TABLE 20. RED THREAD RATINGS OF PERENNIAL RYEGRASS CULTIVARS 1987-1990 DATA RED THREAD RATINGS 1-9; 9=NO DISEASE 1/ NAME BC1 ID2 IL1 MD1 MI1 OH2 PA1 PA2 UB1 VA1 MEAN REGAL 7.0 9.0 6.3 8.7 6.0 8.0 6.7 6.7 7.0 6.7 7.2 DELRAY 6.0 8.3 6.0 8.7 5.3 8.0 6.7 7.7 7.0 6.0 7.0 TARA 5.7 9.0 7.0 8.7 6.7 6.3 7.7 6.0 6.3 6.0 6.9 PST-259 (COMMANDER) 7.0 8.3 7.0 8.3 5.7 7.7 7.7 6.7 4.3 6.7 6.9 RUNAWAY 7.0 9.0 5.7 8.7 6.0 7.3 6.7 6.3 5.3 6.7 6.9 PALMER 7.0 8.0 6.3 8.3 6.7 6.3 6.3 7.0 4.3 7.7 6.8 BIRDIE II 6.3 9.0 6.3 8.3 6.3 7.7 6.3 6.0 4.3 7.0 6.8 PST-2H7 (DIMENSION) 6.7 9.0 7.7 8.3 5.3 5.0 7.0 6.7 5.0 7.0 6.8 BRENDA 6.3 9.0 6.7 8.3 6.3 7.3 5.7 6.3 5.0 6.3 6.7 PICK 233 (DASHER II) 6.0 9.0 7.3 8.0 5.7 6.7 7.0 6.3 4.3 7.0 6.7 OMEGA II 6.7 8.0 6.3 8.7 5.0 7.3 7.0 6.0 4.7 7.7 6.7 PSU-222 6.3 9.0 7.3 8.3 5.7 6.7 5.7 6.7 5.3 6.3 6.7 NK 80389 6.7 8.7 6.0 8.3 5.7 7.3 7.0 7.0 4.3 6.0 6.7 YORKTOWN II 6.7 7.7 7.0 8.3 7.0 6.0 6.0 6.7 5.3 6.3 6.7 DEL 946 6.3 8.5 7.0 8.7 5.7 6.7 6.3 6.0 5.3 6.3 6.7 REPELL 5.7 8.3 7.0 8.3 6.3 6.7 6.0 7.0 4.7 6.7 6.7 PICK 300 (BLAZER II) 5.3 8.7 7.3 8.3 6.7 7.3 4.7 6.7 5.0 6.7 6.7 BAR LP 410 (BARRAGE) 5.3 7.7 5.7 8.0 7.0 7.7 6.3 6.7 5.7 6.3 6.6 BELLE 5.7 9.0 7.3 8.3 6.0 7.7 6.0 6.7 4.3 5.3 6.6 DERBY 5.7 9.0 6.0 8.3 6.0 6.0 6.0 6.0 6.0 7.3 6.6 PENNFINE 5.3 8.7 6.3 8.3 6.3 7.7 5.7 6.7 5.0 6.3 6.6 GATOR 6.3 9.0 7.3 8.3 5.7 6.3 6.3 7.0 3.3 6.3 6.6 PSU-333 6.7 8.3 7.0 8.7 6.3 6.3 5.3 5.3 5.0 7.0 6.6 RIVAL 6.0 8.0 5.3 8.0 7.3 7.7 6.3 8.0 4.7 4.7 6.6 COWBOY 6.0 8.3 6.7 8.3 6.0 6.0 6.7 6.7 5.0 5.7 6.5 PST-M2E (MAN. II W/E) 5.7 8.7 7.3 9.0 5.0 6.0 6.3 5.7 6.0 5.7 6.5 ALLAIRE 6.3 9.0 6.0 8.3 5.3 5.7 7.7 6.7 4.0 6.0 6.5 MOM LP 763 (TORONTO) 6.0 8.7 6.3 8.7 5.0 6.7 6.3 6.0 5.0 6.3 6.5 PENNANT 6.0 8.3 8.3 8.7 6.3 5.0 5.7 6.0 3.7 7.0 6.5 SR 4100 6.3 9.0 8.0 8.3 6.3 4.0 6.7 5.7 3.3 7.0 6.5 CITATION II 6.7 7.0 6.7 8.3 5.0 6.7 7.0 6.0 4.3 6.7 6.4 RANGER 5.7 8.7 7.0 8.3 5.3 7.0 6.0 5.3 4.0 7.0 6.4 REGENCY 7.3 8.7 7.0 7.7 4.7 6.0 6.3 6.0 4.7 6.0 6.4 PAVO 6.0 8.7 4.3 8.3 6.3 7.7 6.7 5.7 4.3 6.3 6.4 PICK 647 (RIVIERA) 5.7 7.0 7.3 8.0 6.0 6.0 6.7 6.7 3.7 7.3 6.4 ACROBAT 6.7 8.3 5.7 8.3 7.0 6.3 7.3 5.7 3.3 5.3 6.4 GOALIE 5.3 8.0 7.0 8.3 5.0 7.3 6.3 6.3 3.7 6.7 6.4 MANHATTAN 6.7 8.7 5.0 8.3 4.7 7.0 6.7 5.3 5.0 6.3 6.4 PRELUDE 6.0 9.0 6.7 8.7 5.3 6.0 5.0 5.7 3.7 7.3 6.3 VINTAGE-2DF 5.3 8.0 6.3 9.0 5.0 6.7 5.7 5.0 5.3 7.0 6.3 CALIENTE 4.7 8.7 6.7 8.7 5.3 6.7 5.3 5.7 4.0 7.3 6.3 J208 6.7 8.7 5.7 8.7 5.7 6.3 5.7 5.3 4.3 6.0 6.3 MANHATTAN II 7.0 7.7 6.7 8.7 5.3 7.0 6.3 4.7 4.0 5.7 6.3 SR 4031 (NOVA) 6.3 7.0 6.0 8.7 6.0 6.3 6.3 4.3 4.7 7.0 6.3 DIPLOMAT 6.0 9.0 5.0 8.3 6.0 5.7 6.7 6.0 3.0 7.0 6.3 TABLE 20. (continued) RED THREAD RATINGS OF PERENNIAL RYEGRASS CULTIVARS 1987-1990 DATA RED THREAD RATINGS 1-9; 9=NO DISEASE NAME BC1 ID2 IL1 MD1 MI1 OH2 PA1 PA2 UB1 VA1 MEAN OVATION 6.3 7.0 6.0 8.7 6.7 6.7 6.7 5.3 3.3 6.0 6.3 PICK 715 (EDGE) 5.3 6.7 7.3 8.7 6.3 4.7 6.3 6.0 4.7 6.7 6.3 ISI-K2 (DILLON) 6.3 8.0 5.7 9.0 5.7 6.0 5.7 5.0 4.7 6.7 6.3 PICK 600 (FIESTA II) 5.7 8.3 6.3 8.3 5.3 6.7 5.3 6.3 4.0 6.0 6.2 RONJA 6.0 7.3 5.7 9.0 5.7 6.7 6.3 6.3 3.0 6.3 6.2 SR 4000 6.3 7.7 7.7 8.0 5.3 6.0 5.7 5.7 3.0 6.7 6.2 PST-2PM (SATURN) 6.0 8.3 7.0 8.3 5.3 6.0 5.7 4.3 4.0 6.7 6.2 PST-250 (COMPETITOR) 6.7 8.7 7.3 8.0 4.7 6.0 5.3 5.0 3.3 6.3 6.1 BAR LP 454 (BARCREDO) 5.3 7.7 6.3 8.3 6.3 6.7 4.7 5.3 4.7 6.0 6.1 J207 6.7 6.7 5.0 8.0 5.7 5.7 6.3 6.3 4.3 6.3 6.1 PATRIOT 5.7 9.0 6.3 8.3 4.3 5.7 6.0 5.0 5.3 5.3 6.1 RODEO 6.0 8.7 5.7 8.3 4.7 6.0 6.0 6.0 4.7 5.0 6.1 SHERIFF 6.3 7.7 6.0 8.3 4.0 7.0 6.0 5.3 5.3 4.7 6.1 246 5.7 8.3 6.0 9.0 3.7 7.0 6.3 5.7 3.0 6.0 6.1 PST-2DD 6.7 7.3 7.0 8.0 5.0 5.3 . 5.7 3.3 6.0 6.0 ISI-851 (LINDSAY) 5.7 7.7 7.0 8.3 4.3 5.3 5.3 5.3 4.3 6.3 6.0 KWS-AL-2 (AQUARIUS) 6.0 7.7 5.3 8.3 5.0 7.0 6.0 5.0 3.7 5.0 5.9 PST-2HH (CHARGER) 5.0 6.7 6.7 8.3 4.7 5.3 6.0 5.0 4.3 7.0 5.9 LINN 7.3 8.7 3.3 8.3 2.3 7.0 5.3 6.0 4.0 6.3 5.9 BARRY 6.7 8.7 5.7 8.3 3.7 5.3 5.3 3.0 3.0 6.0 5.6 LSD VALUE 1.8 2.4 1.5 0.9 2.2 2.7 1.7 1.7 2.7 1.1 0.6 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).