TABLE 1. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS AT TWENTY-TWO LOCATIONS IN THE UNITED STATES AND CANADA 1987 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF 1/ NAME BC1 ID2 IL1 IN1 KS1 KS2 KY1 MA1 MD1 MO1 NJ1 PST-2PM 6.2 7.0 6.9 6.7 6.9 7.6 7.2 5.3 7.2 6.8 6.3 * SR 4000 5.8 7.3 6.6 6.3 6.9 7.0 6.3 5.0 7.0 6.7 7.3 PICK 647 6.5 6.4 6.6 6.5 7.1 7.3 6.9 4.9 7.0 7.1 6.8 PST-2H7 5.9 6.8 6.4 6.2 7.1 7.7 6.4 5.3 6.6 6.8 6.8 * PICK 600 (FIESTA II) 5.9 6.9 6.8 6.4 7.3 7.5 6.5 5.2 6.3 6.8 6.6 * TARA 6.4 7.0 6.2 6.6 6.9 7.3 6.4 4.9 6.8 6.3 6.8 PST-M2E 6.3 6.5 6.2 6.6 7.0 7.2 6.6 4.8 6.8 6.8 6.9 * OMEGA II 6.3 7.0 6.2 6.2 7.0 7.5 6.4 5.0 6.7 6.8 6.8 PST-2DD 6.2 6.7 5.8 6.4 7.4 6.1 6.3 5.1 6.2 6.6 6.7 * KWS-AL-2 (AQUARIUS) 6.0 7.3 5.7 6.8 7.5 7.1 5.7 5.1 5.9 6.7 6.8 * PICK 233 (DASHER II) 6.2 6.7 6.1 6.5 7.2 7.3 6.9 5.0 6.4 6.7 6.7 * PENNANT 6.4 6.9 6.8 6.1 6.5 7.5 6.9 5.0 6.9 6.5 6.4 * MANHATTAN II 6.5 6.7 6.7 6.4 6.8 7.5 5.9 4.9 6.9 6.4 6.2 PST-2HH 6.0 7.4 6.2 6.5 7.1 7.7 6.5 5.1 6.6 6.7 6.7 * PST-250 (COMPETITOR) 5.9 6.8 6.0 6.5 6.9 7.0 6.2 5.5 6.2 6.9 6.8 * SR 4100 6.1 6.8 6.7 6.1 6.9 7.5 6.6 5.3 6.8 7.0 6.9 * REPELL 6.7 6.7 6.3 6.3 7.0 6.5 6.7 5.0 6.7 6.4 6.3 * PALMER 6.5 7.1 6.9 6.4 6.8 7.5 6.2 4.8 6.7 6.3 5.7 * PICK 300 (BLAZER II) 6.1 7.0 6.3 6.1 7.5 7.2 6.0 5.3 5.9 6.8 6.6 * CITATION II 6.5 6.0 6.6 6.4 6.6 7.4 6.4 5.0 6.8 6.6 5.8 * PST-259 (COMMANDER) 6.0 6.5 6.2 6.3 6.7 6.8 7.3 5.0 6.8 6.8 6.0 * ISI-851 (LINDSAY) 6.2 7.0 6.1 6.4 7.0 6.9 6.0 4.9 6.8 6.3 5.8 * ALLAIRE 6.2 7.3 6.2 6.3 7.2 5.7 5.9 5.0 6.5 6.4 6.1 PICK 715 6.1 6.6 6.7 6.0 6.5 7.3 6.6 5.1 6.8 6.8 6.8 * PRELUDE 6.2 6.5 6.6 6.3 6.7 7.4 6.0 5.0 7.0 6.5 5.7 * GATOR 6.2 6.6 6.4 6.3 7.0 7.1 5.4 4.9 6.5 6.5 5.9 * RODEO 6.6 7.2 6.4 6.5 6.9 6.3 5.6 4.8 5.7 6.5 6.2 * PATRIOT 6.2 6.4 5.9 6.2 6.7 7.3 5.5 5.0 6.2 6.6 5.8 BAR LP 410 6.3 5.8 6.2 6.4 7.0 6.9 5.4 4.8 6.8 6.5 5.2 * DERBY 6.2 6.7 6.2 6.4 6.9 6.8 5.8 4.8 6.9 6.4 5.3 * BELLE 6.3 6.3 6.3 6.1 6.7 7.1 5.7 5.1 6.4 6.5 5.5 * GOALIE 6.2 6.5 6.2 6.3 6.7 7.4 6.2 5.1 6.8 6.4 5.4 * RANGER 6.0 6.0 6.3 6.3 7.3 6.8 6.1 4.9 6.1 6.2 5.3 * 246 5.6 6.8 5.9 6.2 6.3 6.7 5.4 5.2 5.8 6.3 5.3 PSU-222 5.6 6.9 6.0 6.5 6.6 6.8 6.1 4.8 6.2 6.3 5.4 * YORKTOWN II 6.5 6.5 6.4 6.1 6.9 6.6 5.8 4.9 5.5 6.0 4.6 * BIRDIE II 5.8 6.6 6.3 6.0 6.3 7.1 6.0 4.9 6.3 6.5 5.0 PSU-333 6.0 6.3 5.9 6.3 6.4 6.5 6.0 4.9 6.2 5.9 5.3 * SR 4031 5.8 6.0 5.8 6.5 6.5 6.9 6.3 4.9 6.9 6.3 4.8 RUNAWAY 6.1 6.5 5.9 6.1 6.5 7.2 5.3 4.9 5.6 6.2 5.3 ACROBAT 5.9 6.4 6.1 6.3 6.7 6.5 5.9 5.1 6.7 6.5 4.8 * CALIENTE 5.9 6.2 6.1 6.1 6.5 7.3 6.6 4.9 6.8 6.3 5.1 * DIPLOMAT 5.9 6.9 6.6 5.8 6.6 6.6 5.4 5.2 6.2 6.2 4.4 MOM LP 763 6.1 6.1 5.9 6.2 6.5 6.5 6.2 4.8 6.3 6.1 4.1 * REGAL 5.8 6.5 4.8 6.1 6.1 6.7 6.1 4.8 6.4 6.6 5.4 * ISI-K2 (DILLON) 6.4 6.3 6.3 5.7 6.8 6.7 5.8 4.8 6.1 6.0 4.2 * COMMERCIALLY AVAILABLE VARIETY TABLE 1. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS (CONT'D) AT TWENTY-TWO LOCATIONS IN THE UNITED STATES AND CANADA 1987 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF NAME NJ2 NM1 OH2 OK1 OR1 OR2 RI1 UB1 VA1 VA7 MEAN PST-2PM 7.4 6.9 6.0 4.9 7.3 6.3 6.1 6.6 5.1 3.3 6.4 SR 4000 7.2 7.2 7.0 5.0 6.6 6.4 5.8 6.6 5.8 3.1 6.3 PICK 647 7.0 6.8 7.0 4.5 6.6 6.2 6.0 6.5 6.0 2.9 6.3 PST-2H7 7.0 7.3 6.5 5.1 7.1 6.6 5.9 6.4 5.2 3.5 6.3 PICK 600 (FIESTA II) 6.8 7.0 6.7 5.1 6.7 6.2 5.6 6.5 5.4 3.6 6.3 TARA 7.1 6.5 7.3 4.3 6.8 6.5 5.9 6.6 5.3 3.3 6.3 PST-M2E 6.6 7.1 6.5 5.1 6.9 6.6 5.7 6.7 5.0 3.2 6.2 OMEGA II 6.4 7.1 6.3 5.1 7.0 6.2 5.7 6.2 5.5 3.4 6.2 PST-2DD 7.5 7.2 6.8 5.2 7.3 6.7 5.8 7.0 4.9 3.0 6.2 KWS-AL-2 (AQUARIUS) 7.6 6.8 7.0 5.0 6.7 7.0 5.6 6.8 4.7 2.9 6.2 PICK 233 (DASHER II) 6.7 7.1 6.3 4.8 6.0 6.4 6.4 6.1 5.5 2.8 6.2 PENNANT 6.6 7.0 5.7 5.2 6.1 6.0 6.2 5.8 5.4 3.8 6.2 MANHATTAN II 6.5 6.8 6.8 4.5 6.9 6.6 5.6 6.5 5.3 3.1 6.2 PST-2HH 7.0 6.7 5.8 4.1 6.5 6.6 5.4 6.2 5.5 3.2 6.2 PST-250 (COMPETITOR) 6.9 6.9 7.2 4.5 6.9 6.7 5.1 6.4 5.2 2.7 6.2 SR 4100 6.3 6.8 5.5 4.9 6.6 6.3 5.4 6.7 5.0 2.8 6.1 REPELL 6.3 7.0 6.5 4.6 6.4 6.2 5.9 6.8 5.1 3.3 6.1 PALMER 6.2 7.2 6.0 3.9 6.6 6.3 5.6 6.2 5.7 3.9 6.1 PICK 300 (BLAZER II) 7.1 6.7 7.2 4.4 6.5 6.4 4.4 6.3 5.3 3.1 6.1 CITATION II 6.4 7.2 5.5 5.5 6.8 6.2 5.1 6.4 5.2 2.9 6.1 PST-259 (COMMANDER) 6.7 6.8 5.5 4.3 6.4 6.2 5.4 6.3 5.7 3.2 6.0 ISI-851 (LINDSAY) 6.4 6.5 6.5 5.1 6.2 6.3 5.8 6.1 5.3 3.3 6.0 ALLAIRE 7.1 6.8 6.3 5.3 6.0 6.8 5.4 6.1 4.7 3.2 6.0 PICK 715 6.2 6.5 6.3 4.3 6.1 5.9 5.2 6.5 5.5 2.9 6.0 PRELUDE 6.3 6.8 5.8 4.3 6.4 6.4 5.9 6.2 5.3 3.5 6.0 GATOR 6.6 7.0 6.7 4.5 6.2 6.2 5.6 6.3 5.1 3.2 6.0 RODEO 6.5 6.7 6.3 5.0 5.9 6.7 5.6 6.2 4.2 3.1 5.9 PATRIOT 6.2 7.0 6.5 4.7 6.0 6.3 5.9 5.8 5.0 3.1 5.9 BAR LP 410 6.1 6.5 6.8 4.5 5.5 6.2 5.9 6.1 5.4 3.4 5.9 DERBY 5.4 7.2 6.3 4.8 5.7 6.1 5.8 5.7 5.5 2.7 5.9 BELLE 6.5 7.3 5.8 4.8 5.4 5.8 5.3 6.0 5.1 3.2 5.9 GOALIE 5.5 6.7 5.3 4.3 5.5 5.8 6.0 6.1 5.0 3.4 5.9 RANGER 5.5 7.1 6.5 3.9 5.6 6.1 6.3 5.9 5.1 2.9 5.8 246 6.2 7.0 5.8 5.4 6.7 6.2 5.3 6.1 5.4 2.7 5.8 PSU-222 5.3 7.3 5.8 5.1 6.0 6.0 5.9 5.9 5.1 2.7 5.8 YORKTOWN II 6.1 7.0 6.5 4.7 5.7 6.1 5.8 5.6 5.0 3.4 5.8 BIRDIE II 6.0 7.2 5.5 4.3 6.4 6.0 5.8 6.1 5.0 2.6 5.8 PSU-333 5.9 7.1 5.8 4.7 5.8 6.3 5.7 6.0 5.1 3.1 5.8 SR 4031 6.0 6.8 5.2 5.0 5.9 5.9 5.7 6.2 5.1 2.5 5.8 RUNAWAY 5.7 7.2 6.0 4.8 5.2 5.8 6.0 5.7 5.2 3.3 5.7 ACROBAT 5.9 7.0 6.3 3.7 5.3 5.8 5.4 5.8 4.7 2.9 5.7 CALIENTE 5.4 6.7 5.7 2.9 5.5 5.7 5.3 5.8 5.2 3.4 5.7 DIPLOMAT 5.1 7.0 6.3 4.2 5.4 5.9 5.2 5.5 5.0 3.3 5.7 MOM LP 763 5.0 6.9 5.8 4.8 5.3 6.2 6.2 5.7 5.0 2.9 5.7 REGAL 5.9 6.8 6.2 4.6 5.6 5.7 4.9 5.8 5.0 2.8 5.6 ISI-K2 (DILLON) 4.9 6.6 6.5 4.7 5.4 6.1 5.6 5.4 4.8 3.0 5.6 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 (CONT'D) AT TWENTY-TWO LOCATIONS IN THE UNITED STATES AND CANADA 1987 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF NAME BC1 ID2 IL1 IN1 KS1 KS2 KY1 MA1 MD1 MO1 NJ1 BAR LP 454 6.0 6.6 5.8 6.6 6.5 6.1 5.1 4.8 6.3 5.9 4.7 NK 80389 6.0 6.6 5.3 6.7 6.9 6.7 5.6 4.9 4.8 6.1 4.5 * BRENDA 5.6 6.3 6.8 6.2 6.4 6.9 5.3 4.9 5.7 6.2 4.5 RONJA 6.1 7.0 5.8 5.9 6.5 6.1 4.7 5.1 5.9 6.0 4.5 * OVATION 5.9 5.9 6.9 6.1 6.5 6.2 5.5 4.4 6.1 6.0 4.3 * REGENCY 6.3 6.3 6.3 6.5 6.1 6.4 5.6 4.8 6.1 6.0 4.3 * BARRY 6.5 6.5 5.9 5.9 6.1 6.5 4.6 4.7 5.0 5.9 5.0 DEL 946 5.5 5.9 6.1 5.7 6.4 6.5 6.4 4.9 6.9 6.5 4.1 SHERIFF 6.0 6.1 5.6 5.8 6.3 6.7 5.6 4.8 6.3 6.5 4.4 * VINTAGE-2DF 6.2 5.8 5.3 6.2 6.3 6.5 5.9 4.9 5.8 6.3 4.0 * PENNFINE 6.0 5.9 6.1 6.0 6.0 6.7 5.7 5.0 5.7 6.0 4.3 * MANHATTAN 5.6 6.8 5.4 6.1 6.2 5.6 5.5 4.8 5.8 6.0 4.0 RIVAL 6.0 5.8 6.2 6.2 6.3 7.3 4.7 4.8 6.4 6.1 4.1 * COWBOY 6.1 6.1 6.3 6.0 6.1 5.9 5.5 4.7 6.5 6.1 4.6 PAVO 5.8 6.8 5.3 5.7 6.6 6.8 5.4 4.5 4.6 5.6 4.0 * DELRAY 5.7 5.7 4.7 6.2 6.1 6.8 5.8 4.9 6.1 6.0 3.9 J207 5.7 6.3 6.0 5.6 6.4 6.1 5.1 4.7 4.9 5.6 3.5 J208 5.3 5.8 5.2 5.4 6.1 5.8 4.9 4.8 5.3 5.5 3.4 * LINN 4.6 4.8 3.7 4.4 4.7 4.4 3.2 4.1 5.5 4.8 1.9 LSD VALUE 0.7 0.8 0.8 0.4 0.5 0.8 0.7 0.5 0.9 0.4 0.7 NAME NJ2 NM1 OH2 OK1 OR1 OR2 RI1 UB1 VA1 VA7 MEAN BAR LP 454 5.3 7.1 6.5 4.2 5.5 5.8 5.8 5.9 4.6 2.9 5.6 NK 80389 5.1 7.1 6.3 5.1 5.6 6.1 5.3 5.5 4.5 3.0 5.6 BRENDA 5.4 7.2 5.0 4.9 5.1 5.7 5.6 5.4 5.0 3.0 5.6 RONJA 4.9 6.8 6.7 4.4 5.1 6.1 5.8 5.9 4.6 3.0 5.6 OVATION 5.0 6.9 6.3 5.0 4.9 6.0 5.3 5.7 4.5 3.1 5.5 REGENCY 4.1 6.5 5.5 4.8 5.7 5.7 5.4 5.4 5.2 3.1 5.5 BARRY 5.1 6.7 6.0 4.6 5.8 6.1 5.7 6.0 4.8 2.7 5.5 DEL 946 4.7 6.9 5.2 4.6 4.5 5.4 5.6 5.9 5.1 2.9 5.5 SHERIFF 5.6 6.8 5.5 4.5 5.2 5.9 5.1 5.7 4.4 3.0 5.5 VINTAGE-2DF 4.2 7.0 5.8 4.9 5.6 6.0 5.4 5.6 5.0 2.9 5.5 PENNFINE 4.9 6.5 5.3 4.9 4.8 6.0 5.4 5.9 4.7 3.6 5.5 MANHATTAN 4.6 6.9 6.5 5.1 4.9 5.8 5.9 5.6 4.7 3.3 5.5 RIVAL 4.9 6.9 5.2 4.8 4.8 6.1 5.0 5.3 4.9 3.0 5.5 COWBOY 5.1 6.6 4.7 4.8 5.9 6.2 5.2 5.6 4.6 2.4 5.5 PAVO 4.4 7.1 6.5 3.6 5.0 5.9 5.6 5.5 4.9 3.6 5.4 DELRAY 5.0 6.5 5.2 4.5 5.1 5.7 5.3 5.8 4.6 2.4 5.3 J207 4.0 7.1 6.5 4.5 4.1 5.7 5.8 5.5 4.8 2.7 5.3 J208 4.5 6.9 6.2 4.6 4.1 5.5 5.7 5.5 4.2 2.3 5.1 LINN 1.8 6.8 3.0 5.0 2.7 4.1 4.3 3.2 3.7 2.4 3.9 LSD VALUE 0.9 1.0 0.9 1.5 0.6 0.5 0.9 0.5 0.8 0.5 0.2 * COMMERCIALLY AVAILABLE VARIETY