TABLE 20. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT BROOKINGS, SD 1/ 2003 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT PERCENT GENETIC COVER COVER WINTER QUALITY RATINGS NAME COLOR SPRING FALL KILL APR MAY JUN JUL AUG SEP OCT MEAN HAWKEYE (SRX 4RHT) 5.0 38.3 81.7 61.7 2.3 2.0 5.0 5.7 6.7 7.3 6.7 5.1 PREMIER II 5.0 30.0 58.3 55.0 2.0 3.0 5.0 5.5 6.5 7.0 6.5 5.1 APPLAUD (PENNINGTON-11301) 5.7 40.0 86.7 60.0 2.3 2.7 5.0 5.3 6.3 7.0 6.7 5.0 ABT-99-4.115 4.7 48.3 94.7 51.7 2.0 3.3 4.7 5.3 6.0 6.3 6.3 4.9 ABT-99-4.965 6.3 60.0 94.7 40.0 2.3 3.0 5.0 5.0 6.0 7.0 6.0 4.9 ARRIVAL (CIS-PR-84) 7.0 15.0 26.7 77.0 2.0 3.0 5.0 5.0 6.0 7.0 6.0 4.9 BLAZER IV (PICK MDR) 7.3 45.0 89.7 55.0 2.7 3.0 4.0 5.0 6.0 6.7 6.7 4.9 JET 6.3 41.7 83.3 58.3 3.0 2.7 4.3 5.0 6.0 7.0 6.0 4.9 ASCEND 6.3 40.0 76.7 60.0 2.3 2.7 4.3 5.0 6.0 6.7 6.3 4.8 CHURCHILL 5.0 31.7 73.3 68.3 2.7 3.0 4.0 5.0 6.0 7.0 6.0 4.8 FIESTA 3 5.0 33.3 76.7 65.0 3.0 3.0 4.3 5.0 6.0 6.3 6.0 4.8 GATOR 3 (CIS-PR-85) 5.7 33.3 70.0 66.7 2.7 2.7 4.3 5.0 6.0 7.0 6.0 4.8 KOKOMO (CIS-PR-69) 6.7 46.7 93.0 53.3 3.0 2.3 4.0 5.0 6.0 6.7 6.3 4.8 MACH 1 (ROBERTS-627) 7.3 36.7 76.7 63.3 2.3 2.7 4.3 5.0 6.0 7.0 6.0 4.8 PACESETTER (6011) 5.0 41.7 85.0 58.3 2.7 3.0 4.0 5.0 6.0 7.0 6.0 4.8 PICK PR QH-97 7.7 48.3 86.7 51.7 2.7 2.3 4.7 5.0 6.0 7.0 6.0 4.8 SUNKISSED (ABT-99-4.834) 7.0 45.0 88.3 55.0 2.3 3.0 4.0 5.0 6.0 7.0 6.0 4.8 AMAZING (B1) 6.7 35.0 81.7 65.0 2.3 2.7 4.0 5.0 6.0 7.0 6.0 4.7 BRIGHTSTAR SLT (PST-2A6B) 7.0 38.3 83.3 61.7 2.0 2.7 4.3 5.0 6.0 7.0 6.0 4.7 COURAGE (MB 410) 5.0 48.3 88.3 51.7 2.3 3.0 4.0 5.0 6.0 6.7 6.0 4.7 INSPIRE (R8000) 6.3 40.0 80.0 60.0 2.0 2.7 4.3 5.0 6.0 6.7 6.0 4.7 NEXUS 6.3 46.7 86.7 53.3 2.3 2.3 4.0 5.0 6.0 7.0 6.0 4.7 PST-2LA 5.7 25.0 68.3 73.3 3.0 3.0 4.3 4.7 5.7 6.7 5.7 4.7 SALINAS (PST-2SLX) 6.0 25.0 56.7 62.5 2.5 2.5 4.0 5.0 6.0 7.0 6.0 4.7 TERRADYNE (A5C) 6.3 53.3 96.3 46.7 2.3 3.3 4.3 4.7 5.7 6.7 6.0 4.7 WILMINGTON 7.5 30.0 56.7 55.0 2.5 2.0 4.5 5.0 6.0 7.0 6.0 4.7 AFFIRMED 5.0 31.7 58.3 52.5 2.5 2.5 4.0 5.0 6.0 6.5 6.0 4.6 ALL STAR2 (CIS-PR-78) 7.0 38.3 85.0 61.7 2.3 2.3 4.0 5.0 6.0 6.7 6.0 4.6 CATHEDRAL II 5.0 28.3 58.3 57.5 2.0 2.5 4.5 5.0 6.0 6.5 6.0 4.6 CHARISMATIC (LTP 98-501) 6.5 28.3 56.7 71.3 2.5 3.0 4.5 4.5 5.5 6.5 5.5 4.6 DAZZLE (ABT-99-4.724) 5.0 33.3 86.7 66.7 2.3 2.3 4.3 4.7 5.7 6.7 6.3 4.6 ELFKIN 5.0 41.7 90.0 58.3 2.7 2.3 4.0 4.7 5.7 6.3 6.3 4.6 EXACTA 5.0 43.3 88.3 56.7 2.7 2.7 3.7 4.7 6.0 6.7 6.0 4.6 LPR 98-144 3.7 45.0 71.3 53.3 2.7 3.0 4.7 4.7 5.7 6.0 5.7 4.6 MANHATTAN 4 (PST-2CRL) 5.0 40.0 78.3 60.0 2.3 2.3 4.0 5.0 6.0 6.7 6.0 4.6 PARAGON 5.3 41.7 90.0 58.3 2.3 2.3 4.0 5.0 6.0 6.7 6.0 4.6 PINNACLE II (BAR 9 B2) 7.3 33.3 80.0 66.7 2.3 2.0 4.0 5.0 6.0 6.7 6.0 4.6 QUEST II (ABT-99-4.721) 5.0 45.0 88.3 55.0 2.0 2.7 4.0 5.0 6.0 6.3 6.0 4.6 SPLENDID (MB 411) 6.3 43.3 90.0 56.7 2.0 2.7 4.0 5.0 6.0 6.7 6.0 4.6 SR 4420 (SRX 4820) 5.0 43.3 86.7 56.7 2.3 2.7 4.0 4.7 5.7 6.7 6.0 4.6 STELLAR (CIS-PR-72) 5.0 60.0 94.7 40.0 2.3 2.3 4.3 4.7 5.7 6.7 6.0 4.6 CAS-LP84 6.3 50.0 83.3 48.3 2.7 2.7 4.0 4.7 5.7 6.0 5.7 4.5 DLF-LDD 6.0 36.7 86.7 63.3 2.3 2.7 3.7 4.7 5.7 6.7 5.7 4.5 GALLERY (MB 412) 7.7 36.7 85.0 63.3 3.0 2.3 3.7 4.7 5.7 6.3 6.0 4.5 HEADSTART 4.5 23.3 30.0 62.5 3.0 3.0 3.5 4.5 5.5 6.5 5.5 4.5 IQ (CIS-PR-75) 5.0 40.0 83.3 60.0 2.3 2.7 3.7 4.7 5.7 6.7 5.7 4.5 MDP 7.3 40.0 75.0 58.3 2.3 2.7 3.7 4.7 5.7 6.7 5.7 4.5 TABLE 20. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT BROOKINGS, SD 1/ 2003 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT PERCENT GENETIC COVER COVER WINTER QUALITY RATINGS NAME COLOR SPRING FALL KILL APR MAY JUN JUL AUG SEP OCT MEAN MEPY 7.0 35.0 66.7 65.0 2.7 2.3 3.7 4.7 5.7 6.7 5.7 4.5 MP107 6.0 45.0 88.3 55.0 2.7 2.7 3.7 4.7 5.7 6.3 5.7 4.5 PALMER III 5.0 41.7 91.7 58.3 2.7 2.7 4.0 4.7 5.7 6.3 5.7 4.5 PENTIUM (NJ-6401) 5.3 31.7 73.3 68.3 2.7 2.3 3.7 4.7 5.7 6.7 6.0 4.5 PICK PR B-97 7.7 36.7 81.7 63.3 2.3 2.3 4.0 5.0 5.7 6.0 6.0 4.5 RADIANT 6.3 46.7 86.7 51.7 2.3 2.7 3.7 4.7 5.7 6.7 5.7 4.5 SR 4220 (SRX 4801) 6.0 38.3 75.0 58.3 2.7 2.7 3.7 4.7 5.7 6.3 6.0 4.5 ABT-99-4.339 5.0 35.0 85.0 65.0 2.3 2.7 3.7 4.7 5.7 5.7 6.0 4.4 ABT-99-4.464 5.0 38.3 85.0 61.7 2.0 2.7 4.0 4.7 5.7 6.3 5.7 4.4 ABT-99-4.600 5.3 46.7 95.0 53.3 2.7 2.7 3.7 4.3 5.7 6.3 5.7 4.4 ABT-99-4.815 4.7 48.3 91.3 51.7 2.3 3.0 4.0 4.7 5.3 5.7 5.7 4.4 CATALINA 5.0 41.7 80.0 58.3 2.3 2.7 3.7 4.7 5.7 6.7 5.3 4.4 CITATION FORE (PST-2BR) 5.0 28.3 58.3 71.3 2.0 3.0 3.5 4.5 5.5 6.5 5.5 4.4 EXTREME (JR-317) 6.0 50.0 88.3 50.0 2.3 2.7 4.3 4.7 5.3 6.0 5.7 4.4 LPR 98-143 5.0 28.3 61.7 71.7 2.3 2.7 3.7 4.7 5.7 6.0 5.7 4.4 LTP-ME 5.0 43.3 86.7 55.0 2.3 2.3 3.7 4.7 5.7 6.0 6.0 4.4 MAJESTY 5.0 43.3 80.0 56.7 2.7 2.7 3.7 4.7 5.7 5.7 5.7 4.4 MP103 6.3 45.0 91.7 55.0 2.3 2.7 3.7 4.7 5.7 6.0 5.7 4.4 PANTHER 5.0 43.3 85.0 56.7 2.7 2.3 3.7 4.7 5.7 6.3 5.7 4.4 PR 1-94 (PICK PR 1-94) 5.0 40.0 76.7 60.0 3.0 2.0 3.7 4.7 5.3 6.0 6.0 4.4 PIZZAZZ 7.3 38.3 83.3 61.7 2.0 2.3 3.7 4.3 5.7 6.3 6.3 4.4 PST-2JH 6.3 45.0 90.0 55.0 2.7 2.0 3.7 4.7 5.7 6.3 5.7 4.4 LS 2100 (PST-2SBE) 6.0 30.0 58.3 55.0 3.0 2.0 3.5 4.5 5.5 6.5 5.5 4.4 SEVILLE II 5.0 30.0 55.0 69.7 2.5 3.0 3.5 4.5 5.5 6.0 5.5 4.4 APR 776 5.0 48.3 89.7 51.7 3.0 2.7 3.3 4.3 5.3 6.0 5.3 4.3 BRIGHTSTAR II 6.3 35.0 73.3 65.0 2.0 2.7 3.3 4.3 5.3 6.3 6.0 4.3 CALYPSO II 4.5 26.7 56.7 60.0 3.0 2.5 3.5 4.5 5.0 5.5 6.0 4.3 DIVINE 4.3 45.0 86.7 55.0 2.0 2.3 3.7 4.7 5.7 6.0 5.7 4.3 GRAND SLAM 2L96 (PST-2L96) 6.3 40.0 86.7 60.0 2.3 3.0 3.3 4.3 5.3 6.3 5.7 4.3 MANHATTAN 3 5.0 46.7 90.0 53.3 2.0 2.7 3.7 4.7 5.7 6.3 5.3 4.3 PARADIGM (APR 1236) 5.7 46.7 83.3 53.3 3.0 2.7 3.3 4.3 5.3 6.3 5.3 4.3 PROMISE 5.0 45.0 91.7 53.3 3.0 2.3 3.3 4.3 5.3 6.0 5.7 4.3 PST-2CRR 5.0 48.3 91.3 50.0 3.0 2.7 3.7 4.3 5.3 6.0 5.3 4.3 PST-2RT 5.3 43.3 93.3 56.7 3.0 2.3 3.3 4.3 5.3 6.0 5.7 4.3 RACER II (PICK RC2) 5.0 45.0 90.0 55.0 2.0 2.3 3.7 4.7 5.7 6.0 5.7 4.3 SR 4350 (APR 1237) 5.7 46.7 88.3 51.7 2.3 2.3 4.0 4.7 5.3 6.0 5.3 4.3 SUMMERSET (MB 413) 7.3 43.3 86.7 55.0 2.0 2.3 3.3 4.3 5.7 6.3 6.0 4.3 ABT-99-4.560 5.0 41.7 88.3 58.3 2.0 2.3 3.3 4.3 5.3 6.3 5.7 4.2 PEARL II (EPD) 6.3 43.3 86.7 56.7 2.7 2.0 3.3 4.3 5.3 6.0 5.7 4.2 JR-128 5.0 45.0 85.0 55.0 2.3 2.7 3.3 4.3 5.3 6.0 5.7 4.2 MONTEREY II (JR-187) 5.0 31.7 65.0 68.3 2.7 2.3 3.3 4.3 5.3 6.0 5.3 4.2 PASSPORT 4.0 40.0 73.3 60.0 2.3 2.3 3.7 4.3 5.3 6.3 5.3 4.2 PENNANT II 5.0 38.3 85.0 60.0 3.0 2.7 3.3 4.3 5.0 5.7 5.3 4.2 PLEASURE XL 7.0 43.3 81.7 51.7 2.3 2.7 3.7 4.3 5.3 6.0 5.3 4.2 SKYHAWK 5.7 36.7 80.0 63.3 2.3 2.7 3.3 4.3 5.3 6.0 5.3 4.2 SR 4500 4.7 45.0 86.7 53.3 2.3 2.7 3.3 4.3 5.3 6.0 5.7 4.2 SUPERSTAR (EP57) 5.0 48.3 88.3 50.0 2.3 2.3 3.7 4.3 5.3 6.3 5.3 4.2 TABLE 20. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 1999 NATIONAL PERENNIAL RYEGRASS TEST AT BROOKINGS, SD 1/ 2003 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT PERCENT GENETIC COVER COVER WINTER QUALITY RATINGS NAME COLOR SPRING FALL KILL APR MAY JUN JUL AUG SEP OCT MEAN BARLENNIUM 5.0 48.3 91.7 50.0 2.3 2.0 3.3 4.3 5.3 6.0 5.3 4.1 CABO (CIS-PR-80) 6.5 21.7 50.0 67.5 2.0 3.0 3.0 4.0 5.0 6.0 5.5 4.1 CATALINA II (PST-CATS) 7.0 31.7 73.3 68.3 2.7 2.0 3.3 4.3 5.3 6.3 5.0 4.1 ICON (MB 414) 7.0 35.0 73.3 63.3 2.7 2.3 3.3 4.3 5.0 6.0 5.3 4.1 PICK PRNGS 5.7 36.7 83.3 61.7 2.7 2.0 3.3 4.3 5.3 6.0 5.3 4.1 SECRETARIAT 4.3 40.0 83.3 60.0 2.3 2.7 3.7 4.7 5.0 5.0 5.7 4.1 ALLSPORT 5.0 46.7 86.7 48.3 2.3 2.0 3.7 4.3 5.0 5.7 5.0 4.0 APR 1235 6.3 30.0 75.0 70.0 2.0 2.7 3.0 4.3 5.3 5.3 5.7 4.0 BY-100 4.7 50.0 88.3 43.3 2.7 2.7 3.7 4.0 5.0 5.3 5.0 4.0 CRUISER (ABT-99-4.709) 5.0 46.7 88.3 53.3 2.7 2.7 3.0 4.0 5.0 6.0 5.0 4.0 DP 17-9391 4.7 33.3 78.3 66.7 2.7 2.3 3.3 4.3 5.0 5.7 5.0 4.0 LINE DRIVE 4.7 36.7 78.3 63.3 2.7 2.7 3.0 4.3 4.7 5.3 5.0 4.0 PICK EX2 3.7 53.3 93.0 46.7 2.0 2.7 3.7 4.3 5.0 5.7 5.0 4.0 PROSPORT (AG-P981) 4.5 30.0 60.0 69.7 2.5 2.0 3.5 4.0 5.0 6.0 5.0 4.0 PROTYME (ABT-99-4.625) 5.0 41.7 86.7 58.3 2.3 2.3 3.0 4.0 5.0 5.7 5.3 4.0 RACER 5.0 30.0 60.0 69.7 2.5 3.0 3.5 4.5 4.5 5.5 4.5 4.0 SRX 4120 3.7 46.7 88.3 51.7 3.0 2.3 3.0 4.0 5.0 5.7 5.0 4.0 DP 17-9069 3.7 48.3 90.0 51.7 2.3 2.3 3.3 4.3 4.7 5.3 4.7 3.9 EDGE 3.5 40.0 63.0 40.0 2.5 2.5 3.5 4.0 4.5 5.5 4.5 3.9 EP53 5.0 43.3 90.0 56.7 2.3 2.7 3.0 4.0 4.7 5.7 4.7 3.9 MP88 7.0 28.3 56.7 71.3 2.0 2.0 3.0 4.0 5.0 6.0 5.0 3.9 PHANTOM 6.0 50.0 91.3 50.0 2.3 2.3 3.0 4.0 5.0 5.7 5.0 3.9 PREMIER 4.0 55.0 94.7 45.0 2.3 2.7 3.3 4.0 4.7 5.3 4.7 3.9 PST-2M4 5.0 40.0 85.0 60.0 2.3 2.3 3.0 4.0 5.0 5.7 5.0 3.9 WVPB-R-84 4.3 46.7 95.0 53.3 2.3 3.0 3.0 4.0 4.7 5.3 4.7 3.9 ADMIRE (JR-151) 4.0 48.3 95.0 51.7 2.3 2.0 3.0 4.0 5.0 5.0 5.0 3.8 APR 1231 5.0 40.0 86.7 60.0 2.7 2.0 3.0 4.0 4.7 5.7 4.7 3.8 APR 1232 5.0 28.3 56.7 57.5 2.5 2.5 3.0 4.0 4.5 5.5 4.5 3.8 KOOS R-71 4.0 41.0 79.3 59.0 2.7 2.3 3.3 4.0 4.3 5.0 4.7 3.8 RENAISSANCE (APR 1233) 4.7 35.0 88.0 65.0 2.3 2.0 3.0 4.0 4.7 5.7 4.7 3.8 AFFINITY 4.3 38.3 78.3 60.0 2.0 3.0 3.0 4.0 4.3 4.7 5.0 3.7 BUCCANEER 4.3 41.7 81.7 58.3 2.3 2.3 3.3 3.7 4.3 5.3 4.3 3.7 CHARGER II 4.7 46.7 94.7 53.3 2.3 2.7 3.0 4.0 4.3 4.7 5.0 3.7 WVPB-R-82 3.0 48.3 81.3 51.7 2.7 2.3 3.3 4.0 4.3 5.0 4.3 3.7 DP LP-1 3.7 33.3 75.0 66.7 2.3 2.7 3.0 3.7 4.3 4.7 4.3 3.6 PROWLER (APR 777) 5.3 43.3 93.3 56.7 2.7 2.3 3.0 3.3 4.3 4.3 4.7 3.5 YATSUGREEN 3.7 45.0 90.0 51.7 2.3 2.3 3.0 3.7 4.0 4.3 4.3 3.4 APR 1234 4.3 36.7 88.0 56.7 2.7 2.0 3.0 3.3 3.7 4.0 4.0 3.2 DP 17-9496 3.0 38.3 86.7 60.0 2.0 2.3 2.7 2.7 3.7 3.7 4.0 3.0 LINN 3.3 25.0 63.3 75.0 2.3 2.3 2.3 2.7 2.7 2.7 3.0 2.6 LSD VALUE 1.1 52.6 96.6 34.7 2.4 2.2 1.6 1.0 1.0 1.1 1.0 0.7 C.V. (%) 13.2 32.3 27.3 18.4 20.3 19.9 18.4 11.2 10.7 10.5 10.4 8.9 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. 2003 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 0-150 2.1-3.0 FULL SUN 0.6-1.0 TO PREVENT STRESS