TABLE 8. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT COLLEGE PARK, MD 1/ 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING LEAF QUALITY RATINGS NAME COLOR GREENUP TEXTURE MAY JUN JUL AUG SEP OCT NOV MEAN MACH 1 (ROBERTS-627) 8.3 7.0 6.7 7.0 6.3 6.7 6.0 8.0 8.0 7.7 7.1 GALLERY (MB 412) 7.3 7.0 6.3 6.3 6.7 6.3 5.3 7.3 7.3 7.3 6.7 GATOR 3 (CIS-PR-85) 7.7 6.7 6.3 6.3 6.0 5.7 5.7 7.0 7.7 7.0 6.5 GRAND SLAM (PST-2L96) 7.3 5.3 6.3 6.3 6.3 6.0 4.0 7.3 7.7 7.7 6.5 BARLENNIUM 7.7 5.3 6.7 6.0 6.0 6.3 4.7 7.0 7.7 7.0 6.4 PIZZAZZ 8.0 5.7 7.0 6.0 5.7 5.7 4.7 7.3 7.7 7.7 6.4 INSPIRE (R8000) 7.3 6.0 6.3 6.7 6.0 6.0 4.7 6.7 7.7 7.0 6.4 ABT-99-4.721 7.3 6.3 6.0 6.3 5.7 6.7 4.3 6.7 7.3 7.3 6.3 HEADSTART 7.0 6.3 7.0 6.7 6.0 6.3 4.7 6.3 7.3 7.0 6.3 CABO (CIS-PR-80) 8.0 6.0 5.7 6.0 5.7 5.3 4.7 7.3 7.3 7.0 6.2 CHARISMATIC (LTP 98-501) 7.7 5.0 6.3 5.7 6.0 6.0 5.0 6.0 7.7 7.3 6.2 EPD 7.0 5.7 6.3 6.0 6.0 6.3 5.0 6.0 7.3 6.7 6.2 EXACTA 7.3 6.0 6.0 5.7 5.7 6.3 5.3 6.3 7.0 7.0 6.2 TERRADYNE (A5C) 7.7 5.7 6.0 6.0 5.7 6.3 5.0 6.0 7.0 6.7 6.1 ABT-99-4.560 7.3 6.0 6.7 5.7 5.0 6.0 5.0 7.0 7.3 7.0 6.1 AMAZING (B1) 7.3 7.0 7.0 6.3 5.7 5.7 4.3 7.0 7.7 6.3 6.1 APPLAUD (PENNINGTON-11301) 7.7 5.7 6.3 6.0 5.0 5.3 4.7 7.3 7.7 7.0 6.1 ASCEND 7.0 6.3 6.7 6.0 5.7 5.7 4.3 7.0 7.3 7.0 6.1 BRIGHTSTAR SLT (PST-2A6B) 7.7 6.3 6.0 5.7 5.3 5.7 4.7 7.3 7.3 7.0 6.1 PENNANT II 7.0 6.3 7.0 6.0 5.7 6.0 4.3 6.3 7.7 6.7 6.1 PROWLER (APR 777) 6.7 5.7 6.3 6.3 6.0 6.3 4.0 6.7 6.7 7.0 6.1 CITATION FORE (PST-2BR) 7.7 6.0 6.7 5.7 5.7 5.7 4.7 7.7 7.0 6.3 6.1 PST-2SBE 7.0 6.7 6.0 5.7 6.0 5.7 5.0 6.7 7.0 7.0 6.1 SALINAS (PST-2SLX) 7.0 5.7 6.7 6.3 5.7 6.0 4.7 6.7 6.7 6.7 6.1 CHURCHILL 7.3 6.0 6.3 5.0 5.7 5.3 5.0 6.7 7.0 7.0 6.0 RACER II (PICK RC2) 6.7 5.7 6.7 5.7 5.7 6.3 4.3 6.3 7.0 6.3 6.0 JR-128 7.0 5.7 6.3 6.0 6.0 6.0 4.7 6.0 6.7 6.7 6.0 MAJESTY 6.7 6.3 6.3 6.3 5.3 5.7 4.7 6.7 7.0 6.7 6.0 SPLENDID (MB 411) 6.7 5.7 6.3 6.0 5.7 5.7 4.0 6.3 7.0 7.0 6.0 MB 414 8.0 5.3 6.0 6.0 5.7 5.7 4.3 6.7 7.3 6.3 6.0 PACESETTER (6011) 7.0 6.0 6.0 6.0 5.3 6.0 4.3 6.3 7.3 6.3 6.0 PLEASURE XL 7.0 5.3 6.0 6.0 5.7 6.3 5.0 6.3 7.0 6.0 6.0 PROMISE 7.0 5.7 6.3 5.3 5.7 6.3 4.7 6.7 7.0 6.7 6.0 SEVILLE II 7.0 5.7 6.0 5.3 5.7 5.7 4.7 6.7 7.0 6.7 6.0 WILMINGTON 7.7 6.3 6.0 6.0 5.7 6.0 4.3 6.3 7.3 6.7 6.0 AFFIRMED 7.0 6.0 6.0 5.3 5.0 6.0 5.0 6.7 6.3 6.7 5.9 CATALINA 6.7 5.7 6.0 5.7 5.7 5.7 4.0 7.0 7.0 6.0 5.9 CIS-PR-75 7.7 6.3 6.0 5.7 5.7 5.0 4.7 6.3 7.0 6.7 5.9 CIS-PR-84 8.0 6.3 6.3 5.7 5.3 5.7 4.7 6.0 7.3 6.3 5.9 DIVINE 7.0 5.3 6.0 6.0 5.0 5.7 4.0 6.7 7.0 7.0 5.9 ELFKIN 6.7 5.7 6.0 5.3 5.3 6.0 4.3 6.7 7.0 6.7 5.9 FIESTA 3 7.0 5.3 6.0 5.0 4.3 6.3 4.7 6.7 7.3 7.0 5.9 PENTIUM (NJ-6401) 7.0 6.3 6.3 6.0 5.0 6.0 4.0 6.3 7.0 6.7 5.9 PASSPORT 7.0 6.0 6.0 5.7 5.7 5.7 4.7 6.3 6.7 6.3 5.9 PINNACLE II (BAR 9 B2) 7.3 6.0 7.0 6.0 4.7 5.0 4.7 6.7 7.0 7.0 5.9 CATALINA II (PST-CATS) 7.3 5.0 6.0 6.3 5.3 5.3 4.0 6.3 7.0 6.7 5.9 RACER 7.0 5.3 6.0 5.3 5.3 6.3 4.7 5.7 7.0 6.7 5.9 TABLE 8. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 1999 NATIONAL PERENNIAL RYEGRASS TEST AT COLLEGE PARK, MD 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST GENETIC SPRING LEAF QUALITY RATINGS NAME COLOR GREENUP TEXTURE MAY JUN JUL AUG SEP OCT NOV MEAN RADIANT 7.3 6.3 6.3 5.3 5.7 5.7 3.7 6.7 7.3 6.7 5.9 SR 4500 6.7 5.3 6.7 6.3 5.7 5.7 4.0 6.3 6.7 6.7 5.9 UT-1000 (ABT-99-4.709) 7.7 5.0 6.0 5.3 5.3 5.7 5.0 7.0 6.7 6.3 5.9 WVPB-R-84 7.0 5.0 6.3 6.0 5.3 6.0 4.7 6.0 6.3 6.7 5.9 ABT-99-4.339 7.0 5.3 6.3 6.0 5.3 5.3 3.7 6.3 7.0 7.0 5.8 APR 1235 6.3 6.0 6.0 5.7 5.3 5.7 4.0 6.7 7.0 6.0 5.8 BRIGHTSTAR II 7.3 6.3 5.7 6.0 5.3 5.7 4.0 6.3 6.7 6.3 5.8 CALYPSO II 6.7 6.0 6.0 5.3 5.0 5.7 4.3 6.3 7.0 6.7 5.8 DLF-LDD 7.3 5.3 6.0 6.3 5.3 5.7 3.7 6.3 7.0 6.3 5.8 MANHATTAN 3 7.0 5.7 6.3 6.0 5.3 5.3 4.3 6.0 6.7 6.7 5.8 COURAGE (MB 410) 7.3 5.3 6.3 5.3 4.7 5.7 4.0 6.7 7.0 7.0 5.8 NEXUS 7.3 6.0 6.0 5.7 5.3 5.3 4.3 5.7 7.3 6.7 5.8 BLAZER IV (PICK MDR) 7.7 5.3 6.7 5.3 5.0 5.3 4.3 6.7 7.3 6.3 5.8 PICK PR B-97 7.3 5.7 6.0 5.7 5.7 5.3 4.7 6.3 6.3 6.3 5.8 PICK PR QH-97 8.0 5.3 6.7 5.0 5.0 6.0 4.7 7.3 6.3 6.3 5.8 PICK PRNGS 7.0 6.3 7.0 5.7 5.0 6.0 4.0 6.3 7.0 6.7 5.8 ABT-99-4.965 8.0 5.7 6.7 5.7 5.0 5.0 4.3 6.3 6.7 6.7 5.7 APR 1231 6.0 5.3 6.3 5.7 5.0 5.7 4.0 6.3 7.0 6.3 5.7 CAS-LP84 7.3 5.0 6.3 5.3 5.3 5.0 4.3 6.7 6.7 6.7 5.7 DP 17-9391 5.7 4.3 6.3 5.0 5.3 6.3 4.3 6.0 6.7 6.0 5.7 EXTREME (JR-317) 7.0 5.3 6.3 5.3 5.3 5.0 4.0 6.3 7.0 7.0 5.7 JET 7.3 5.3 6.3 5.3 5.0 5.7 4.3 6.3 6.7 6.3 5.7 LPR 98-143 7.0 6.3 6.3 5.7 5.0 5.3 4.3 5.7 7.3 6.3 5.7 MANHATTAN 4 (PST-2CRL) 7.3 5.7 6.0 5.0 5.0 5.0 4.0 6.7 7.3 7.0 5.7 SUMMERSET (MB 413) 7.7 5.3 6.0 5.0 5.3 5.3 3.7 6.3 7.0 7.0 5.7 MP88 7.3 6.0 6.3 5.3 5.3 5.3 4.3 6.3 6.7 6.3 5.7 PREMIER II 6.7 5.3 6.7 5.7 4.7 5.7 4.3 6.3 7.0 6.3 5.7 PST-2LA 7.0 5.3 6.3 5.3 5.0 5.7 3.7 6.3 7.0 6.7 5.7 APR 1233 6.7 5.7 5.7 5.3 5.3 5.3 4.0 6.0 6.7 6.7 5.6 PALMER III 7.0 5.0 6.0 5.7 5.0 5.0 4.3 6.3 6.7 6.3 5.6 PARAGON 7.7 5.3 6.0 5.0 4.7 5.0 4.3 6.3 6.7 7.0 5.6 PST-2CRR 7.3 6.0 6.0 5.3 5.3 5.7 4.3 5.7 6.7 6.0 5.6 PST-2M4 6.7 5.0 6.3 5.3 4.7 6.0 4.0 6.0 7.0 6.3 5.6 SR 4220 (SRX 4801) 7.7 5.0 6.0 5.3 5.0 5.3 4.0 6.3 6.7 6.3 5.6 SR 4420 (SRX 4820) 7.0 6.0 6.0 6.0 5.3 5.0 4.0 5.7 7.0 6.3 5.6 ABT-99-4.115 7.0 4.7 6.0 5.7 5.0 4.3 4.0 6.3 6.7 6.7 5.5 ABT-99-4.600 6.7 5.0 6.0 5.3 5.0 5.3 4.0 6.0 7.0 5.7 5.5 APR 1237 6.7 5.7 6.0 5.3 4.3 5.3 4.3 5.7 7.0 6.7 5.5 APR 776 6.3 5.3 6.0 5.3 5.3 6.0 3.3 6.0 6.3 6.3 5.5 KOKOMO (CIS-PR-69) 8.0 5.7 6.0 5.3 5.0 4.3 4.7 6.0 6.3 6.7 5.5 KOOS R-71 6.3 5.7 6.0 5.0 5.3 5.7 4.0 5.7 6.7 6.3 5.5 LPR 98-144 7.0 5.7 6.3 5.3 5.0 5.0 4.3 5.3 6.7 6.7 5.5 MDP 7.7 5.0 6.3 5.3 4.3 5.7 4.3 6.0 6.7 6.0 5.5 MP107 7.0 4.7 6.3 5.0 4.7 5.0 4.3 6.0 7.0 6.7 5.5 PHANTOM 7.0 5.3 6.3 5.7 4.7 5.7 3.7 5.7 6.7 6.3 5.5 SKYHAWK 7.0 5.3 6.7 5.0 5.0 5.7 4.0 6.0 6.7 6.0 5.5 HAWKEYE (SRX 4RHT) 8.0 5.0 6.3 5.3 4.3 5.3 4.7 6.0 6.3 6.3 5.5 TABLE 8. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 1999 NATIONAL PERENNIAL RYEGRASS TEST AT COLLEGE PARK, MD 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST GENETIC SPRING LEAF QUALITY RATINGS NAME COLOR GREENUP TEXTURE MAY JUN JUL AUG SEP OCT NOV MEAN ALLSPORT 7.0 5.0 6.3 5.0 4.7 5.0 3.7 6.3 6.7 6.3 5.4 LINE DRIVE 6.7 5.0 6.0 5.0 4.7 4.7 4.0 6.3 6.7 6.3 5.4 MONTEREY II (JR-187) 6.7 5.0 6.7 5.3 4.7 5.0 4.3 5.7 6.3 6.3 5.4 PST-2JH 6.3 5.7 6.3 5.7 4.7 5.0 3.7 6.0 6.7 6.3 5.4 PST-2RT 6.0 5.3 6.0 5.3 5.0 5.0 4.0 5.3 6.7 6.3 5.4 SECRETARIAT 6.7 5.0 6.0 5.0 4.7 5.0 4.3 6.0 6.7 6.3 5.4 SRX 4120 6.0 5.0 6.0 5.3 4.3 5.7 4.0 6.0 6.7 6.0 5.4 ALL STAR2 (CIS-PR-78) 8.0 6.3 6.3 5.3 5.3 5.3 3.7 5.0 6.7 6.0 5.3 PARADIGM (APR 1236) 6.7 5.0 6.0 5.3 4.7 5.0 3.3 5.7 7.0 6.3 5.3 PICK PR 1-94 7.7 6.0 6.0 5.0 4.3 4.3 4.3 6.3 7.0 6.0 5.3 PROSPORT (AG-P981) 7.0 5.0 6.0 4.7 5.0 4.7 3.7 6.0 6.7 6.3 5.3 ADMIRE (JR-151) 7.0 5.3 6.0 5.3 4.7 5.3 4.0 5.7 6.0 5.7 5.2 AFFINITY 6.7 5.7 5.3 4.7 4.7 5.0 4.0 5.7 6.7 5.7 5.2 BUCCANEER 6.0 5.3 5.7 4.7 4.0 5.0 4.3 6.3 6.0 6.0 5.2 CATHEDRAL II 6.3 5.3 6.3 5.0 4.7 5.0 3.7 5.7 6.3 6.3 5.2 CHARGER II 6.7 5.0 5.7 5.3 4.0 5.3 3.3 6.0 6.3 6.3 5.2 PANTHER 7.0 4.3 6.0 4.7 4.3 5.0 4.0 5.7 6.7 6.3 5.2 PICK EX2 6.3 5.3 6.0 4.7 4.7 5.3 4.0 5.7 6.3 6.0 5.2 SUPERSTAR (EP57) 7.0 5.0 6.0 4.3 4.3 5.0 4.0 6.0 7.0 6.0 5.2 ABT-99-4.464 7.0 5.3 6.0 4.7 4.7 5.0 3.7 5.7 6.0 6.3 5.1 ABT-99-4.724 7.3 5.3 6.3 5.0 4.7 5.0 3.7 5.7 6.0 6.0 5.1 ABT-99-4.834 8.0 5.7 6.0 5.0 4.7 5.0 4.3 5.3 6.3 5.3 5.1 BY-100 6.0 4.3 5.7 5.7 4.3 5.3 3.7 5.0 6.0 6.0 5.1 EDGE 6.0 4.3 6.0 4.7 4.0 4.7 4.0 6.0 6.3 6.0 5.1 MEPY 7.0 5.0 6.3 5.0 5.0 4.3 3.7 5.3 6.3 6.0 5.1 ABT-99-4.815 7.0 6.0 6.3 4.3 5.0 5.0 3.7 4.7 6.0 6.0 5.0 MP103 7.0 5.3 6.0 4.7 4.0 5.3 3.7 5.0 6.3 6.0 5.0 STELLAR (CIS-PR-72) 7.7 5.3 6.0 5.3 4.7 4.3 3.7 5.3 6.3 5.7 5.0 WVPB-R-82 6.0 4.7 6.3 4.7 4.0 5.7 3.7 5.3 6.3 5.7 5.0 YATSUGREEN 5.3 4.7 6.0 4.0 4.3 5.3 4.0 5.3 6.0 5.7 5.0 ABT-99-4.625 7.7 4.7 6.0 4.7 4.3 4.3 3.7 5.3 6.0 5.7 4.9 APR 1232 6.0 4.3 6.0 4.3 4.0 4.3 3.7 5.7 6.3 6.0 4.9 EP53 7.0 5.3 6.7 4.3 4.7 5.0 3.7 5.0 6.0 5.7 4.9 APR 1234 6.3 5.0 5.7 4.7 4.0 4.0 3.7 5.0 6.0 5.7 4.7 DP 17-9069 5.7 4.7 6.3 4.7 4.0 3.7 3.3 5.0 6.3 5.7 4.7 PREMIER 6.0 5.3 6.0 4.7 4.3 4.0 3.0 5.3 6.0 5.7 4.7 LTP-ME 7.0 5.0 6.0 4.7 3.7 4.0 4.0 4.7 5.3 4.3 4.4 DP LP-1 5.3 4.7 6.0 4.0 3.7 3.7 2.7 4.3 4.7 4.0 3.9 DP 17-9496 5.3 4.7 5.0 3.0 3.0 3.3 2.7 4.3 4.3 4.3 3.6 LINN 4.7 5.0 4.0 3.0 3.0 3.0 2.3 3.3 4.0 3.3 3.1 LSD VALUE 0.7 1.8 0.7 1.1 1.4 1.5 1.1 1.3 1.0 1.0 0.8 C.V. (%) 6.5 14.1 6.6 11.9 14.5 14.6 14.3 12.1 8.5 9.5 8.3 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. 2001 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 MD1 SILT LOAM AND SILT 6.1-6.5 61-150 0-150 3.1-4.0 FULL SUN 0.6-1.0 TO PREVENT STRESS