TABLE 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT LEXINGTON, KY 1/ 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT PERCENT SPRING COVER COVER COVER QUALITY RATINGS NAME GREENUP SPRING SUMMER FALL MAR APR MAY JUN JUL AUG SEP OCT MEAN MANHATTAN 4 (PST-2CRL) 8.0 98.3 80.0 91.3 9.0 9.0 8.0 8.3 8.3 6.3 7.3 8.3 8.1 CITATION FORE (PST-2BR) 8.3 99.0 88.0 88.7 8.7 8.7 8.0 7.7 8.3 6.7 8.3 8.7 8.1 BRIGHTSTAR SLT (PST-2A6B) 9.0 94.3 85.0 92.3 8.7 8.0 7.3 7.7 7.7 5.7 8.7 8.3 7.8 STELLAR (CIS-PR-72) 9.0 93.3 81.7 80.7 9.0 7.3 7.3 8.3 8.3 6.3 7.7 7.7 7.8 PIZZAZZ 8.0 98.3 82.3 76.7 9.0 8.3 8.3 9.0 8.0 6.3 6.0 6.7 7.7 GRAND SLAM (PST-2L96) 9.0 96.3 93.0 85.7 8.7 9.0 8.0 8.0 8.3 6.3 6.3 6.7 7.7 ASCEND 8.0 91.3 84.3 87.7 8.7 8.3 6.7 7.0 7.0 6.7 8.7 8.0 7.6 SR 4420 (SRX 4820) 8.3 97.7 76.7 80.0 9.0 8.3 7.3 8.0 8.7 5.3 7.0 7.3 7.6 GALLERY (MB 412) 8.3 95.3 81.7 79.0 8.3 9.0 8.0 8.3 8.7 6.3 6.3 5.3 7.5 PARADIGM (APR 1236) 8.3 96.7 85.7 89.7 8.0 8.3 6.3 7.0 7.3 7.3 7.7 8.3 7.5 PST-2SBE 8.0 94.7 80.0 56.3 9.0 7.3 7.3 7.3 7.7 5.7 8.3 7.0 7.5 MACH 1 (ROBERTS-627) 9.0 98.7 66.7 75.7 9.0 8.7 8.3 8.0 8.7 5.0 6.3 6.0 7.5 TERRADYNE (A5C) 9.0 87.0 76.7 82.3 9.0 8.7 7.0 7.7 7.7 6.0 7.0 6.3 7.4 SPLENDID (MB 411) 8.3 95.7 76.7 80.0 9.0 8.3 7.0 8.0 8.3 5.7 6.7 6.3 7.4 RADIANT 8.3 96.3 75.0 73.3 9.0 9.0 7.7 8.0 8.0 6.0 6.0 5.7 7.4 UT-1000 (ABT-99-4.709) 8.0 96.3 80.0 84.7 9.0 8.7 7.0 7.7 7.0 5.7 7.0 7.3 7.4 AMAZING (B1) 9.0 96.7 75.0 91.0 9.0 9.0 8.0 8.0 7.7 5.3 6.0 5.7 7.3 EXACTA 7.7 95.7 81.7 82.3 8.7 8.0 7.7 8.0 7.7 6.3 6.0 6.3 7.3 GATOR 3 (CIS-PR-85) 8.0 97.0 78.0 83.3 9.0 8.7 7.0 8.7 8.0 5.3 6.0 6.0 7.3 SUMMERSET (MB 413) 8.7 96.7 63.3 70.0 9.0 9.0 7.0 8.0 8.3 5.0 6.0 5.7 7.3 BLAZER IV (PICK MDR) 9.0 93.7 80.0 77.3 9.0 8.7 8.0 8.7 8.0 5.3 5.7 5.3 7.3 SR 4220 (SRX 4801) 9.0 96.0 68.3 79.0 9.0 8.7 8.0 8.0 7.3 5.0 6.3 6.0 7.3 HAWKEYE (SRX 4RHT) 8.7 95.0 68.3 73.3 9.0 8.3 8.0 7.7 8.3 4.7 6.0 6.0 7.3 ABT-99-4.834 9.0 98.3 73.3 64.0 9.0 8.7 7.7 8.3 8.3 5.3 5.3 4.7 7.2 APPLAUD (PENNINGTON-11301) 8.0 97.7 75.0 80.0 8.7 8.0 7.7 7.3 8.3 5.0 6.3 6.3 7.2 CHURCHILL 8.3 96.3 75.0 82.3 9.0 8.0 8.0 7.3 8.0 5.3 5.7 6.3 7.2 JET 8.0 95.0 76.7 83.0 9.0 8.0 6.3 7.3 7.7 6.0 6.7 6.3 7.2 MB 414 8.0 92.3 68.3 86.3 8.7 9.0 7.3 8.0 8.0 5.3 5.3 5.7 7.2 PLEASURE XL 8.0 96.7 77.3 82.7 8.3 7.7 6.3 6.7 7.3 7.0 7.0 7.3 7.2 WILMINGTON 9.0 94.3 68.3 83.7 9.0 8.3 7.3 7.7 7.7 5.0 6.0 6.7 7.2 ALL STAR2 (CIS-PR-78) 8.7 95.3 66.7 70.0 9.0 9.0 7.7 7.7 8.0 4.3 6.0 5.0 7.1 BRIGHTSTAR II 8.3 97.3 77.3 70.0 9.0 8.0 6.7 7.7 8.3 5.3 6.0 6.0 7.1 CABO (CIS-PR-80) 8.0 90.7 66.7 75.0 8.7 8.3 7.7 7.7 7.3 4.3 6.3 6.3 7.1 MAJESTY 8.7 99.0 76.7 78.0 8.7 8.0 6.7 7.3 7.0 5.7 6.7 6.7 7.1 PICK PR QH-97 9.0 92.0 68.3 73.3 9.0 7.7 7.3 8.3 7.7 4.7 5.7 6.3 7.1 ABT-99-4.721 8.7 98.7 75.7 81.0 8.7 8.3 7.0 7.7 7.7 5.0 5.7 6.0 7.0 APR 1237 8.0 98.7 82.3 84.7 8.0 9.0 7.7 7.3 7.3 5.3 5.3 6.0 7.0 CIS-PR-84 8.3 95.3 61.7 69.7 9.0 8.7 7.7 8.3 8.0 4.0 5.0 5.3 7.0 RACER II (PICK RC2) 8.0 94.0 82.3 89.0 8.7 7.3 6.3 6.7 6.7 6.3 7.0 7.0 7.0 DLF-LDD 9.0 98.7 76.7 74.7 8.7 8.0 7.3 7.7 7.3 5.3 5.7 5.7 7.0 ELFKIN 8.3 96.0 79.0 76.7 7.7 7.7 7.0 8.0 7.0 6.7 5.7 6.3 7.0 KOKOMO (CIS-PR-69) 8.3 95.7 66.7 66.7 8.7 8.7 7.3 8.0 7.7 4.3 5.7 5.7 7.0 COURAGE (MB 410) 8.0 96.3 70.0 71.7 8.0 9.0 6.7 8.0 7.3 5.0 6.0 5.7 7.0 MP88 8.3 97.3 58.3 76.7 9.0 8.3 7.7 7.0 8.0 4.3 6.0 5.7 7.0 NEXUS 9.0 94.3 71.7 71.7 8.7 8.3 7.3 7.7 8.0 5.0 6.0 5.0 7.0 PICK PR B-97 9.0 95.3 70.7 79.3 8.3 8.0 6.3 7.0 7.7 5.0 7.0 6.3 7.0 INSPIRE (R8000) 8.7 98.0 79.0 72.3 9.0 8.3 6.3 7.7 8.0 5.0 6.3 5.0 7.0 TABLE 7. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT LEXINGTON, KY 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST PERCENT PERCENT PERCENT SPRING COVER COVER COVER QUALITY RATINGS NAME GREENUP SPRING SUMMER FALL MAR APR MAY JUN JUL AUG SEP OCT MEAN ABT-99-4.724 9.0 97.7 76.7 73.3 9.0 7.7 7.7 7.3 7.7 5.0 6.0 5.0 6.9 CIS-PR-75 8.7 91.7 76.7 65.0 8.3 8.0 7.7 8.0 7.7 4.7 6.3 4.7 6.9 DIVINE 8.3 99.0 85.7 81.3 8.3 7.7 6.3 7.0 7.0 6.3 6.7 6.0 6.9 LPR 98-143 8.0 94.7 71.7 78.3 9.0 7.0 6.3 6.3 6.3 5.7 7.0 7.7 6.9 SR 4500 7.7 97.7 83.3 90.0 7.3 7.3 6.7 6.7 7.3 5.7 6.7 7.3 6.9 ABT-99-4.115 7.3 92.7 77.3 83.0 8.0 7.7 6.7 7.7 7.0 5.3 6.0 6.3 6.8 ABT-99-4.625 8.0 93.7 76.7 75.0 8.0 8.7 7.0 7.0 7.0 5.0 5.3 6.0 6.8 ABT-99-4.815 7.7 93.0 58.3 75.7 8.7 8.0 7.7 7.7 8.3 4.0 5.0 4.7 6.8 ABT-99-4.965 9.0 87.3 75.0 66.7 8.3 8.3 6.3 6.3 7.3 6.0 7.0 5.0 6.8 ADMIRE (JR-151) 8.3 94.0 90.7 91.3 8.0 7.3 6.7 6.7 7.0 5.7 6.3 6.7 6.8 CALYPSO II 7.0 92.7 75.0 89.3 7.0 7.0 6.7 6.7 7.0 5.7 6.7 7.7 6.8 CHARISMATIC (LTP 98-501) 8.3 96.3 76.7 76.7 8.7 8.0 7.3 7.3 7.3 4.3 5.3 5.7 6.8 PACESETTER (6011) 8.0 97.7 75.0 84.0 8.0 7.7 6.3 7.3 7.0 5.7 6.0 6.3 6.8 PARAGON 8.0 98.3 80.0 76.3 8.0 7.3 7.0 7.7 7.3 5.7 6.0 5.7 6.8 PENNANT II 8.3 91.3 77.3 75.7 8.7 8.3 6.7 7.3 7.0 6.0 5.0 5.3 6.8 PICK PR 1-94 8.0 95.0 75.0 76.7 9.0 7.7 7.3 7.0 7.3 5.0 5.3 5.3 6.8 PST-2M4 8.0 96.0 76.7 73.3 8.7 7.7 7.3 7.0 7.0 5.7 6.0 5.3 6.8 RACER 8.0 97.3 80.0 82.3 8.3 7.3 7.0 6.3 7.0 6.0 5.7 7.0 6.8 SEVILLE II 8.7 91.7 68.3 75.7 8.7 8.0 7.3 7.3 7.0 4.7 5.7 5.7 6.8 SUPERSTAR (EP57) 8.0 91.3 73.3 82.3 8.7 8.0 6.7 6.3 7.7 5.3 5.7 6.0 6.8 ABT-99-4.339 8.3 93.0 84.0 87.3 7.7 7.3 6.7 7.3 7.0 5.7 5.7 6.3 6.7 ABT-99-4.600 7.3 88.0 80.0 75.0 8.0 7.3 6.3 7.3 7.0 5.7 5.7 6.0 6.7 AFFIRMED 7.7 96.3 73.3 82.3 7.3 8.0 7.0 7.7 7.3 5.0 5.7 5.7 6.7 CHARGER II 7.3 88.3 85.0 90.0 7.3 6.7 6.7 7.3 6.7 6.0 6.3 6.7 6.7 PENTIUM (NJ-6401) 8.7 97.7 75.7 71.3 8.3 7.7 7.3 7.3 7.0 5.3 5.0 5.3 6.7 PICK PRNGS 8.7 96.7 84.0 83.3 8.0 7.3 6.3 6.7 6.7 5.3 6.3 6.7 6.7 PROMISE 8.3 93.7 71.7 81.7 9.0 8.0 6.7 6.7 6.7 5.0 5.3 6.3 6.7 SALINAS (PST-2SLX) 8.0 96.3 75.7 80.0 8.0 7.7 7.0 6.7 7.7 5.0 5.7 6.0 6.7 EPD 8.0 94.0 65.0 80.0 8.3 7.7 7.3 6.7 7.7 4.3 5.7 5.3 6.6 JR-128 8.0 96.7 82.3 82.3 8.0 7.3 6.7 6.3 7.0 5.3 6.0 6.3 6.6 LINE DRIVE 8.0 96.0 61.7 80.0 8.0 8.0 6.3 7.7 7.0 4.7 5.3 6.0 6.6 MDP 8.0 95.0 63.3 76.7 8.0 8.0 6.0 7.0 8.0 4.3 6.0 5.3 6.6 PROWLER (APR 777) 8.0 92.3 82.3 84.0 7.3 7.0 5.7 6.0 6.0 6.7 7.3 7.0 6.6 PST-2JH 7.3 95.3 78.3 79.0 8.0 7.0 6.3 6.7 7.0 5.7 6.3 5.7 6.6 PST-2RT 8.0 98.7 77.3 80.0 7.7 7.0 6.3 7.0 6.7 6.0 6.7 5.7 6.6 CATALINA II (PST-CATS) 7.7 92.0 80.0 88.0 8.3 7.3 5.3 7.0 7.3 5.3 6.0 6.3 6.6 ABT-99-4.464 8.0 95.7 80.7 82.3 9.0 7.7 6.0 7.0 7.0 5.3 5.0 5.3 6.5 ABT-99-4.560 7.7 94.0 63.3 79.7 7.7 7.3 7.3 7.0 7.0 4.3 5.7 5.7 6.5 BARLENNIUM 7.3 91.3 66.7 72.3 8.0 8.0 7.0 7.3 7.7 4.3 5.3 4.7 6.5 CATHEDRAL II 7.0 93.7 71.7 75.7 7.7 7.7 6.7 7.0 7.0 4.3 6.0 6.0 6.5 FIESTA 3 8.0 95.0 75.0 80.7 8.7 7.0 6.7 6.3 7.0 5.0 5.3 6.0 6.5 MEPY 8.0 92.7 63.3 65.0 8.0 8.0 7.0 6.7 7.7 4.7 5.0 5.0 6.5 MP107 8.0 94.0 60.0 63.3 8.0 8.3 7.0 6.7 7.7 4.3 5.0 4.7 6.5 PHANTOM 8.0 83.3 65.0 74.0 7.7 8.0 6.3 7.0 7.3 4.7 5.3 5.3 6.5 PINNACLE II (BAR 9 B2) 8.0 92.0 68.3 79.0 8.7 8.0 7.0 7.3 7.3 4.0 5.3 4.7 6.5 PREMIER II 7.3 93.7 76.3 81.7 8.0 7.0 6.3 7.0 7.0 5.0 6.0 5.7 6.5 PST-2LA 7.7 95.3 66.7 76.7 8.3 7.7 6.0 7.0 7.0 4.7 5.7 5.3 6.5 TABLE 7. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT LEXINGTON, KY 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST PERCENT PERCENT PERCENT SPRING COVER COVER COVER QUALITY RATINGS NAME GREENUP SPRING SUMMER FALL MAR APR MAY JUN JUL AUG SEP OCT MEAN SKYHAWK 8.0 94.3 66.7 72.3 7.0 8.0 7.0 7.0 7.0 5.0 6.0 5.0 6.5 SRX 4120 6.7 89.7 85.7 94.7 8.0 7.0 6.0 6.0 6.3 5.0 6.7 7.3 6.5 APR 1233 8.0 93.0 84.7 79.7 8.3 6.7 5.3 5.3 6.3 6.0 7.0 6.3 6.4 MANHATTAN 3 8.0 88.3 61.7 68.3 8.7 7.3 7.0 7.0 7.0 5.0 4.3 4.7 6.4 MP103 8.0 93.3 60.0 66.7 8.0 8.3 6.7 6.7 7.7 4.0 5.3 4.3 6.4 ALLSPORT 8.0 91.3 68.3 61.7 8.3 7.3 6.3 7.0 7.7 5.3 4.3 4.0 6.3 APR 1235 8.0 95.3 78.3 85.3 8.0 7.3 6.0 5.7 6.7 5.7 6.0 5.0 6.3 PALMER III 8.7 86.0 68.3 61.7 7.7 7.3 6.3 8.0 7.0 4.7 4.3 4.7 6.3 APR 776 8.0 97.7 68.0 70.0 7.7 7.0 6.0 6.3 6.7 5.3 5.0 5.3 6.2 EXTREME (JR-317) 8.3 93.3 73.3 75.0 8.0 7.7 6.7 6.3 7.3 4.0 5.0 4.7 6.2 PICK EX2 7.0 95.3 76.7 88.0 8.0 6.3 5.3 6.0 6.0 5.3 6.3 6.0 6.2 PST-2CRR 7.7 86.7 65.0 66.7 8.0 7.3 5.7 6.7 7.0 5.0 5.0 4.7 6.2 SECRETARIAT 7.0 95.3 85.7 81.7 7.3 6.3 6.0 6.0 6.3 5.7 5.7 6.3 6.2 BY-100 7.0 99.0 78.3 73.3 7.7 7.0 6.0 6.3 6.7 5.7 4.7 5.0 6.1 AFFINITY 6.3 97.3 78.3 86.0 8.0 6.0 5.7 5.7 6.0 5.7 5.3 5.3 6.0 APR 1234 7.3 89.7 74.3 79.3 7.7 6.0 5.0 5.0 6.0 5.7 6.3 6.0 6.0 CAS-LP84 7.7 96.3 51.7 60.0 8.0 7.3 6.7 6.7 7.3 3.7 4.3 4.0 6.0 CATALINA 7.7 80.7 68.3 61.7 7.3 7.0 6.0 7.0 7.0 5.0 5.0 4.0 6.0 EP53 8.0 92.3 58.3 70.0 7.7 7.3 5.7 6.3 7.0 4.3 5.0 4.7 6.0 KOOS R-71 7.0 86.3 76.7 73.3 7.3 6.0 5.7 6.0 6.7 5.3 5.3 5.3 6.0 LPR 98-144 7.7 84.7 68.3 75.7 7.7 7.0 5.7 6.3 6.7 5.0 4.7 5.3 6.0 LTP-ME 7.7 86.7 65.0 65.0 8.0 7.0 5.7 7.3 7.0 4.0 4.7 4.3 6.0 PROSPORT (AG-P981) 7.7 84.0 68.3 63.3 7.0 6.7 5.3 7.0 6.7 5.0 5.7 4.7 6.0 APR 1231 7.0 92.0 68.3 70.0 7.0 7.0 6.0 6.3 6.3 5.3 4.7 4.7 5.9 APR 1232 7.3 95.7 78.3 79.0 7.3 6.3 6.0 6.0 6.0 5.0 5.3 5.0 5.9 MONTEREY II (JR-187) 8.0 94.7 65.0 66.7 8.7 6.7 5.7 6.3 6.0 4.0 4.3 4.3 5.8 PREMIER 7.0 85.0 60.0 72.3 7.3 6.7 5.3 6.0 6.3 4.3 5.0 4.7 5.7 WVPB-R-84 7.0 88.3 68.3 71.0 8.0 6.0 5.7 5.7 6.0 4.7 5.0 4.7 5.7 HEADSTART 7.0 87.3 66.7 55.0 7.7 7.0 6.0 6.0 6.0 4.3 4.0 4.0 5.6 PASSPORT 6.0 75.7 75.0 66.7 7.0 6.7 5.7 6.0 6.3 4.3 4.0 5.0 5.6 DP 17-9391 6.0 86.7 77.3 73.3 7.0 6.0 5.3 6.0 5.3 5.0 4.3 4.7 5.5 PANTHER 7.0 87.3 53.3 43.3 7.3 7.0 6.0 6.7 7.0 3.3 3.0 3.0 5.4 DP 17-9069 7.0 93.0 55.0 65.0 7.7 6.0 5.7 5.0 5.3 3.7 4.7 4.7 5.3 DP LP-1 7.7 90.7 55.0 60.0 7.3 7.0 6.0 4.7 5.7 3.3 4.0 4.0 5.3 EDGE 7.0 88.3 65.0 71.0 7.0 5.3 5.3 5.3 5.7 4.0 4.3 4.3 5.2 BUCCANEER 6.0 91.7 66.7 71.7 6.7 5.0 5.0 5.0 5.3 4.7 5.0 4.3 5.1 YATSUGREEN 6.0 88.3 66.7 69.7 7.0 4.7 5.0 5.7 5.3 4.3 4.3 4.3 5.1 WVPB-R-82 7.3 82.3 55.0 56.7 7.0 5.7 5.0 5.0 5.7 3.7 3.7 4.0 5.0 DP 17-9496 6.0 76.7 55.0 73.3 6.0 5.0 4.3 4.7 5.0 4.0 4.3 4.7 4.8 LINN 5.0 14.3 10.3 10.3 3.3 4.0 2.7 2.3 3.0 1.0 2.0 1.0 2.4 LSD VALUE 0.6 7.8 21.6 23.4 0.8 0.9 1.1 0.9 0.8 1.8 1.5 2.1 0.6 C.V. (%) 4.9 5.6 15.7 16.0 6.3 7.7 10.3 8.9 7.5 18.9 15.7 20.6 6.1 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 KY1 SILT LOAM AND SILT 6.1-6.5 61-150 241-375 3.1-4.0 FULL SUN 0.6-1.0 TO PREVENT DORMANCY