TABLE 10. SUMMER DENSITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS 1/ 1987-1990 DATA DENSITY RATINGS 1-9; 9=MAXIMUM DENSITY 2/ NAME ID2 IN1 NM1 SD1 MEAN PICK 600 (FIESTA II) 7.3 7.0 7.7 7.2 7.3 PST-2DD 8.0 7.0 7.0 7.2 7.3 PICK 300 (BLAZER II) 7.3 7.0 7.2 7.5 7.3 KWS-AL-2 (AQUARIUS) 7.0 7.0 6.7 8.0 7.2 NK 80389 7.0 6.7 7.3 7.7 7.2 SR 4000 6.7 6.7 7.2 8.0 7.1 PST-250 (COMPETITOR) 6.7 6.7 7.5 7.5 7.1 SR 4100 7.0 7.0 7.2 7.0 7.0 BAR LP 454 (BARCREDO) 6.0 6.3 7.2 8.7 7.0 PALMER 6.3 7.0 7.5 7.3 7.0 PRELUDE 6.3 6.7 7.3 7.8 7.0 BRENDA 6.0 7.0 7.2 7.8 7.0 GOALIE 6.0 7.0 7.2 7.8 7.0 PICK 233 (DASHER II) 7.0 7.0 7.0 7.0 7.0 PST-2HH (CHARGER) 7.0 6.7 6.8 7.5 7.0 PSU-222 6.7 5.7 7.5 8.2 7.0 YORKTOWN II 6.3 6.7 7.5 7.5 7.0 PICK 715 (EDGE) 6.3 7.0 6.8 7.8 7.0 PSU-333 6.7 6.3 7.3 7.5 7.0 BAR LP 410 (BARRAGE) 7.0 6.0 7.0 7.7 6.9 BIRDIE II 6.7 6.7 7.3 7.0 6.9 PST-259 (COMMANDER) 6.7 6.3 7.0 7.7 6.9 PST-M2E (MAN. II W/E) 7.0 6.7 7.3 6.7 6.9 OMEGA II 7.3 6.3 7.2 6.7 6.9 PENNFINE 6.0 6.3 7.2 8.0 6.9 RANGER 6.7 6.3 7.2 7.3 6.9 BELLE 6.7 5.7 7.3 7.7 6.8 GATOR 6.3 6.3 7.2 7.5 6.8 PATRIOT 6.7 6.3 7.3 7.0 6.8 PICK 647 (RIVIERA) 7.0 6.3 6.8 7.2 6.8 RIVAL 6.7 6.3 7.0 7.3 6.8 TARA 6.7 7.0 6.3 7.3 6.8 DIPLOMAT 7.0 5.3 7.2 7.7 6.8 MANHATTAN II 6.7 6.7 7.2 6.7 6.8 OVATION 6.3 5.7 7.2 8.0 6.8 REPELL 6.3 6.3 7.2 7.3 6.8 DELRAY 5.7 7.0 7.0 7.3 6.8 ALLAIRE 7.0 6.3 7.3 6.3 6.8 CALIENTE 6.3 7.0 6.8 6.8 6.8 DEL 946 6.0 6.3 7.3 7.2 6.7 ISI-851 (LINDSAY) 6.7 6.0 6.8 7.3 6.7 MOM LP 763 (TORONTO) 5.3 6.3 7.5 7.7 6.7 REGAL 6.5 6.7 7.3 6.3 6.7 RUNAWAY 6.0 6.0 7.3 7.5 6.7 VINTAGE-2DF 6.0 6.7 7.3 6.7 6.7 SUMMER DENSITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS 1987-1990 DATA DENSITY RATINGS 1-9; 9=MAXIMUM DENSITY NAME ID2 IN1 NM1 SD1 MEAN DERBY 6.0 6.0 7.3 7.3 6.7 PST-2PM (SATURN) 6.3 6.3 7.2 6.8 6.7 ACROBAT 5.7 6.3 7.5 7.0 6.6 PST-2H7 (DIMENSION) 6.7 6.3 6.5 7.0 6.6 RONJA 6.7 5.7 7.3 6.7 6.6 246 6.3 6.0 7.2 6.8 6.6 MANHATTAN 7.0 5.0 7.3 7.0 6.6 PENNANT 6.7 6.0 7.3 6.3 6.6 RODEO 6.3 6.3 7.0 6.7 6.6 SR 4031 (NOVA) 6.3 6.7 7.2 6.0 6.5 CITATION II 5.7 6.3 7.3 6.8 6.5 ISI-K2 (DILLON) 6.3 5.3 7.2 7.0 6.5 BARRY 6.7 5.0 6.8 6.7 6.3 COWBOY 6.3 6.0 7.2 5.7 6.3 J207 6.3 4.3 7.3 7.2 6.3 SHERIFF 5.7 6.0 6.8 6.7 6.3 J208 6.3 4.7 7.0 7.0 6.3 PAVO 5.3 5.0 7.3 7.0 6.2 REGENCY 5.7 5.7 6.2 7.0 6.1 LINN 4.0 4.0 7.0 4.3 4.8 LSD VALUE 1.1 1.1 1.3 0.6 0.6 1/ SUMMER DENSITY RATED AT "ID2" IN 1990, AT "IN1" IN 1987, AT "NM1" IN 1987 & 1988 AND AT "SD1" IN 1989. 2/ 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).