TABLE 20. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT UNIVERSITY PARK, PA 1/ 2002 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING DENSITY QUALITY RATINGS NAME COLOR GREENUP SUMMER MAY JUN JUL AUG SEP OCT MEAN SR 4220 (SRX 4801) 7.7 7.0 8.0 9.0 7.0 7.3 8.0 9.0 7.7 8.0 JET 7.3 6.3 7.3 7.7 6.3 6.7 8.7 9.0 8.0 7.7 PENTIUM (NJ-6401) 7.0 6.0 7.7 6.7 7.0 7.3 9.0 9.0 7.3 7.7 ABT-99-4.560 6.7 6.0 8.0 6.7 6.7 7.0 8.7 9.0 7.7 7.6 ABT-99-4.721 7.0 6.3 7.7 7.0 7.0 6.7 9.0 9.0 7.0 7.6 APR 1232 5.7 5.7 7.7 7.0 6.3 7.3 9.0 9.0 6.7 7.6 APR 776 5.7 6.0 7.0 7.3 7.0 7.0 8.7 8.7 6.7 7.6 CATHEDRAL II 5.7 6.3 7.3 8.0 7.0 6.7 8.3 8.7 6.7 7.6 CHARISMATIC (LTP 98-501) 6.3 6.3 8.0 6.3 6.3 6.7 9.0 9.0 8.0 7.6 CITATION FORE (PST-2BR) 7.0 5.7 7.3 7.0 7.0 6.0 7.7 9.0 8.7 7.6 MANHATTAN 4 (PST-2CRL) 7.3 5.7 7.7 7.3 7.0 6.7 8.0 9.0 7.7 7.6 PACESETTER (6011) 7.3 5.7 7.3 7.7 6.0 6.3 8.7 9.0 8.0 7.6 PANTHER 5.7 6.7 7.0 7.7 7.0 7.0 8.0 8.7 7.0 7.6 PST-2LA 7.3 5.0 8.3 7.7 6.3 6.0 9.0 9.0 7.3 7.6 SEVILLE II 7.0 6.3 7.7 7.7 6.3 6.7 8.7 8.7 7.3 7.6 ABT-99-4.339 6.0 6.3 7.0 7.0 5.3 7.0 9.0 9.0 7.7 7.5 ABT-99-4.464 6.3 6.3 6.7 7.7 5.7 6.0 8.3 8.7 8.7 7.5 ABT-99-4.625 7.3 5.7 6.7 6.0 6.0 7.7 9.0 9.0 7.3 7.5 SR 4350 (APR 1237) 6.7 5.0 7.7 7.3 7.0 7.0 8.0 8.7 7.0 7.5 EXACTA 6.0 6.3 7.7 7.7 7.0 6.7 8.3 8.7 6.7 7.5 INSPIRE (R8000) 7.0 6.3 7.3 8.0 6.0 6.7 8.7 9.0 6.7 7.5 PENNANT II 6.3 6.0 7.0 7.7 6.3 6.7 8.3 8.7 7.3 7.5 PROMISE 6.3 6.0 7.3 6.3 7.0 7.0 8.7 8.7 7.3 7.5 SPLENDID (MB 411) 7.7 5.7 8.0 7.3 6.3 6.7 8.7 8.7 7.3 7.5 ABT-99-4.724 7.0 6.0 8.0 7.3 6.7 5.7 8.3 9.0 7.7 7.4 DLF-LDD 7.0 5.7 8.3 7.3 6.7 6.7 8.3 8.7 6.7 7.4 GRAND SLAM 2L96 (PST-2L96) 8.3 5.7 7.3 7.3 5.3 6.7 8.7 8.7 8.0 7.4 KOKOMO (CIS-PR-69) 7.7 6.7 7.3 6.3 6.3 7.0 8.7 9.0 7.0 7.4 LPR 98-144 5.3 6.3 7.0 7.0 7.3 7.3 8.3 8.0 6.3 7.4 PIZZAZZ 7.3 6.3 7.7 6.0 7.3 7.3 8.3 9.0 6.7 7.4 PREMIER II 6.3 6.7 7.3 6.7 6.3 7.7 8.7 8.7 6.3 7.4 PROWLER (APR 777) 5.0 5.7 7.0 6.7 7.3 7.0 9.0 8.7 6.0 7.4 PST-2JH 6.3 6.0 7.3 7.7 7.0 6.3 8.3 8.3 6.7 7.4 PST-2SBE 7.3 4.7 7.7 7.0 6.7 7.0 8.7 8.3 6.7 7.4 ABT-99-4.115 6.3 6.0 8.3 6.7 6.3 6.7 8.7 9.0 6.7 7.3 ADMIRE (JR-151) 6.0 5.7 7.7 7.7 5.7 6.3 8.3 8.3 7.3 7.3 APPLAUD (PENNINGTON-11301) 7.3 6.0 7.3 7.3 5.7 6.0 8.3 9.0 7.3 7.3 APR 1231 6.0 5.7 8.0 7.3 6.7 6.7 8.3 8.0 6.7 7.3 RENAISSANCE (APR 1233) 5.7 5.7 7.0 6.7 7.0 7.0 8.7 8.0 6.3 7.3 BY-100 5.3 6.7 7.0 7.7 6.0 6.7 8.3 8.7 6.7 7.3 CALYPSO II 6.3 6.3 7.7 8.0 6.0 6.3 8.0 8.7 7.0 7.3 DIVINE 6.0 5.7 7.3 7.0 6.3 6.3 8.7 9.0 6.7 7.3 HAWKEYE (SRX 4RHT) 7.3 6.3 7.7 7.7 6.7 6.0 7.7 9.0 6.7 7.3 MONTEREY II (JR-187) 5.7 6.0 7.7 7.0 6.7 7.3 8.0 8.7 6.0 7.3 PARAGON 6.3 5.7 7.0 7.0 6.3 6.7 8.0 9.0 7.0 7.3 PST-2CRR 6.0 6.3 6.7 7.3 6.7 6.3 8.0 9.0 6.3 7.3 RADIANT 7.7 5.3 7.0 8.0 6.7 6.0 8.3 8.3 6.3 7.3 TABLE 20. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 1999 NATIONAL PERENNIAL RYEGRASS TEST AT UNIVERSITY PARK, PA 1/ 2002 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING DENSITY QUALITY RATINGS NAME COLOR GREENUP SUMMER MAY JUN JUL AUG SEP OCT MEAN STELLAR (CIS-PR-72) 6.7 6.7 7.3 5.7 6.3 7.0 8.7 9.0 7.0 7.3 SUMMERSET (MB 413) 7.7 5.3 7.7 7.7 6.3 6.0 7.7 8.7 7.3 7.3 ABT-99-4.834 6.7 6.0 7.3 6.7 6.3 6.7 7.7 8.7 7.3 7.2 ABT-99-4.965 6.7 6.7 6.7 6.7 6.7 7.0 8.0 8.7 6.3 7.2 ALL STAR2 (CIS-PR-78) 7.3 6.7 6.7 6.3 5.7 6.0 8.0 9.0 8.0 7.2 APR 1235 5.7 5.7 6.7 6.3 7.0 7.0 8.0 8.3 6.3 7.2 CABO (CIS-PR-80) 8.0 5.7 7.0 7.7 6.3 5.3 8.3 8.3 7.3 7.2 CHURCHILL 6.7 6.7 7.0 7.3 7.0 6.0 7.7 8.7 6.7 7.2 COURAGE (MB 410) 7.0 5.0 7.0 6.7 5.3 6.3 8.7 9.0 7.3 7.2 DP LP-1 4.0 6.0 6.7 7.7 6.3 6.7 8.3 8.0 6.0 7.2 EDGE 4.3 6.3 7.3 6.0 6.0 7.7 8.7 8.7 6.3 7.2 MACH 1 (ROBERTS-627) 8.0 6.0 7.7 5.7 6.0 5.7 8.7 9.0 8.3 7.2 MANHATTAN 3 5.3 6.0 6.3 6.7 7.0 6.7 8.0 8.7 6.3 7.2 MDP 7.3 5.7 7.3 7.3 6.0 5.7 8.3 9.0 6.7 7.2 MP88 6.7 5.7 7.7 7.3 6.0 5.7 8.0 9.0 7.0 7.2 PLEASURE XL 6.7 6.0 7.3 6.3 7.0 6.3 8.3 8.7 6.7 7.2 PST-2M4 6.7 5.3 7.3 7.0 6.7 5.7 8.0 8.7 7.0 7.2 PST-2RT 5.7 5.7 7.0 7.0 6.0 6.0 8.3 8.7 7.3 7.2 SR 4420 (SRX 4820) 7.0 6.0 7.3 7.0 5.7 6.0 8.3 9.0 7.3 7.2 SR 4500 6.7 6.3 8.0 6.7 6.0 6.3 8.3 8.7 7.0 7.2 TERRADYNE (A5C) 7.0 6.7 6.7 6.7 5.7 6.0 8.3 9.0 7.3 7.2 ABT-99-4.600 5.3 6.3 6.0 7.0 5.0 6.3 8.3 9.0 6.7 7.1 ABT-99-4.815 7.0 5.7 7.3 6.7 5.7 6.3 8.3 9.0 6.3 7.1 AFFIRMED 6.0 6.7 7.3 6.7 5.7 6.3 8.0 8.3 7.3 7.1 BLAZER IV (PICK MDR) 7.3 6.0 7.7 6.7 6.0 5.7 7.7 8.7 7.7 7.1 BRIGHTSTAR SLT (PST-2A6B) 7.3 5.7 7.7 7.0 5.7 5.7 8.3 9.0 6.7 7.1 CATALINA 6.0 5.3 7.0 7.0 5.7 6.0 8.3 8.3 7.0 7.1 CATALINA II (PST-CATS) 6.7 5.0 7.3 6.7 6.3 6.3 7.7 8.7 6.7 7.1 CHARGER II 5.0 6.7 6.3 6.0 6.7 6.7 8.7 8.3 6.3 7.1 EP53 6.3 6.3 6.7 7.3 5.3 6.3 7.7 8.7 7.0 7.1 LINE DRIVE 6.0 6.0 7.0 7.3 5.0 6.3 8.0 9.0 7.0 7.1 LTP-ME 6.3 6.3 7.0 6.7 5.3 6.3 8.0 8.7 7.3 7.1 MAJESTY 6.0 5.7 7.3 6.7 6.7 6.3 8.0 8.7 6.0 7.1 PALMER III 5.7 6.0 6.0 6.3 5.0 6.3 9.0 9.0 7.0 7.1 SECRETARIAT 5.0 6.7 7.3 6.3 5.7 6.3 8.3 8.7 7.3 7.1 WILMINGTON 7.3 5.3 7.0 7.3 6.0 6.0 8.0 8.7 6.3 7.1 ALLSPORT 6.0 5.7 6.7 8.0 5.3 6.0 8.0 8.7 6.0 7.0 IQ (CIS-PR-75) 8.0 5.3 7.7 7.0 6.3 5.3 8.3 8.7 6.3 7.0 FIESTA 3 7.0 5.7 7.0 6.3 5.7 6.0 8.3 8.7 7.0 7.0 GATOR 3 (CIS-PR-85) 7.3 6.0 7.3 6.7 5.7 6.0 7.7 9.0 7.0 7.0 MEPY 7.3 5.3 7.7 7.0 5.7 5.3 8.7 9.0 6.3 7.0 PHANTOM 6.7 5.7 6.3 6.3 6.3 6.0 8.3 8.7 6.3 7.0 PICK EX2 5.0 5.3 7.0 7.3 5.7 6.7 8.3 8.0 6.0 7.0 AFFINITY 4.3 6.3 7.3 6.7 5.7 6.0 8.3 8.3 6.3 6.9 AMAZING (B1) 8.0 6.3 6.7 6.3 5.3 6.3 7.7 8.7 7.0 6.9 ARRIVAL (CIS-PR-84) 8.7 6.3 7.7 7.0 5.7 5.3 8.3 8.3 7.0 6.9 EXTREME (JR-317) 7.0 5.0 7.0 7.3 5.3 6.3 8.3 8.0 6.3 6.9 TABLE 20. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 1999 NATIONAL PERENNIAL RYEGRASS TEST AT UNIVERSITY PARK, PA 1/ 2002 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING DENSITY QUALITY RATINGS NAME COLOR GREENUP SUMMER MAY JUN JUL AUG SEP OCT MEAN JR-128 6.3 5.7 7.3 6.7 5.7 6.0 8.0 8.7 6.3 6.9 MP107 7.3 5.3 7.0 6.7 4.7 6.3 8.3 8.7 7.0 6.9 PICK PR 1-94 7.3 6.0 7.0 6.7 6.3 6.3 7.3 8.3 6.7 6.9 PICK PR B-97 7.7 5.7 7.0 6.3 5.3 6.0 8.7 8.3 6.7 6.9 PICK PR QH-97 7.3 5.7 7.3 7.0 5.3 6.0 8.3 8.3 6.7 6.9 PICK PRNGS 6.0 5.3 7.3 7.0 5.0 6.0 8.3 8.7 6.7 6.9 PINNACLE II (BAR 9 B2) 7.0 6.3 8.0 6.3 5.3 6.3 7.3 8.7 7.3 6.9 SALINAS (PST-2SLX) 7.3 4.7 7.3 6.7 6.0 5.7 8.0 8.3 7.0 6.9 SKYHAWK 6.7 5.7 6.7 6.3 6.0 6.0 8.0 8.7 6.3 6.9 DP 17-9069 4.0 6.0 7.0 6.7 6.0 6.7 8.3 7.3 6.0 6.8 ELFKIN 6.7 5.3 7.0 5.7 5.3 6.0 8.3 8.7 6.7 6.8 GALLERY (MB 412) 8.0 5.3 6.7 7.0 6.0 5.7 8.0 8.0 6.3 6.8 PREMIER 5.3 7.0 6.0 6.0 5.3 7.0 8.3 8.0 6.0 6.8 RACER 6.3 5.7 6.3 6.0 6.3 6.0 8.3 8.3 6.0 6.8 RACER II (PICK RC2) 6.3 5.7 7.0 6.3 5.3 6.0 8.0 8.3 6.7 6.8 CRUSIER (UT-1000) 7.3 5.3 7.0 6.7 5.7 5.3 7.7 8.3 7.3 6.8 APR 1234 4.7 6.0 6.3 7.0 6.7 6.0 7.7 7.3 5.3 6.7 BARLENNIUM 6.3 5.7 7.3 6.3 5.0 6.3 8.0 8.7 6.0 6.7 CAS-LP84 7.3 5.0 7.0 6.7 4.7 5.7 8.3 8.0 6.7 6.7 EPD 6.7 5.0 7.0 6.0 5.0 6.0 8.0 8.7 6.3 6.7 HEADSTART 5.0 6.0 6.3 7.0 6.0 6.3 7.7 7.7 5.7 6.7 ICON (MB 414) 8.0 5.0 7.3 7.0 4.7 5.7 8.3 8.7 6.0 6.7 PASSPORT 5.7 5.7 6.3 6.3 6.0 6.0 7.7 8.0 6.0 6.7 SRX 4120 4.7 6.3 6.7 6.7 4.7 6.0 7.3 8.7 7.0 6.7 YATSUGREEN 3.0 7.0 6.0 6.3 6.3 6.7 7.7 7.7 5.7 6.7 ASCEND 6.7 6.0 6.3 6.3 5.3 5.7 7.7 8.3 6.0 6.6 BRIGHTSTAR II 8.0 4.7 7.7 6.3 5.3 5.0 7.7 8.3 7.0 6.6 DP 17-9391 4.0 6.7 7.3 6.7 5.3 5.7 8.3 7.7 6.0 6.6 MP103 7.7 4.3 7.0 5.7 4.0 6.0 8.3 8.7 7.0 6.6 NEXUS 7.7 4.3 7.0 6.0 5.3 5.3 7.7 8.3 6.7 6.6 PROSPORT (AG-P981) 6.7 5.7 7.0 6.3 5.0 5.3 7.7 8.3 6.7 6.6 SUPERSTAR (EP57) 6.0 6.3 7.0 6.0 5.7 6.0 7.3 8.0 6.3 6.6 LPR 98-143 6.0 6.0 6.0 5.7 6.0 6.0 7.3 7.7 6.0 6.4 PARADIGM (APR 1236) 7.0 4.7 6.7 6.0 6.0 5.7 7.3 7.7 6.0 6.4 WVPB-R-82 5.0 6.0 6.3 6.7 4.7 5.7 7.7 8.0 6.0 6.4 KOOS R-71 5.0 6.3 6.3 6.3 5.0 5.7 7.7 7.3 6.0 6.3 WVPB-R-84 5.3 6.3 6.3 6.3 5.0 5.3 7.3 7.3 6.0 6.2 BUCCANEER 5.3 6.7 5.7 5.3 6.0 5.7 7.0 7.0 5.7 6.1 DP 17-9496 3.7 8.3 5.7 4.3 6.3 6.0 7.7 6.7 5.3 6.1 LINN 2.7 8.0 3.0 2.0 3.0 3.0 4.7 4.0 3.3 3.3 LSD VALUE 1.0 1.2 1.0 1.9 2.4 2.2 1.6 0.8 1.2 0.8 C.V. (%) 10.3 11.1 8.6 13.7 16.8 14.1 8.7 6.0 10.3 6.4 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. 2002 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 1999 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 PA1 LOAM 6.1-6.5 271-450 151-240 3.1-4.0 FULL SUN 1.6-2.0 TO PREVENT STRESS