TABLE 21. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT BROOKINGS, SD 1/ 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT GENETIC DENSITY DENSITY COVER COVER TYPHULA QUALITY RATINGS NAME COLOR SPRING SUMMER SPRING FALL BLIGHT APR MAY JUN JUL AUG OCT MEAN LTP-ME 6.3 6.0 7.0 95.0 94.7 8.0 6.0 5.0 5.7 5.3 6.0 6.0 5.7 APPLAUD (PENNINGTON-11301) 6.3 7.0 7.7 90.0 97.7 4.7 4.0 4.7 5.3 6.0 6.7 6.3 5.5 ABT-99-4.464 5.7 6.0 6.3 86.7 94.3 4.3 3.7 4.0 5.3 6.0 6.7 5.7 5.2 ELFKIN 5.7 6.3 7.0 88.3 96.3 4.7 3.7 4.7 5.3 5.3 6.0 6.0 5.2 APR 1237 5.3 7.0 7.3 83.3 96.0 4.0 3.3 4.0 4.7 5.3 6.0 5.7 4.8 PARAGON 6.3 6.0 7.0 81.7 96.3 3.3 3.0 4.3 4.7 5.0 5.7 6.3 4.8 PICK PR B-97 6.7 6.7 7.3 80.0 97.7 3.3 3.0 4.0 4.3 5.3 5.7 6.3 4.8 HAWKEYE (SRX 4RHT) 6.3 5.7 7.7 81.7 97.7 3.3 3.0 3.7 4.3 5.3 6.0 6.7 4.8 STELLAR (CIS-PR-72) 6.3 6.3 7.0 83.3 94.7 3.7 3.3 3.7 4.7 5.3 5.7 6.3 4.8 ABT-99-4.115 6.0 6.7 6.3 86.7 96.3 4.0 3.0 3.7 4.0 5.3 6.0 6.3 4.7 CATHEDRAL II 5.3 6.3 8.0 83.3 99.0 3.7 3.0 3.3 4.0 5.3 6.0 6.3 4.7 EDGE 4.7 4.7 7.0 85.0 99.0 3.7 3.0 3.0 4.3 6.0 6.7 5.3 4.7 INSPIRE (R8000) 6.0 6.7 7.7 81.7 96.3 3.7 3.0 3.7 4.3 5.0 5.3 6.7 4.7 ABT-99-4.724 6.0 6.3 7.3 83.3 92.7 3.7 3.0 3.7 4.0 5.0 5.7 6.0 4.6 AMAZING (B1) 7.0 6.0 7.3 81.7 97.7 3.3 3.0 3.0 4.0 5.0 5.7 6.7 4.6 CHURCHILL 6.3 6.3 7.7 76.7 96.3 3.0 3.0 3.0 4.0 4.7 5.7 7.0 4.6 RACER II (PICK RC2) 5.7 6.0 7.7 78.3 99.0 3.3 3.0 3.3 4.0 5.3 6.0 6.0 4.6 EXACTA 6.3 6.3 7.0 85.0 96.3 3.7 3.0 3.7 4.3 5.0 5.0 6.3 4.6 EXTREME (JR-317) 6.3 6.3 7.0 81.7 97.7 3.3 3.0 3.7 4.3 5.0 5.3 6.3 4.6 JET 6.3 5.3 7.7 78.3 99.0 2.7 2.7 3.3 3.7 5.3 6.0 6.7 4.6 LPR 98-144 5.0 6.3 6.7 83.3 97.7 3.3 3.0 3.7 4.0 5.0 5.3 6.3 4.6 PENTIUM (NJ-6401) 5.7 6.3 8.3 80.0 97.7 3.3 3.0 3.3 4.0 5.3 6.0 6.0 4.6 SKYHAWK 7.3 6.3 6.3 81.7 96.3 3.7 3.3 3.3 4.7 4.7 5.3 6.0 4.6 SR 4420 (SRX 4820) 6.0 6.0 6.3 80.0 96.0 3.3 3.0 3.3 4.0 5.3 6.0 6.0 4.6 CHARISMATIC (LTP 98-501) 6.3 6.7 7.3 80.0 94.7 3.3 3.0 3.7 4.7 5.0 5.3 5.3 4.5 HEADSTART 5.7 5.7 6.0 80.0 96.3 3.3 3.0 3.3 4.0 5.0 5.7 6.0 4.5 MANHATTAN 3 5.3 5.0 7.0 81.7 97.7 3.7 3.0 3.7 4.0 5.0 5.3 6.0 4.5 PASSPORT 5.3 5.7 7.0 76.7 97.7 3.3 3.0 3.7 4.0 5.0 5.7 5.7 4.5 PINNACLE II (BAR 9 B2) 7.0 6.7 7.3 80.0 94.7 3.3 3.0 4.0 4.0 5.0 4.7 6.3 4.5 PREMIER II 6.0 6.0 8.3 81.7 99.0 3.3 3.0 3.0 4.0 5.0 5.7 6.3 4.5 SECRETARIAT 5.3 5.7 6.3 81.7 94.7 3.3 3.0 3.7 4.3 5.0 5.3 5.7 4.5 ABT-99-4.339 5.3 6.3 6.7 75.0 96.3 3.3 3.0 3.3 4.0 5.0 5.3 6.0 4.4 ADMIRE (JR-151) 5.3 6.0 6.3 81.7 95.0 3.3 3.0 3.0 4.0 5.3 6.0 5.0 4.4 BUCCANEER 4.0 4.7 5.7 78.3 94.3 3.7 3.0 2.7 4.3 5.3 6.0 5.0 4.4 CATALINA 6.0 6.3 6.7 75.0 94.7 3.0 3.0 3.3 4.0 5.0 5.7 5.3 4.4 KOKOMO (CIS-PR-69) 6.3 6.0 6.7 78.3 94.7 3.3 3.0 3.0 3.7 4.7 5.3 7.0 4.4 LPR 98-143 5.3 5.3 7.0 80.0 97.7 3.0 2.7 3.7 4.0 5.0 5.3 6.0 4.4 MONTEREY II (JR-187) 5.7 6.0 6.3 81.7 94.7 3.3 3.0 3.0 3.7 5.0 5.7 6.0 4.4 PALMER III 6.0 6.0 6.0 81.7 94.7 3.7 3.3 3.3 4.7 4.7 5.0 5.7 4.4 PARADIGM (APR 1236) 4.7 6.0 6.7 83.3 97.7 3.7 3.0 3.3 4.0 5.0 5.0 6.0 4.4 BLAZER IV (PICK MDR) 7.0 6.7 7.3 80.0 96.3 3.3 3.0 3.7 3.7 4.7 5.0 6.3 4.4 PICK PRNGS 5.0 6.7 6.7 78.3 94.7 3.7 3.0 3.3 4.0 5.0 5.7 5.3 4.4 CITATION FORE (PST-2BR) 6.3 6.3 7.3 76.7 96.3 3.3 2.7 3.3 4.0 5.0 5.3 6.0 4.4 PST-2JH 5.7 5.3 7.0 81.7 93.3 3.0 3.0 3.3 3.7 5.0 5.7 5.7 4.4 ABT-99-4.815 5.7 6.3 7.0 78.3 94.7 3.3 3.0 3.3 3.7 4.7 5.3 6.0 4.3 ABT-99-4.965 7.0 6.3 6.7 85.0 93.3 3.7 3.0 3.7 3.7 4.7 4.7 6.0 4.3 AFFINITY 4.3 5.0 6.3 76.7 93.0 3.3 3.0 2.7 4.0 4.7 5.3 6.0 4.3 TABLE 21. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT BROOKINGS, SD 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST PERCENT PERCENT GENETIC DENSITY DENSITY COVER COVER TYPHULA QUALITY RATINGS NAME COLOR SPRING SUMMER SPRING FALL BLIGHT APR MAY JUN JUL AUG OCT MEAN AFFIRMED 6.3 5.3 7.0 80.0 96.3 3.3 3.0 3.0 4.0 4.7 5.3 6.0 4.3 BRIGHTSTAR II 7.7 7.0 6.7 76.7 93.0 3.0 3.0 3.0 3.7 4.7 5.0 6.3 4.3 DP 17-9391 4.3 5.7 7.3 83.3 97.7 4.0 3.0 3.0 4.0 5.0 5.7 5.3 4.3 DP LP-1 4.3 5.3 5.0 81.7 97.7 3.7 3.3 3.3 4.3 5.0 5.0 4.7 4.3 MANHATTAN 4 (PST-2CRL) 6.0 6.0 7.3 71.7 94.3 2.7 2.7 3.3 3.7 5.0 5.3 6.0 4.3 MDP 7.3 7.0 5.7 78.3 94.3 3.3 3.0 3.3 4.3 4.3 5.0 6.0 4.3 PICK PR 1-94 6.3 6.3 7.0 73.3 93.0 3.0 3.0 3.3 3.7 4.7 5.0 6.0 4.3 GRAND SLAM (PST-2L96) 6.7 6.3 7.7 75.0 93.3 3.3 3.0 3.0 3.7 4.7 5.3 6.0 4.3 PST-2LA 5.3 6.7 7.7 73.3 93.0 2.7 2.7 3.3 4.0 5.0 5.0 6.0 4.3 MACH 1 (ROBERTS-627) 7.0 7.3 7.3 80.0 97.7 3.3 3.0 3.3 4.0 4.7 5.0 6.0 4.3 SEVILLE II 6.3 6.3 7.3 80.0 96.3 3.0 3.0 3.3 3.3 5.0 5.0 6.3 4.3 YATSUGREEN 4.0 5.0 6.0 80.0 96.0 4.7 3.7 3.3 4.0 4.7 5.0 5.3 4.3 ABT-99-4.834 6.7 6.7 7.0 75.0 91.7 2.7 2.7 3.0 3.7 4.3 4.7 6.7 4.2 ALL STAR2 (CIS-PR-78) 6.7 6.3 7.3 76.7 97.7 3.3 3.0 3.3 3.7 4.3 4.7 6.3 4.2 APR 1232 5.0 5.0 6.7 78.3 94.7 3.3 2.7 3.3 3.7 5.0 5.3 5.0 4.2 APR 1235 4.7 6.0 6.7 73.3 91.7 3.3 3.0 3.0 3.7 4.7 5.0 5.7 4.2 APR 776 5.0 6.0 6.7 81.7 94.3 3.0 3.0 3.0 3.7 4.7 5.3 5.7 4.2 BRIGHTSTAR SLT (PST-2A6B) 6.3 6.0 6.7 75.0 93.0 3.0 3.0 2.7 3.3 4.7 5.3 6.3 4.2 CIS-PR-84 6.7 5.7 6.7 70.0 94.7 3.0 2.7 2.7 3.7 4.7 5.3 6.0 4.2 MAJESTY 6.0 6.0 6.7 78.3 93.0 3.0 3.0 3.0 3.3 4.7 5.0 6.0 4.2 MP103 7.0 6.7 5.3 83.3 94.7 3.0 3.0 3.3 4.0 4.3 4.7 5.7 4.2 PIZZAZZ 6.7 6.3 6.7 80.0 94.7 3.3 3.0 3.7 4.0 4.3 4.3 6.0 4.2 PREMIER 5.3 5.7 5.0 80.0 91.3 3.7 3.3 3.3 4.3 4.7 5.0 4.7 4.2 SALINAS (PST-2SLX) 6.0 6.7 7.3 71.7 96.3 2.7 2.7 3.0 3.7 4.7 5.0 6.0 4.2 SRX 4120 5.0 5.3 5.7 85.0 96.0 3.0 3.0 2.7 3.7 4.7 5.3 5.7 4.2 SR 4220 (SRX 4801) 6.0 6.0 7.0 75.0 93.3 3.0 3.0 2.7 3.7 4.3 4.7 6.7 4.2 WVPB-R-84 5.0 4.7 6.0 83.3 97.7 3.3 3.0 3.0 4.0 5.0 5.3 4.7 4.2 ABT-99-4.625 7.0 5.7 6.3 76.7 91.7 3.0 3.0 3.0 4.0 4.3 4.7 5.3 4.1 ABT-99-4.721 6.0 6.7 6.7 78.3 96.0 3.3 3.0 2.7 3.7 4.7 4.7 6.0 4.1 APR 1233 6.3 5.7 7.0 76.7 91.3 3.0 2.7 3.0 3.7 5.0 5.3 5.0 4.1 CALYPSO II 5.3 5.3 7.0 73.3 96.3 2.7 2.7 2.3 3.3 4.7 5.3 6.0 4.1 DP 17-9069 4.3 5.3 6.0 75.0 91.3 3.3 3.0 2.7 4.0 4.7 5.3 5.0 4.1 FIESTA 3 6.0 6.0 7.0 70.0 93.0 3.0 3.0 2.7 3.7 4.3 4.7 6.0 4.1 GATOR 3 (CIS-PR-85) 6.7 6.3 7.0 71.7 93.3 2.7 2.7 3.0 3.3 4.0 4.7 6.7 4.1 COURAGE (MB 410) 5.7 6.3 6.7 70.0 91.3 3.3 3.0 3.0 3.3 4.3 4.7 6.0 4.1 MEPY 7.0 6.3 6.3 78.3 97.7 3.0 2.7 3.3 3.7 4.3 4.7 5.7 4.1 MP107 7.0 6.7 6.7 85.0 94.7 3.3 3.0 3.0 4.0 4.3 4.7 5.7 4.1 PACESETTER (6011) 5.7 6.0 7.7 76.7 93.3 2.7 2.7 2.7 3.3 4.7 5.3 6.0 4.1 PANTHER 5.7 6.0 6.7 81.7 93.0 3.0 3.0 2.7 3.7 4.3 5.0 6.0 4.1 PHANTOM 7.0 6.0 5.7 73.3 93.3 2.7 2.7 3.0 3.7 4.3 5.0 6.0 4.1 PLEASURE XL 6.0 6.3 6.7 70.0 93.3 3.0 3.0 3.0 3.7 4.0 4.7 6.0 4.1 RADIANT 7.0 7.0 7.7 78.3 96.0 3.0 2.7 2.7 3.7 4.7 5.0 6.0 4.1 ABT-99-4.560 6.3 6.0 7.0 71.7 95.0 3.0 2.7 2.7 3.7 4.3 4.7 6.0 4.0 DIVINE 5.3 5.7 7.0 71.7 93.0 3.3 3.0 2.7 3.3 4.3 5.0 5.7 4.0 DLF-LDD 5.3 6.0 7.3 78.3 94.7 3.0 3.0 2.7 3.3 4.3 4.7 6.0 4.0 EPD 6.7 6.7 6.7 78.3 96.3 3.0 2.7 3.0 3.7 4.3 4.3 6.0 4.0 JR-128 5.3 6.0 6.7 76.7 96.3 2.7 2.7 3.0 3.3 4.3 4.7 6.0 4.0 TABLE 21. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT BROOKINGS, SD 2001 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST PERCENT PERCENT GENETIC DENSITY DENSITY COVER COVER TYPHULA QUALITY RATINGS NAME COLOR SPRING SUMMER SPRING FALL BLIGHT APR MAY JUN JUL AUG OCT MEAN MP88 6.3 7.3 7.0 76.7 93.0 3.3 3.0 3.0 4.0 4.0 4.7 5.3 4.0 PICK PR QH-97 7.0 6.0 7.0 63.3 93.3 2.7 2.3 2.3 3.3 4.3 5.0 6.7 4.0 PST-2M4 5.7 5.7 7.0 78.3 91.7 3.0 2.7 3.0 4.0 4.3 4.7 5.3 4.0 ABT-99-4.600 5.3 6.0 6.3 75.0 93.0 3.0 3.0 3.0 3.3 4.3 4.3 5.7 3.9 ASCEND 6.7 6.0 6.7 73.3 88.3 2.7 2.7 2.7 3.7 4.0 4.7 6.0 3.9 CAS-LP84 7.0 6.7 6.3 68.3 91.3 2.3 2.3 3.3 3.3 4.0 4.3 6.0 3.9 CIS-PR-75 6.3 6.7 7.7 71.7 93.3 3.0 3.0 2.7 3.3 4.0 4.3 6.3 3.9 KOOS R-71 5.3 5.3 5.3 66.7 93.0 2.7 2.7 2.7 3.3 4.3 4.7 5.7 3.9 LINE DRIVE 6.3 5.7 6.7 66.7 91.7 2.7 2.7 2.3 3.3 4.3 5.0 5.7 3.9 SPLENDID (MB 411) 6.7 6.3 7.0 70.0 89.7 2.7 2.7 3.0 3.3 4.0 4.3 6.3 3.9 NEXUS 7.0 7.3 7.0 76.7 91.3 3.3 3.0 3.0 3.7 3.7 4.0 6.0 3.9 PENNANT II 6.3 6.0 6.7 71.7 93.0 2.7 2.7 2.3 3.0 4.3 5.0 6.0 3.9 PST-2CRR 5.7 6.0 6.7 75.0 90.0 3.7 3.0 3.0 3.7 4.0 4.3 5.3 3.9 PST-2RT 5.0 6.0 6.3 80.0 93.0 3.0 2.7 2.7 3.7 4.0 4.7 5.7 3.9 TERRADYNE (A5C) 7.0 6.0 6.3 71.7 90.0 2.7 2.7 2.7 3.3 4.0 4.3 6.0 3.8 BARLENNIUM 5.7 6.3 6.7 70.0 91.3 3.0 2.7 3.0 3.3 4.0 4.0 5.7 3.8 BY-100 5.0 5.0 7.0 66.7 91.3 2.7 2.7 2.7 3.3 4.0 4.7 5.7 3.8 GALLERY (MB 412) 7.3 6.7 7.0 73.3 85.0 2.7 2.7 2.7 3.0 4.0 4.7 6.0 3.8 PICK EX2 5.0 5.7 6.7 78.3 94.7 3.3 3.0 2.7 3.7 4.0 4.3 5.3 3.8 SR 4500 5.3 6.0 7.0 73.3 90.0 3.0 3.0 2.7 3.0 4.0 4.7 5.7 3.8 WILMINGTON 7.3 6.3 7.3 70.0 91.3 3.0 2.7 3.0 4.0 4.0 4.0 5.3 3.8 PROMISE 6.3 6.0 7.3 73.3 90.0 2.7 2.7 2.7 3.3 4.0 4.0 5.7 3.7 PROWLER (APR 777) 5.3 5.0 6.7 73.3 96.3 3.0 2.7 2.7 3.3 4.3 4.3 5.0 3.7 WVPB-R-82 4.7 5.3 5.3 80.0 94.7 3.0 3.0 2.7 3.7 4.0 4.3 4.7 3.7 CABO (CIS-PR-80) 6.7 6.0 6.7 68.3 86.7 2.7 2.7 2.7 3.3 3.7 4.0 5.0 3.6 DP 17-9496 3.0 3.3 4.3 76.7 91.3 4.0 3.3 2.0 3.7 4.0 4.7 3.7 3.6 SUMMERSET (MB 413) 7.0 6.3 7.3 73.3 88.3 2.7 2.7 2.3 3.0 3.7 3.7 6.3 3.6 MB 414 6.7 6.3 6.7 61.7 84.7 2.7 2.3 2.7 3.0 4.0 4.0 5.3 3.6 CATALINA II (PST-CATS) 6.7 6.0 6.3 65.0 86.7 2.7 2.7 2.3 3.3 3.7 4.0 5.7 3.6 SUPERSTAR (EP57) 6.7 6.3 5.7 75.0 90.0 3.0 3.0 2.3 3.3 3.3 3.7 5.7 3.6 APR 1231 5.0 6.0 7.0 70.0 83.3 2.7 2.7 2.7 3.3 3.7 4.0 4.3 3.4 CHARGER II 5.7 5.7 6.3 70.0 88.3 2.7 2.3 2.3 3.3 3.7 3.7 5.3 3.4 EP53 6.0 6.0 6.0 68.3 88.3 3.0 2.7 2.7 3.0 3.7 3.7 4.7 3.4 PST-2SBE 6.3 6.0 6.7 65.0 90.0 2.0 2.0 2.3 3.0 3.7 3.7 5.7 3.4 RACER 6.0 5.7 6.7 63.3 88.3 2.7 2.7 2.3 3.0 3.7 4.0 4.7 3.4 UT-1000 (ABT-99-4.709) 6.7 6.0 6.7 68.3 85.0 2.3 2.3 2.0 3.0 3.7 3.7 5.3 3.3 ALLSPORT 5.7 5.7 6.7 63.3 85.0 2.7 2.7 2.0 3.0 3.0 3.3 5.0 3.2 PROSPORT (AG-P981) 6.0 5.7 6.3 60.0 85.0 2.3 2.3 2.3 2.7 3.3 3.3 5.0 3.2 APR 1234 4.7 4.7 5.0 65.0 73.3 2.3 2.3 2.0 2.7 3.0 3.7 4.0 2.9 LINN 3.0 3.3 3.7 73.3 94.7 3.0 3.0 2.3 3.3 3.0 3.0 3.0 2.9 LSD VALUE 0.8 0.9 1.1 38.8 10.1 1.6 0.9 2.1 2.0 2.3 1.2 1.1 1.0 C.V. (%) 8.7 8.9 9.7 13.1 5.1 24.1 16.1 25.3 19.8 18.8 14.4 10.9 12.5 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 SD1 SILTY CLAY LOAM 7.6-8.5 0-60 241-375 2.1-3.0 FULL SUN 0.6-1.0 TO PREVENT STRESS