TABLE 20. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 2004 NATIONAL PERENNIAL RYEGRASS TEST AT STILLWATER, OK 1/ 2005-07 DATA TURFGRASS QUALITY RATINGS 1-9; 9=BEST 2/ 3/ NAME MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN REVENGE GLX (JR-348) 7.0 6.0 7.1 4.3 4.4 3.4 2.8 4.1 4.9 5.0 4.7 ACCENT II (JR-119) 7.7 6.2 6.7 4.7 4.4 3.1 2.6 3.8 4.7 4.8 4.6 ASP6006 (LPFG) 8.7 6.3 6.9 4.0 4.2 3.6 2.4 3.9 4.7 4.6 4.6 CITATION FORE 6.0 6.0 7.0 4.5 4.3 3.2 2.8 4.0 4.8 4.7 4.6 BAR LP 4317 7.7 5.7 6.9 4.3 4.0 3.2 2.6 3.4 4.9 4.8 4.5 CADDIESHACK II (JR-163) 8.0 6.0 6.7 4.2 4.4 3.7 2.3 3.8 4.1 4.7 4.5 LINE DRIVE GLS (APR 1797) 6.7 6.2 6.8 4.2 4.6 3.7 2.7 3.8 4.4 4.3 4.5 PST-2BLK 5.3 6.0 7.0 4.5 4.2 3.1 3.0 3.6 4.7 5.0 4.5 RINGER II (04-BEN) 7.7 6.5 6.6 3.7 3.8 3.1 2.8 4.0 4.8 4.9 4.5 SECRETARIAT II GLSR (LTP-101-GLSR) 6.7 5.7 6.4 4.3 4.8 3.2 2.4 3.6 4.6 4.9 4.5 SRX 4682 7.0 5.8 6.9 3.8 4.2 3.3 2.9 3.8 4.7 5.0 4.5 CHIVALRY (APR 1648) 6.3 5.7 6.8 4.5 4.8 3.6 2.3 3.2 4.0 4.3 4.4 PLATEAU (PST-2LAN) 7.0 6.5 6.9 4.3 4.2 2.9 2.6 3.2 4.4 4.3 4.4 TRANSFORMER (D04-1667) 8.0 6.2 6.6 3.7 3.9 2.9 2.8 4.0 4.3 4.3 4.4 BRIGHTSTAR SLT 7.7 6.3 6.7 4.2 3.9 2.7 2.0 3.6 4.6 4.4 4.3 D04-LP05 7.3 6.0 6.4 3.8 3.8 2.8 2.6 3.7 4.2 4.6 4.3 LPR 02203 5.7 5.5 6.1 3.8 3.9 2.9 2.6 3.8 4.8 4.9 4.3 LS 2300 (APR 1670) 7.0 6.2 6.6 4.2 3.7 3.3 2.1 3.4 4.3 4.6 4.3 MMW 6.7 6.3 6.7 4.7 5.2 3.4 2.3 2.9 3.8 3.9 4.3 PIZZAZZ 6.7 6.7 6.4 4.0 4.2 2.7 2.3 3.6 4.1 4.3 4.3 PST-2AG4 6.0 5.7 6.8 4.2 3.7 2.9 2.7 3.4 4.4 4.8 4.3 QUICKSILVER 5.7 6.2 7.1 4.7 4.0 3.1 2.2 3.3 4.2 4.3 4.3 SILVER DOLLAR 6.0 5.8 6.9 4.3 3.7 2.8 2.3 3.4 4.6 4.8 4.3 MAJESTY II (VB77) 8.7 6.3 6.8 3.7 4.0 2.8 2.1 3.4 3.8 4.1 4.2 MANHATTAN 5 GLR (PST-2AM) 7.7 6.3 7.1 4.5 3.4 2.6 2.7 3.4 3.9 3.8 4.2 NOTABLE (AF) 7.0 6.0 6.3 4.0 4.3 3.2 2.2 3.3 4.0 4.4 4.2 EXACTA II GLSR (LTP-611-GLSR) 8.0 6.2 6.6 3.7 4.3 2.9 1.9 3.0 4.0 4.1 4.1 GOALKEEPER II (JR-114) 8.0 6.2 6.9 3.7 3.4 2.6 2.3 3.2 4.0 4.2 4.1 GRAND SLAM 2 (PST-2GSM) 7.0 6.0 6.7 3.8 4.2 2.8 2.2 2.8 4.2 4.2 4.1 HAWKEYE 2 (SRX 4692) 6.7 6.3 6.4 3.8 3.9 3.3 2.2 3.4 3.9 3.8 4.1 PALMER GLS (GL-2) 6.7 5.8 6.9 4.0 4.1 3.1 2.1 3.0 3.6 3.8 4.1 REPELL GLS 7.7 6.0 6.4 4.0 3.8 2.6 2.1 3.3 4.3 4.1 4.1 TOP GUN II (JR-324) 8.0 6.5 6.4 3.7 3.8 2.6 2.3 3.3 3.9 4.0 4.1 TR47 7.0 6.5 6.7 4.2 4.3 3.3 2.2 3.1 3.3 3.4 4.1 WIND DANCE 2 (PWDR) 7.0 6.0 6.7 3.5 3.9 2.9 2.3 3.6 3.7 4.1 4.1 ATTRIBUTE (IS-PR 270) 6.7 5.3 6.3 3.7 3.8 2.4 2.3 3.3 4.1 4.0 4.0 BACCARAT (RAD-PR8) 8.0 6.2 6.3 4.0 4.3 2.8 1.8 2.9 3.3 3.7 4.0 DP 17-9788 7.0 5.8 6.2 3.7 3.9 3.2 1.9 3.1 4.0 4.0 4.0 E-99 8.0 6.0 6.6 3.7 4.2 3.0 2.0 2.7 3.2 3.7 4.0 ES45 8.0 6.3 6.4 3.8 3.6 2.7 1.7 2.9 4.0 4.3 4.0 GRAY FOX (PST-2MNG) 6.7 5.8 6.4 4.2 4.0 2.8 2.1 2.9 3.9 3.8 4.0 HALO (KN42) 5.7 6.0 6.6 4.0 3.9 2.6 2.0 3.6 4.0 4.0 4.0 HOMERUN (RG3P) 7.0 6.2 6.9 4.0 4.0 3.2 1.4 2.7 3.7 3.8 4.0 INSPIRE 6.0 6.2 6.8 3.2 3.9 3.2 2.1 3.3 3.7 3.3 4.0 PROTOTYPE (DCM) 6.3 6.2 6.3 3.7 4.1 3.2 1.8 3.1 4.0 4.0 4.0 REGAL 5 (IS-PR 271) 8.3 6.0 6.2 3.8 4.3 2.6 1.8 3.1 3.7 3.7 4.0 UNO (D04-11T) 8.0 5.8 6.6 3.7 3.9 2.7 2.0 3.1 3.4 3.9 4.0 TABLE 20. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2004 NATIONAL PERENNIAL RYEGRASS TEST AT STILLWATER, OK 1/ 2005-07 DATA TURFGRASS QUALITY RATINGS 1-9; 9=BEST 2/ 3/ NAME MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN ASP6001 (RTS) 7.7 6.2 6.6 3.5 3.3 2.2 2.1 2.9 3.8 3.9 3.9 BAR LP 4920 7.0 5.5 6.7 3.5 4.1 2.9 1.7 2.9 3.3 3.8 3.9 BARLENNIUM 7.3 5.8 6.2 3.7 3.3 2.3 2.0 3.1 4.0 4.2 3.9 CUTTER II (PM 101) 6.3 6.0 6.7 4.3 4.0 2.3 1.9 2.7 3.6 4.1 3.9 DART (APR 1663) 6.3 5.8 6.2 4.2 3.9 3.0 1.9 2.9 3.6 3.9 3.9 DELAWARE XL (PICK 01-2) 6.7 6.2 6.4 3.8 3.6 2.2 2.0 2.9 3.8 4.0 3.9 FIJI (GPR) 6.7 5.2 6.1 4.0 4.7 2.4 2.1 2.8 3.7 3.6 3.9 FIREBOLT (PRG HS-01-09) 7.7 6.3 6.4 3.5 3.4 3.0 2.0 3.0 3.4 3.9 3.9 MONTEREY 3 (JR-408) 6.0 5.8 6.7 4.2 3.6 2.6 1.8 3.2 3.9 3.9 3.9 PENTIUM 7.0 6.2 6.4 3.7 4.2 2.6 2.1 2.7 3.4 3.3 3.9 PINNACLE 6.0 5.0 5.4 3.8 3.3 2.9 2.6 3.4 4.1 3.9 3.9 PINNACLE II 5.7 6.3 6.6 3.7 3.6 2.4 1.9 2.9 3.8 3.9 3.9 PM 102 6.7 6.5 6.7 3.8 3.8 2.7 1.6 2.8 3.6 4.0 3.9 PREMIER 6.0 4.8 5.3 3.7 3.2 2.6 2.6 3.6 4.2 4.9 3.9 PRIMARY (IS-PR 269) 6.3 5.8 6.3 3.8 3.9 2.7 2.1 3.3 3.7 3.7 3.9 SR 4600 (SRX 4SP) 7.3 6.0 6.7 3.8 3.8 2.6 1.9 3.2 3.6 3.7 3.9 1G SQUARED (APR 1664) 7.0 6.2 6.2 3.8 3.9 2.8 1.8 2.7 3.1 3.3 3.8 AFFINITY 6.0 5.3 5.7 3.7 4.0 3.1 1.7 2.7 3.9 4.0 3.8 APPLE GL (AAZ-B104) 8.0 6.3 6.1 3.7 3.4 2.4 2.2 2.9 3.1 3.1 3.8 ASP6005 (AJM) 6.7 5.7 6.3 3.5 3.7 3.1 1.9 2.8 3.6 3.7 3.8 BAR LP 4420 6.7 5.7 6.6 3.2 3.3 2.3 1.6 3.1 4.0 4.0 3.8 CALYPSO 3 (MS2) 7.3 5.5 6.4 3.8 3.7 2.6 1.8 3.1 3.6 3.4 3.8 FIESTA 4 (PICK F4) 6.7 6.0 6.6 3.5 3.8 2.8 1.8 2.9 3.1 3.3 3.8 KOKOMO II (IS-PR 235) 7.3 6.0 6.0 4.0 4.0 2.2 2.3 3.0 3.4 3.3 3.8 NEXUS XD (SP4) 8.0 6.3 6.6 3.5 3.6 2.3 1.7 2.7 3.4 3.6 3.8 NEXUS XR (SNR) 6.3 6.0 6.2 3.8 3.6 2.3 1.7 2.8 3.9 4.2 3.8 PANTHER 7.0 5.7 6.2 3.3 3.2 2.3 2.0 3.0 3.8 3.8 3.8 ALLSTAR 3 (IS-PR 274) 7.7 5.8 5.9 3.8 4.4 2.7 2.0 2.6 3.1 2.9 3.7 AMAZING GS (IS-PR 276) 7.3 6.2 6.3 3.7 4.2 2.6 1.7 2.2 2.9 3.0 3.7 ASP6002 (BPR) 7.3 6.3 6.6 3.8 3.2 2.3 1.6 2.6 3.3 3.4 3.7 ASP6004 (EXS54) 8.7 6.2 6.1 3.0 4.0 2.7 1.7 2.6 3.1 3.3 3.7 BUENA VISTA 6.0 5.5 6.1 3.3 3.6 2.2 2.1 2.7 3.7 3.7 3.7 CHARISMATIC II GLSR (LTP-PG-GLSR) 6.0 5.5 6.0 4.2 3.8 2.7 1.8 2.7 3.3 3.6 3.7 DERBY XTREME (IS-PR 268) 5.7 5.5 6.4 3.5 3.3 2.6 1.9 3.0 3.4 3.4 3.7 FUSION 6.7 5.8 6.0 3.8 4.2 3.1 1.4 2.3 3.0 3.1 3.7 KEYSTONE 2 (IS-PR 312) 6.3 5.8 6.4 3.7 3.7 2.3 2.1 2.6 3.2 3.3 3.7 LA QUINTA (JR-255) 7.3 6.0 5.9 3.7 3.8 2.4 1.9 2.9 3.3 3.4 3.7 PACESETTER II (PS-2) 7.0 5.5 6.1 3.3 4.1 2.2 1.8 2.8 3.0 3.6 3.7 PALACE (IS-PR 273) 7.7 6.3 6.6 3.3 4.3 2.8 1.4 2.2 3.0 3.1 3.7 PALMER III 6.3 6.2 6.1 3.5 3.2 2.3 2.0 2.7 3.2 3.9 3.7 PALMER V (RNS) 6.0 5.8 6.2 4.0 4.2 2.4 2.1 2.9 3.1 3.0 3.7 PARAGON GLR 8.3 6.0 6.3 3.2 3.6 2.9 2.0 2.6 2.9 2.9 3.7 PHENOM (APR 1660) 6.0 5.5 6.1 3.3 3.7 2.3 1.8 3.0 3.8 3.4 3.7 PIANIST (DP 17-9505) 7.7 5.8 6.4 3.3 4.0 2.4 1.6 2.4 3.2 3.6 3.7 PREMIER II 6.7 5.8 6.3 3.7 3.1 1.9 1.8 2.9 3.9 3.9 3.7 PST-217 7.7 5.7 6.3 3.8 3.6 2.4 2.0 2.3 3.2 3.6 3.7 SOPRANO (DP1) 7.0 5.8 6.6 3.7 3.9 2.2 1.6 2.6 3.6 3.2 3.7 TABLE 20. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2004 NATIONAL PERENNIAL RYEGRASS TEST AT STILLWATER, OK 1/ 2005-07 DATA TURFGRASS QUALITY RATINGS 1-9; 9=BEST 2/ 3/ NAME MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN STELLAR GL (IS-PR 236) 7.7 6.0 6.3 3.8 3.9 2.4 1.6 2.4 3.0 3.4 3.7 VB99 8.0 6.3 6.6 3.8 3.9 2.1 1.4 2.4 3.0 3.0 3.7 ASP6003 (TRS) 7.3 6.0 6.4 3.7 3.8 2.0 1.4 2.6 2.8 3.1 3.6 BREA (04-BRE) 8.0 6.0 6.7 3.3 2.7 1.9 1.7 2.6 3.3 3.6 3.6 DEFENDER (D04-UP) 7.3 6.3 6.2 3.3 3.2 2.4 1.8 2.6 3.1 3.2 3.6 EDGE II (AC2) 6.3 5.3 6.6 3.8 3.6 2.3 1.4 2.7 3.0 3.3 3.6 GALATTI (DP 17-9502) 6.3 5.8 6.6 3.3 4.0 2.3 1.8 2.2 3.0 3.4 3.6 PANTHER GLS 7.3 5.8 6.4 3.7 4.0 2.6 1.7 2.3 2.7 2.7 3.6 SUNSHINE 2 6.0 5.7 6.2 3.5 3.8 2.2 1.7 3.1 3.3 3.2 3.6 CABO II (IS-PR 233) 7.7 6.2 5.9 3.3 3.6 2.1 1.6 2.3 3.0 3.0 3.5 DASHER 3 (PICK RB-1) 7.3 6.5 6.2 3.5 3.4 2.2 1.7 2.1 3.0 2.8 3.5 GRAY STAR (PST-2LGL) 5.3 5.5 6.4 4.0 3.3 2.1 1.8 2.4 3.0 3.2 3.5 HEADSTART 2 7.3 6.2 6.1 3.8 3.6 2.2 1.4 2.3 2.9 2.6 3.5 WAYFARER (L44) 8.0 6.2 6.3 3.8 3.7 1.8 1.3 2.2 3.0 3.2 3.5 ZOOM (LCK) 8.3 6.7 6.2 3.8 3.8 2.0 1.4 2.2 2.3 2.6 3.5 OVERDRIVE 6.7 6.3 6.1 3.3 3.7 2.0 1.4 2.2 2.8 2.8 3.4 PALMER IV 7.0 5.8 5.9 3.5 3.8 2.1 1.7 2.3 2.6 2.7 3.4 PLEASURE SUPREME (PM 103) 7.3 5.8 6.0 3.7 3.1 2.0 1.7 2.6 2.9 2.8 3.4 MACH I 7.0 6.0 5.9 3.3 3.6 2.2 1.6 2.0 2.6 2.6 3.3 PICK 02-R 6.0 6.0 5.9 3.3 3.7 2.3 1.3 1.9 2.4 2.7 3.3 PRESIDIO (CNV) 6.3 5.5 5.8 3.7 3.8 1.9 1.4 2.2 2.7 2.4 3.3 PROTEGE GLR 7.7 6.0 6.2 3.8 2.8 2.0 1.3 2.0 2.4 3.0 3.3 FOREVER (DP 17-9499) 7.3 5.5 6.0 3.2 3.4 1.4 1.3 1.8 2.4 2.8 3.1 HARRIER (SRX 4UP3) 7.0 5.3 5.9 3.2 3.1 1.8 1.6 1.9 2.4 2.7 3.1 LINN 6.0 3.8 3.7 3.0 2.4 1.9 2.1 2.8 3.7 3.9 3.1 LSD VALUE 5.1 12.6 11.5 6.5 2.5 3.1 2.4 6.0 10.5 11.5 6.3 C.V. (%) 18.5 30.3 32.2 30.7 31.4 49.4 56.0 57.9 64.5 66.2 34.6 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. 3/ TURFGRASS QUALITY RATED IN 2005-07. TABLE A. 2005-09 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2004 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 OK1 LOAM 7.1-7.5 61-150 501+ 3.1-4.0 FULL SUN 2.1-2.5 TO PREVENT STRESS