.8 5.7 6.8 6.5 5.1 4.7 5.8 GATOR 5.8 5.3 7.3 5.6 6.1 7.1 6.3 3.9 5.0 5.7 ALLAIRE 6.6 5.0 6.7 5.8 5.9 6.4 6.1 4.8 4.2 5.7 PSU-333 5.6 5.0 7.0 5.1 5.5 6.5 6.3 4.6 4.7 5.7 KWS-AL-2 (AQUARIUS) 6.5 4.4 7.0 6.5 6.9 6.3 7.3 3.7 4.4 5.7 CALIENTE 4.9 4.4 6.3 5.3 5.4 6.2 6.1 6.2 4.7 5.7 GOALIE 5.7 4.7 6.3 5.0 5.2 6.7 6.7 4.6 4.8 5.6 TARA 5.8 5.0 7.0 6.5 6.1 7.0 6.3 3.0 4.6 5.6 RUNAWAY 5.8 5.0 6.7 5.2 5.6 6.2 6.5 4.6 4.9 5.6 PATRIOT 5.4 4.9 6.7 5.3 6.0 6.6 6.6 5.2 4.4 5.6 BIRDIE II 5.2 4.9 5.7 5.6 5.9 6.4 5.8 6.8 4.7 5.6 PSU-222 5.0 5.0 6.7 4.9 5.4 6.8 6.6 4.4 4.6 5.6 RODEO 5.7 4.8 7.0 5.8 5.8 6.7 6.0 3.9 4.3 5.6 BAR LP 410 (BARRAGE) 4.3 4.8 7.0 5.3 5.7 6.5 6.3 6.4 4.9 5.6 246 5.3 4.3 6.0 5.8 5.4 6.2 5.9 7.0 4.6 5.6 BELLE 5.2 4.7 6.7 4.7 5.3 6.6 6.8 3.6 4.6 5.5 RANGER 5.1 4.8 6.7 5.6 6.0 6.6 6.8 2.7 4.5 5.5 DERBY 5.3 4.6 6.3 5.1 5.2 6.4 6.2 5.2 4.7 5.5 BARRY 4.7 4.7 6.3 5.9 6.0 6.3 6.6 5.4 4.4 5.5 ACROBAT 4.4 4.6 6.3 5.3 5.5 6.2 6.4 3.3 4.7 5.5 REGAL 5.5 4.2 5.7 4.7 5.1 5.8 5.6 6.5 4.8 5.4 SR 4031 (NOVA) 5.2 4.7 5.7 5.5 5.6 6.1 5.5 6.4 4.8 5.4 YORKTOWN II 4.6 4.9 6.0 5.9 5.4 6.3 6.5 4.6 4.7 5.4 RIVAL 4.3 5.0 6.7 5.1 5.4 6.3 6.0 4.8 4.8 5.4 TABLE 1. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS (continued) AT NINETEEN LOCATIONS IN THE UNITED STATES 1990 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF NAME NJ2 NY1 OH2 OR1 OR2 RI1 SD1 UB1 VA1 MEAN RONJA 4.2 4.9 6.0 5.7 6.0 6.6 6.0 3.6 4.9 5.4 VINTAGE-2DF 3.7 4.4 6.7 4.8 5.6 6.1 5.8 6.3 4.2 5.3 MOM LP 763 (TORONTO) 3.8 4.8 6.7 5.1 5.5 7.1 6.4 2.9 4.4 5.3 DEL 946 4.3 5.1 6.7 4.7 5.0 5.8 6.2 3.8 4.6 5.3 DIPLOMAT 5.0 4.4 5.7 5.3 5.3 6.3 6.3 3.2 4.3 5.3 SHERIFF 4.7 4.3 6.0 5.1 5.5 6.2 6.1 4.4 4.7 5.3 PAVO 3.7 4.9 7.0 4.8 5.6 6.4 6.0 4.8 4.3 5.3 NK 80389 4.7 4.1 6.7 5.2 5.7 6.7 7.1 3.1 4.7 5.3 BAR LP 454 (BARCREDO) 3.8 5.3 6.3 5.1 5.5 6.5 6.9 4.7 5.3 5.3 OVATION 4.0 4.8 6.3 4.9 5.0 6.3 6.8 5.0 4.6 5.2 BRENDA 4.8 4.3 6.0 4.8 5.0 5.8 6.6 4.1 4.2 5.2 MANHATTAN 4.3 4.7 5.7 4.9 5.6 6.4 5.8 3.6 4.4 5.2 ISI-K2 (DILLON) 4.5 4.9 6.7 4.8 5.4 6.4 6.4 3.9 4.3 5.2 PENNFINE 4.5 4.7 5.7 4.6 5.1 6.3 6.6 4.3 4.2 5.2 DELRAY 4.5 4.5 6.7 4.9 4.8 5.3 6.2 3.0 4.7 5.1 COWBOY 4.0 4.6 6.0 5.2 5.5 6.1 5.3 4.2 4.2 5.1 REGENCY 3.8 4.6 6.0 5.0 5.2 6.6 6.3 4.1 4.6 5.1 J208 3.8 5.1 6.3 5.0 5.4 6.1 6.3 4.1 4.5 5.1 J207 3.3 5.1 6.0 4.6 5.3 6.8 6.3 3.9 4.4 5.1 LINN 1.1 3.1 5.0 2.5 3.7 3.9 4.9 2.2 3.0 3.5 LSD VALUE 1.0 0.6 1.0 0.7 0.5 0.7 0.5 1.3 0.6 0.2 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).