TABLE 8. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 2010 NATIONAL PERENNIAL RYEGRASS TEST AT AMHERST, MA 1/ 2011 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT GENETIC WEAR DENSITY ESTABLISH- QUALITY RATINGS NAME COLOR TOLERANCE SUMMER MENT MAY JUN JUL AUG SEP OCT NOV DEC MEAN IS-PR 492 7.0 5.3 6.3 60.0 6.7 6.7 6.7 6.7 6.7 6.3 6.7 6.0 6.5 GO-PR60 7.0 6.0 6.3 53.3 6.3 7.0 6.7 6.3 6.0 6.3 5.3 6.0 6.3 PPG-PR 121 5.7 5.3 6.3 53.3 6.0 6.0 6.7 6.3 6.7 6.3 6.0 6.0 6.3 PPG-PR 138 6.0 5.3 6.0 60.0 6.3 6.0 6.0 6.7 6.3 6.0 5.7 6.3 6.2 CL 11601 5.0 5.0 6.7 66.7 6.0 6.3 6.7 6.0 6.0 6.0 6.0 5.7 6.1 IS-PR 463 6.0 5.3 6.3 50.0 5.7 6.3 6.3 6.0 6.7 5.7 6.0 6.3 6.1 PPG-PR 165 6.0 5.7 6.7 70.0 6.3 6.0 6.7 6.0 6.0 6.0 6.0 6.0 6.1 PSRX-4CAGL 7.0 5.7 6.0 53.3 5.3 6.0 6.3 6.0 7.0 6.3 6.0 5.7 6.1 RINOVO 6.0 5.0 6.3 56.7 5.7 6.0 6.3 6.3 6.3 6.0 6.0 6.0 6.1 BAR LP 7608 5.0 5.0 5.7 53.3 5.7 5.7 6.3 5.3 5.7 6.7 6.3 6.0 6.0 CS-PR66 6.7 4.7 6.7 56.7 5.7 6.3 6.0 6.0 6.3 6.0 6.0 6.0 6.0 FIESTA 4 6.3 5.0 6.3 50.0 5.7 6.0 6.0 6.3 6.3 6.0 6.0 5.7 6.0 INSIGHT 5.3 4.7 7.3 50.0 6.0 6.0 6.7 6.0 6.3 5.7 5.7 5.7 6.0 IS-PR 469 6.0 4.3 6.3 50.0 5.7 5.7 6.3 6.3 6.3 5.7 6.0 5.7 6.0 MACH I 7.3 5.7 6.7 50.0 6.3 6.3 6.3 6.7 5.7 5.7 5.7 5.7 6.0 OCTANE 5.7 5.3 6.3 63.3 5.3 6.0 6.7 6.0 6.3 6.0 6.0 5.7 6.0 PPG-PR 136 6.3 5.0 6.3 63.3 5.7 6.0 6.3 5.7 6.3 6.0 6.0 6.0 6.0 SIENNA 5.3 4.7 6.7 50.0 5.7 6.0 6.3 5.7 6.3 6.0 5.7 6.0 6.0 SRX-4RHD 5.3 4.7 5.7 50.0 5.7 6.0 6.3 5.7 6.3 6.0 6.0 5.7 6.0 CST 6.0 5.0 6.3 53.3 5.7 6.0 6.0 6.0 6.7 6.0 5.7 5.3 5.9 IS-PR 479 6.3 6.0 6.3 46.7 6.0 6.3 6.3 6.0 6.0 5.7 5.3 5.7 5.9 PALMER V 6.3 5.3 6.0 46.7 5.7 6.0 6.0 6.3 6.0 6.0 5.7 5.7 5.9 PPG-PR 137 6.0 5.0 6.3 66.7 6.0 6.0 6.3 6.0 6.0 6.0 5.3 5.7 5.9 PPG-PR 142 6.0 5.0 6.0 53.3 5.7 6.3 6.3 5.7 6.0 5.7 5.7 5.7 5.9 RAD-PR55R 7.3 4.7 6.0 46.7 6.3 6.3 6.3 6.0 5.3 5.7 5.0 6.0 5.9 APR 2036 6.0 6.0 6.0 50.0 5.3 6.0 6.0 6.0 6.0 6.0 5.3 6.0 5.8 BAR LP 10970 6.0 6.0 6.0 40.0 5.0 6.0 5.7 5.7 6.0 5.7 6.0 6.0 5.8 BRIGHTSTAR SLT 5.0 5.7 6.7 56.7 5.3 6.0 6.0 5.7 5.7 6.0 6.0 5.3 5.8 DLF LGD-3022 6.7 6.0 5.3 50.0 5.3 6.3 6.0 5.7 5.7 6.0 5.7 5.3 5.8 IS-PR 409 6.3 5.0 6.3 46.7 5.7 6.3 6.0 5.7 6.0 5.7 5.0 5.7 5.8 IS-PR 491 6.3 5.7 6.3 50.0 6.0 6.0 6.3 6.0 6.0 5.3 5.3 5.7 5.8 ISG-30 7.7 5.0 5.7 50.0 5.7 6.0 6.0 6.0 5.7 5.7 5.3 5.7 5.8 ISG-36 8.7 5.0 6.7 56.7 5.0 6.0 6.0 6.7 6.0 5.7 5.3 5.7 5.8 PPG-PR 140 5.7 4.7 6.3 56.7 5.7 5.7 5.7 6.0 6.0 5.3 6.0 5.7 5.8 PPG-PR 164 5.7 4.0 5.7 56.7 6.0 5.7 5.3 5.7 6.3 5.7 5.7 6.0 5.8 PRX-4GM1 6.0 5.3 6.0 56.7 5.7 6.0 6.3 5.7 6.0 5.7 5.3 6.0 5.8 SR 4650 (PSRX-3701) 5.7 4.3 6.7 66.7 5.7 6.0 6.0 6.0 6.0 5.7 5.3 5.3 5.8 PST-2BNS 5.3 5.0 6.3 56.7 5.7 6.3 6.7 6.0 5.7 5.3 5.3 5.7 5.8 APR 2320 6.3 5.3 6.7 53.3 4.7 5.3 6.0 6.0 6.0 6.0 5.7 5.7 5.7 CS-20 7.3 5.7 6.0 50.0 5.0 6.0 5.7 5.7 6.0 5.7 5.7 5.7 5.7 IS-PR 488 6.3 5.3 6.3 56.7 6.0 6.0 6.7 5.7 5.3 5.3 5.0 5.7 5.7 PST-2DR9 6.3 5.3 6.3 56.7 5.0 6.0 6.0 5.7 6.3 5.7 5.3 5.3 5.7 ALLANTE 5.0 5.7 6.7 53.3 5.0 5.7 5.7 5.7 6.3 5.7 5.7 5.0 5.6 APR 2445 6.0 4.7 6.3 46.7 5.3 5.7 5.7 5.7 6.0 5.3 5.3 5.7 5.6 GO-G37 7.3 5.7 5.7 50.0 5.3 5.7 5.7 5.7 5.7 5.7 5.3 5.7 5.6 JR-192 5.7 6.0 6.3 60.0 5.3 6.0 6.0 5.7 5.7 5.7 5.3 5.0 5.6 PPG-PR 133 5.7 5.0 6.0 56.7 5.3 6.0 6.0 5.3 5.7 5.3 5.3 6.0 5.6 TABLE 8. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2010 NATIONAL PERENNIAL RYEGRASS TEST AT AMHERST, MA 1/ 2011 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT GENETIC WEAR DENSITY ESTABLISH- QUALITY RATINGS NAME COLOR TOLERANCE SUMMER MENT MAY JUN JUL AUG SEP OCT NOV DEC MEAN PPG-PR 143 5.7 4.7 5.3 56.7 5.0 5.3 5.7 5.3 6.0 6.3 5.7 5.7 5.6 PST-204D 5.3 5.3 5.3 50.0 5.3 6.3 6.0 5.3 5.3 5.3 6.0 5.3 5.6 RIO VISTA 6.0 4.3 5.7 50.0 5.3 5.7 5.3 5.7 5.7 5.7 5.7 5.7 5.6 UNO 6.0 5.0 6.0 50.0 5.7 6.0 5.7 5.7 5.7 5.3 5.0 5.7 5.6 2NJK 5.3 6.0 5.7 46.7 5.3 5.7 6.0 5.0 5.7 5.3 5.0 5.7 5.5 A-35 8.0 4.0 6.0 46.7 5.3 5.7 5.3 5.3 5.7 5.0 5.3 6.0 5.5 PANGEA GLR (CL 11701) 5.7 4.3 5.7 53.3 5.7 5.3 5.7 5.3 6.0 5.7 5.0 5.7 5.5 IS-PR 487 5.3 5.0 5.3 43.3 5.7 5.7 6.0 5.3 5.7 5.3 5.7 5.0 5.5 JR-178 5.7 5.0 5.7 53.3 5.3 5.3 5.3 5.7 6.0 5.3 5.3 5.7 5.5 LTP-PR 135 5.3 5.3 6.0 53.3 5.7 5.0 5.3 5.3 5.3 5.7 5.7 6.0 5.5 PICK 10401 5.3 4.0 6.3 56.7 5.0 5.7 5.7 5.0 6.0 5.7 5.7 5.7 5.5 PICK 4DFHM 6.0 5.0 6.0 53.3 5.3 5.7 6.0 5.3 5.3 5.3 5.7 5.3 5.5 PPG-PR 128 6.0 5.0 5.7 56.7 5.3 5.7 5.7 5.3 5.7 5.7 5.0 5.7 5.5 PPG-PR 134 6.0 4.0 5.7 53.3 5.3 5.7 5.7 5.3 5.3 5.3 5.7 5.3 5.5 PIZZAZZ 2 GLR (PR 909) 5.7 5.3 6.0 56.7 5.3 5.7 5.3 5.3 6.0 5.7 5.0 6.0 5.5 SIDEWAYS (PSRX-S84) 5.3 5.3 5.7 50.0 5.7 5.3 6.0 5.3 5.7 5.0 5.3 5.7 5.5 PST-2MG7 6.3 5.7 5.7 53.3 5.3 5.7 5.3 5.3 5.7 5.7 5.3 5.3 5.5 SRX-4MSH 6.3 4.3 6.0 56.7 5.0 5.3 6.0 5.7 5.3 5.3 5.7 6.0 5.5 BAR LP 10969 5.3 5.7 6.0 53.3 5.7 6.0 5.3 5.7 5.3 5.0 5.3 5.0 5.4 SOX FAN (GM3) 6.3 5.0 5.7 56.7 5.0 5.3 5.3 5.3 5.7 5.0 5.7 5.7 5.4 IS-PR 489 6.0 4.3 5.3 50.0 5.7 5.3 5.3 5.3 5.7 5.7 5.0 5.0 5.4 ISG-31 7.3 5.3 6.0 43.3 5.3 5.3 5.3 5.7 5.3 5.7 5.0 5.7 5.4 P02 5.7 5.3 5.7 53.3 5.3 5.0 5.7 5.3 5.3 5.3 5.3 6.0 5.4 DOMINATOR (PST-2AG4) 6.0 6.3 6.0 53.3 5.3 6.0 5.7 5.3 5.7 5.0 5.0 5.3 5.4 PST-2K9 6.0 5.3 5.7 43.3 5.0 5.7 6.0 5.3 5.3 5.7 5.0 5.0 5.4 PST-2NKM 5.7 4.3 5.7 46.7 4.7 5.3 5.7 5.7 5.7 5.7 5.3 5.0 5.4 RAD-PR62 6.0 5.3 5.7 43.3 5.0 5.3 5.7 5.0 5.7 5.7 5.3 5.7 5.4 S85 6.3 4.7 5.7 50.0 5.3 5.3 5.7 5.7 5.3 5.0 5.3 5.7 5.4 HAVEN (APR 2038) 5.7 4.7 5.3 50.0 4.7 5.3 5.3 5.3 5.7 5.3 5.3 5.0 5.3 CL 307 6.7 4.0 6.3 56.7 4.7 5.3 5.3 5.7 5.7 5.3 5.3 5.3 5.3 DLF LGD-3026 7.7 4.7 5.7 43.3 5.3 5.3 5.3 5.7 5.7 5.0 5.0 5.0 5.3 PINNACLE 4.0 4.7 5.3 50.0 5.3 5.7 5.3 5.0 5.3 5.3 5.0 5.0 5.3 PST-2MAGS 6.3 4.7 5.7 36.7 5.3 5.0 5.3 5.3 5.7 5.0 5.3 5.0 5.3 PST-2TQL 5.7 4.3 5.7 40.0 5.0 5.7 5.7 5.3 5.3 5.3 5.3 5.0 5.3 GO-DHS 7.3 4.3 5.3 46.7 4.7 5.0 5.3 5.3 5.3 5.0 5.0 5.3 5.1 BAR LP 10972 5.7 5.7 5.3 30.0 4.7 5.0 5.0 5.0 5.3 5.0 4.7 5.0 5.0 BONNEVILLE 6.0 4.0 5.0 46.7 5.3 4.7 5.0 5.3 5.3 4.7 4.7 5.0 5.0 LTP-RAE 6.0 4.7 5.7 50.0 4.7 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 PST-2ACR 6.3 5.3 5.0 40.0 4.3 4.7 5.0 5.0 5.0 5.0 5.0 4.7 4.8 DLF LGT 4182 7.0 4.7 5.0 36.7 4.0 4.0 4.7 4.7 4.0 4.0 4.0 4.0 4.2 LINN 3.0 3.7 3.7 50.0 4.0 4.0 3.3 3.7 3.3 3.3 3.3 3.0 3.5 LSD VALUE 0.8 1.0 1.0 16.5 1.6 1.6 1.4 0.9 1.1 1.1 1.1 1.1 0.7 C.V. (%) 8.6 11.7 9.0 15.8 12.4 12.0 11.5 8.9 10.1 10.3 10.4 10.3 7.3 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). 2/ C.V. (COEFFICIENT OF VARIATION) INDICATES THE PERCENT VARIATION OF THE MEAN IN EACH COLUMN. TABLE A. 2011 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2010 NATIONAL PERENNIAL RYEGRASS TEST SOIL SOIL SUN MOWING SOIL SOIL PHOSPHOROUS POTASSIUM NITROGEN OR HEIGHT IRRIGATION LOCATION TEXTURE PH (LBS/ACRE) (LBS/ACRE) (LBS/1000 SQ FT) SHADE (IN) PRACTICED MA1 LOAM 5.6-6.0 0-60 241-375 3.1-4.0 FULL SUN 0.0-0.5 TO PREVENT STRESS