TABLE 1. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS AT TWENTY-FOUR LOCATIONS IN THE UNITED STATES 1989 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF 1/ NAME DC1 ID2 IL1 IL2 IN1 KS1 KS2 KY1 MD1 MI1 MO1 NE1 * PST-2PM (SATURN) 4.7 7.3 5.9 7.5 6.1 6.6 7.9 6.2 5.8 5.8 7.3 6.5 * SR 4100 3.4 6.7 5.7 7.9 6.6 6.9 6.8 6.5 6.4 5.4 7.5 5.9 * PENNANT 4.2 6.8 5.6 7.7 6.7 6.6 7.0 6.2 6.7 5.3 7.3 6.2 * SR 4000 3.7 6.4 5.7 7.3 6.1 6.7 6.7 6.4 6.7 5.3 6.7 6.1 * PST-M2E (MAN. II W/ENDO) 4.6 6.1 5.8 6.7 6.3 6.8 7.4 5.6 5.9 5.2 7.0 5.8 * PST-259 (COMMANDER) 4.7 5.8 6.1 7.2 6.3 6.8 7.3 6.4 5.8 5.0 6.9 5.9 * PST-2H7 (DIMENSION) 3.7 6.6 5.9 6.6 6.0 6.6 7.1 6.3 5.3 5.6 6.7 6.4 * PALMER 6.4 6.5 5.8 7.2 6.1 6.3 6.2 6.0 6.2 5.4 6.4 5.8 * PICK 715 3.4 6.4 5.6 5.9 6.4 6.8 6.8 6.4 6.5 4.9 7.3 5.6 * PICK 647 (RIVIERA) 3.7 6.8 5.7 7.6 5.6 6.3 7.2 6.5 5.3 5.3 7.0 6.1 * PST-2HH (CHARGER) 3.5 6.3 6.0 7.7 5.9 6.4 7.1 5.8 6.6 5.3 7.2 5.9 * PICK 233 (DASHER II) 2.7 6.0 5.3 6.5 5.8 6.9 7.4 6.0 5.8 5.3 7.1 6.4 * PICK 600 (FIESTA II) 4.2 6.9 5.7 6.9 6.7 6.8 6.1 6.1 5.0 4.9 6.6 6.3 * REPELL 5.3 5.8 4.8 7.1 6.3 6.3 6.7 6.6 5.7 5.1 6.4 6.3 * PICK 300 (BLAZER II) 5.4 7.0 5.8 6.8 6.8 6.7 5.7 6.4 5.6 5.1 6.3 6.1 * OMEGA II 2.1 6.8 5.8 6.2 5.9 6.5 6.9 6.4 5.7 5.3 6.3 5.9 * GOALIE 4.6 6.5 5.6 7.7 5.8 6.6 7.0 5.9 6.6 5.0 6.8 5.0 * MANHATTAN II 4.4 6.3 5.6 6.4 5.4 6.2 7.2 6.0 5.7 5.4 6.0 5.9 * CITATION II 2.0 6.4 5.8 6.9 5.6 6.6 7.1 6.6 6.4 5.1 6.5 5.7 * CALIENTE 5.0 6.2 5.4 7.3 5.8 6.8 7.2 6.1 6.1 4.6 6.7 6.4 * PRELUDE 4.7 6.3 5.3 6.8 5.9 6.5 7.0 6.0 6.1 5.1 5.9 5.5 * PSU-333 4.5 6.2 5.4 7.4 6.2 6.9 7.1 5.9 5.9 5.1 6.3 6.0 * BIRDIE II 3.7 6.5 5.6 7.1 6.2 6.4 6.8 6.0 6.2 5.1 6.5 5.8 * PST-250 (COMPETITOR) 4.2 6.0 5.3 6.6 5.6 6.5 7.0 5.8 5.1 5.2 6.5 5.8 * GATOR 5.3 6.5 5.5 6.1 5.9 6.3 5.7 6.8 5.3 4.8 6.5 5.8 * ALLAIRE 5.3 6.3 5.5 5.8 6.2 6.6 7.0 5.9 6.1 5.5 6.4 5.9 PST-2DD 3.1 7.6 5.0 6.9 5.7 5.9 5.9 5.7 4.9 5.2 5.7 6.5 * ISI-851 (LINDSAY) 4.7 6.5 5.4 6.7 5.4 6.6 6.3 5.8 6.1 5.2 6.0 5.9 * PATRIOT 3.9 6.2 5.3 7.1 5.7 6.1 7.4 6.0 5.1 4.7 6.7 6.1 * 246 3.9 6.8 5.8 6.4 5.9 6.7 7.4 5.4 5.4 5.0 6.6 5.5 * REGAL 3.6 6.2 4.7 7.1 5.7 6.5 7.9 6.0 5.3 5.4 6.8 5.8 BAR LP 410 (BARRAGE) 4.7 5.6 4.9 7.1 5.6 6.8 6.3 6.3 5.1 5.1 6.9 5.6 * TARA 3.5 6.8 5.5 6.9 5.2 6.8 5.9 6.1 5.6 5.4 6.0 5.8 RUNAWAY 5.0 6.4 5.5 6.1 6.3 6.3 6.1 6.0 6.1 5.3 6.1 5.1 RIVAL 3.9 6.9 5.7 6.3 6.4 6.9 5.9 6.0 5.7 5.0 6.5 5.9 PSU-222 4.4 6.2 4.8 6.5 5.6 6.7 6.4 5.8 5.8 4.9 5.7 6.5 * PENNFINE 4.2 6.4 5.1 7.0 6.2 6.4 6.7 5.9 6.2 4.9 5.9 6.1 * BELLE 4.3 6.3 5.2 6.2 6.3 6.3 7.2 6.0 5.4 5.4 5.9 5.5 * SR 4031 (NOVA) 1.7 6.1 5.6 6.9 6.1 6.8 6.4 6.0 5.8 4.9 5.9 5.7 * DERBY 3.3 6.1 5.0 7.1 6.0 6.3 6.2 5.6 5.3 5.1 6.1 5.6 * RODEO 4.7 6.7 5.2 5.8 5.5 6.5 5.9 6.1 5.0 5.0 6.0 5.5 * KWS-AL-2 (AQUARIUS) 2.2 7.3 4.7 6.1 4.7 6.7 6.3 5.4 5.1 5.1 6.1 5.2 DEL 946 3.3 6.3 4.8 6.8 5.9 6.7 6.4 6.5 6.4 4.9 6.0 5.7 * RANGER 4.4 6.3 5.0 6.4 5.9 6.4 5.8 6.2 4.9 4.9 6.5 5.7 MOM LP 763 4.7 5.8 5.8 5.7 5.8 6.3 5.8 5.9 6.1 4.8 6.1 5.8 TABLE 1. (continued) MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS AT TWENTY-FOUR LOCATIONS IN THE UNITED STATES 1989 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF NAME DC1 ID2 IL1 IL2 IN1 KS1 KS2 KY1 MD1 MI1 MO1 NE1 * BARRY 3.5 5.4 5.3 6.0 6.0 6.5 6.9 5.9 5.2 5.1 5.7 5.7 * DELRAY 2.3 5.4 5.2 6.3 5.8 6.9 7.2 5.9 6.2 4.5 6.2 5.2 * BRENDA 3.7 6.6 5.9 5.9 6.3 6.6 6.8 5.8 5.3 5.1 5.6 5.3 ACROBAT 6.1 6.0 5.2 5.7 5.6 6.3 5.9 5.7 5.4 4.8 6.5 5.7 * YORKTOWN II 4.8 5.6 5.1 6.2 6.1 6.6 5.9 5.8 4.6 4.9 5.8 5.7 * OVATION 3.7 6.4 5.6 5.1 6.4 6.6 5.7 5.9 5.9 4.8 6.3 5.1 BAR LP 454 (BARCREDO) 2.7 6.2 5.3 5.8 5.8 6.7 6.0 6.4 4.4 4.7 6.2 6.4 * VINTAGE-2DF 3.7 5.6 4.9 6.7 5.8 6.7 6.6 5.7 5.8 4.9 6.2 6.2 * DIPLOMAT 5.3 5.9 5.1 6.1 5.9 6.5 5.8 5.5 4.6 4.5 5.9 6.1 RONJA 4.1 6.9 4.3 6.6 6.1 6.4 5.6 5.8 5.1 4.7 5.7 5.3 * SHERIFF 4.7 5.9 4.8 5.8 5.8 5.9 5.6 5.6 5.6 4.5 6.1 5.3 * ISI-K2 (DILLON) 2.5 5.8 5.3 6.1 5.9 6.8 5.7 6.0 5.4 4.8 5.7 6.2 * REGENCY 3.6 5.6 5.2 5.8 5.6 6.2 6.6 5.2 5.3 4.8 5.9 5.8 NK 80389 4.1 5.6 4.8 5.5 4.8 6.1 6.1 6.1 4.8 5.0 5.1 5.8 * COWBOY 1.5 6.1 5.1 6.5 5.4 6.6 6.3 5.6 5.1 5.1 5.7 5.3 PAVO 4.5 6.0 4.7 5.5 6.2 6.6 6.0 5.6 5.1 4.5 5.1 5.8 J208 4.8 6.0 4.3 5.5 5.8 5.8 5.6 5.4 4.8 4.6 4.9 5.8 * MANHATTAN 5.3 6.1 5.2 5.7 5.4 5.5 5.4 5.7 5.2 4.9 5.3 6.1 J207 3.4 5.8 5.3 6.0 5.8 6.1 5.9 5.4 4.7 4.5 4.9 6.0 * LINN 1.2 4.4 2.0 5.5 5.4 5.7 4.2 3.7 4.0 3.6 2.9 4.1 LSD VALUE 2.0 1.0 0.8 1.5 0.9 0.8 1.1 0.7 1.1 0.5 0.7 1.1 * COMMERCIALLY AVAILABLE VARIETY TABLE 1. (continued) MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS AT TWENTY-FOUR LOCATIONS IN THE UNITED STATES 1989 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF NAME NJ1 NJ2 NY1 OH2 OR1 OR2 PA1 PA2 RI1 SD1 UB1 VA1 MEAN PST-2PM (SATURN) 6.2 6.2 4.7 7.2 6.4 6.7 6.8 6.9 6.8 6.5 7.0 4.2 6.4 SR 4100 6.3 6.0 5.1 7.0 6.2 6.7 6.6 6.9 6.8 6.7 7.2 4.9 6.3 PENNANT 6.0 5.5 5.2 7.0 5.5 6.7 6.4 6.7 6.7 6.7 6.7 4.7 6.2 SR 4000 6.7 6.3 5.0 7.0 5.9 6.8 6.4 6.4 6.9 7.0 7.0 4.4 6.2 PST-M2E (MAN. II W/ENDO) 6.0 6.1 4.9 7.5 6.9 6.9 6.7 6.3 6.5 6.8 6.9 4.3 6.2 PST-259 (COMMANDER) 5.8 6.0 4.8 7.0 6.6 6.7 6.9 6.5 6.3 6.9 6.7 4.4 6.2 PST-2H7 (DIMENSION) 6.5 6.4 4.9 6.8 6.6 6.9 6.6 6.6 6.3 6.8 6.5 4.1 6.2 PALMER 5.7 5.6 4.6 7.0 5.9 6.6 5.9 6.7 6.5 6.7 6.0 4.9 6.1 PICK 715 6.3 5.9 4.8 7.2 6.3 6.7 6.2 6.2 6.4 6.7 7.0 4.1 6.1 PICK 647 (RIVIERA) 6.2 5.9 4.6 7.2 6.1 6.8 5.9 6.6 6.7 6.9 5.6 4.0 6.1 PST-2HH (CHARGER) 5.1 5.9 4.5 7.3 6.4 6.8 5.7 6.1 6.5 7.0 6.0 4.5 6.1 PICK 233 (DASHER II) 6.0 5.6 5.1 7.3 6.4 6.9 6.2 6.5 6.3 6.7 6.6 4.4 6.1 PICK 600 (FIESTA II) 5.8 6.1 5.2 7.3 6.1 6.9 5.6 6.4 6.6 7.2 5.4 4.5 6.1 REPELL 5.7 5.0 4.9 7.3 5.9 6.9 6.2 6.7 6.9 6.8 6.8 3.9 6.1 PICK 300 (BLAZER II) 6.0 6.4 4.3 7.2 6.5 6.8 5.6 5.9 6.3 6.9 4.5 4.1 6.0 OMEGA II 5.4 5.7 5.1 7.5 7.0 6.8 5.9 6.3 6.6 6.8 6.4 4.1 6.0 GOALIE 5.8 4.9 4.7 7.5 5.1 6.1 5.8 5.9 6.6 6.9 5.8 4.9 6.0 MANHATTAN II 5.7 5.8 5.0 7.0 6.2 6.8 5.9 6.2 6.4 6.8 5.5 4.8 5.9 CITATION II 5.6 5.9 4.6 7.0 6.0 6.7 5.7 6.2 6.7 6.4 6.9 4.3 5.9 CALIENTE 5.2 4.9 4.5 7.0 5.1 6.5 5.8 6.1 6.2 6.6 6.0 4.7 5.9 PRELUDE 5.9 5.6 4.3 7.3 6.1 6.5 5.7 6.4 6.6 6.8 5.1 4.4 5.9 PSU-333 5.1 5.3 4.9 7.0 5.1 6.3 6.2 6.1 6.7 6.8 5.0 4.4 5.9 BIRDIE II 4.7 4.7 4.7 6.8 6.2 6.7 5.9 6.4 6.4 6.3 6.5 4.5 5.9 PST-250 (COMPETITOR) 5.8 6.1 4.9 7.0 6.0 6.8 6.4 5.9 6.1 7.0 5.9 4.1 5.9 GATOR 5.3 6.0 4.9 7.0 6.1 6.6 6.0 6.4 6.7 6.8 4.4 5.0 5.9 ALLAIRE 5.7 6.0 4.5 6.5 6.2 6.7 6.2 5.8 6.2 6.5 4.7 3.7 5.9 PST-2DD 5.4 5.7 4.6 7.0 6.8 7.2 . 6.6 6.4 7.2 6.0 3.9 5.9 ISI-851 (LINDSAY) 5.1 5.3 4.9 6.8 5.6 6.8 5.9 6.1 6.3 6.9 5.2 4.8 5.8 PATRIOT 5.1 5.1 4.8 7.0 5.4 6.7 6.2 5.8 6.8 6.8 5.5 4.4 5.8 246 4.7 5.1 4.0 7.2 5.9 6.9 5.6 5.5 6.1 6.6 6.7 4.3 5.8 REGAL 4.6 5.2 3.8 7.8 5.5 6.4 5.9 5.6 6.0 6.3 6.7 4.8 5.8 BAR LP 410 (BARRAGE) 4.8 4.9 4.1 7.3 5.6 6.5 5.8 5.6 6.6 6.7 5.8 4.7 5.8 TARA 4.8 5.7 4.9 7.5 5.9 6.9 5.6 6.2 6.4 6.8 4.0 3.9 5.8 RUNAWAY 5.1 5.2 4.6 7.3 5.6 6.5 5.9 5.6 5.7 6.9 4.5 4.5 5.7 RIVAL 4.0 3.9 4.9 7.0 5.3 6.3 5.7 6.5 6.6 6.6 4.8 4.5 5.7 PSU-222 5.0 4.6 5.2 7.2 5.2 6.3 5.7 5.9 7.0 6.9 4.2 4.6 5.7 PENNFINE 4.7 4.2 4.9 7.2 5.0 6.2 5.8 5.5 6.2 6.9 5.3 4.0 5.7 BELLE 5.9 5.4 4.3 7.0 4.9 6.4 5.3 5.7 6.8 7.1 3.8 4.2 5.7 SR 4031 (NOVA) 4.6 5.4 4.9 6.7 5.6 6.3 6.3 5.6 6.1 6.0 6.5 4.5 5.7 DERBY 4.7 5.1 4.7 7.2 5.7 6.4 6.3 6.3 6.1 6.9 4.9 4.5 5.7 RODEO 5.5 5.0 5.0 6.7 5.9 6.8 6.2 6.3 6.1 6.5 3.8 3.8 5.6 KWS-AL-2 (AQUARIUS) 6.4 6.0 4.3 7.0 6.5 7.4 5.8 5.9 6.0 7.2 4.3 3.7 5.6 DEL 946 4.3 4.1 5.1 7.2 4.8 5.9 5.8 5.6 6.3 6.6 4.2 4.5 5.6 RANGER 4.9 4.6 4.8 7.0 5.7 6.7 5.4 5.7 6.3 6.8 3.6 4.2 5.6 MOM LP 763 4.1 4.0 5.0 7.2 5.6 6.1 5.6 5.7 6.6 6.9 4.0 4.3 5.6 TABLE 1. (continued) MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS AT TWENTY-FOUR LOCATIONS IN THE UNITED STATES 1989 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF NAME NJ1 NJ2 NY1 OH2 OR1 OR2 PA1 PA2 RI1 SD1 UB1 VA1 MEAN BARRY 4.7 5.0 4.7 6.7 5.5 6.7 5.6 5.1 6.3 6.7 5.2 4.1 5.6 DELRAY 4.5 4.7 4.6 7.3 5.5 6.0 5.7 5.9 6.5 6.7 4.4 4.4 5.5 BRENDA 4.5 4.8 4.3 7.0 5.6 6.1 5.4 5.3 6.1 6.9 4.2 4.3 5.5 ACROBAT 4.1 4.1 4.7 7.3 5.3 6.3 5.1 5.6 6.4 6.9 3.9 4.5 5.5 YORKTOWN II 4.0 4.3 4.4 7.3 5.5 6.4 5.3 5.9 6.6 6.9 4.5 4.5 5.5 OVATION 4.4 3.8 4.7 7.2 5.2 6.0 5.6 5.2 6.4 7.0 5.1 4.3 5.5 BAR LP 454 (BARCREDO) 4.4 4.0 5.2 7.0 5.3 6.0 5.2 5.5 6.7 7.1 4.7 4.5 5.5 VINTAGE-2DF 3.9 3.5 4.3 7.0 5.0 6.3 5.6 5.2 5.6 6.3 5.8 4.2 5.5 DIPLOMAT 3.7 4.4 4.7 7.3 5.3 6.2 5.4 6.1 5.9 6.9 3.9 4.0 5.5 RONJA 4.3 3.6 4.6 6.5 5.9 6.4 5.1 5.7 6.5 6.7 4.1 4.9 5.5 SHERIFF 4.3 4.6 4.5 6.7 5.5 6.3 5.4 5.3 6.2 6.6 4.7 4.3 5.4 ISI-K2 (DILLON) 4.0 3.7 4.8 6.7 5.7 6.3 5.3 5.2 6.6 6.7 4.1 3.9 5.4 REGENCY 3.9 3.7 4.7 7.0 5.1 6.2 5.5 5.7 6.6 6.5 4.0 4.6 5.4 NK 80389 4.5 4.2 4.4 7.2 5.1 6.5 5.9 5.1 6.4 7.1 3.2 4.5 5.3 COWBOY 4.8 4.1 4.7 6.8 5.4 6.4 5.6 5.5 5.9 6.0 4.3 4.0 5.3 PAVO 3.3 3.3 5.1 7.3 4.9 6.3 5.1 5.9 5.9 6.6 4.5 4.0 5.3 J208 4.1 3.5 5.3 7.0 5.1 6.2 5.5 5.3 6.2 6.8 4.3 4.1 5.3 MANHATTAN 3.2 3.6 4.0 6.8 4.7 6.6 4.9 4.9 6.2 6.4 4.0 4.2 5.2 J207 3.7 3.0 4.9 6.5 4.8 6.2 5.8 5.3 6.3 6.6 4.3 4.2 5.2 LINN 1.8 1.3 3.0 5.7 2.8 4.7 2.9 1.8 4.1 5.3 1.9 3.0 3.5 LSD VALUE 1.0 0.7 0.7 0.6 0.8 0.4 0.8 0.7 0.7 0.5 0.9 0.8 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).