TABLE 7. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 2004 NATIONAL PERENNIAL RYEGRASS TEST AT COLLEGE PARK, MD 1/ 2007 DATA TURFGRASS QUALITY RATINGS 1-9; 9=BEST 2/ QUALITY RATINGS NAME APR MAY JUN JUL AUG SEP OCT MEAN DERBY XTREME (IS-PR 268) 7.0 7.7 7.3 7.0 7.0 7.0 7.0 7.1 UNO (D04-11T) 7.0 7.0 7.0 7.0 6.7 7.0 7.0 7.0 HOMERUN (RG3P) 7.0 8.0 7.3 6.7 6.7 6.7 6.7 7.0 PHENOM (APR 1660) 7.0 7.3 7.0 7.0 7.0 7.0 6.3 7.0 APPLE GL (AAZ-B104) 6.7 7.0 7.0 7.0 7.0 7.0 6.7 6.9 KEYSTONE 2 (IS-PR 312) 6.3 7.3 7.0 6.7 6.7 7.0 7.0 6.9 DASHER 3 (PICK RB-1) 7.0 7.0 7.0 6.7 6.7 6.7 6.7 6.8 PARAGON GLR 6.7 7.3 7.0 6.7 6.3 6.7 6.7 6.8 ACCENT II (JR-119) 7.0 7.0 7.0 7.0 7.0 6.3 5.7 6.7 DP 17-9499 6.7 7.0 7.0 7.0 7.0 6.3 6.0 6.7 AMAZING GS (IS-PR 276) 6.7 7.0 6.3 6.7 6.0 6.7 6.7 6.6 APR 1670 6.3 7.0 6.7 6.7 6.7 6.7 6.0 6.6 DP1 6.7 7.0 6.3 6.7 6.7 6.3 6.3 6.6 FIESTA 4 (PICK F4) 6.3 7.3 7.0 6.3 6.3 6.3 6.7 6.6 GL-2 6.3 6.3 6.3 6.7 7.0 6.7 6.7 6.6 PROTEGE GLR 6.3 7.3 6.7 6.3 6.3 6.3 6.0 6.5 RNS 6.3 6.3 6.7 6.7 7.0 6.7 6.0 6.5 SILVER DOLLAR 6.3 6.7 6.7 6.7 7.0 6.3 5.7 6.5 BUENA VISTA 6.0 7.0 6.7 6.3 6.3 6.3 6.3 6.4 DART (APR 1663) 6.0 6.3 6.3 6.7 7.0 6.3 6.3 6.4 FUSION 6.0 6.7 6.7 6.7 6.3 6.3 6.3 6.4 GRAND SLAM 2 (PST-2GSM) 6.0 6.7 6.7 6.3 6.3 6.3 6.7 6.4 PRESIDIO (CNV) 6.3 7.0 6.7 6.0 6.0 6.3 6.3 6.4 PRIMARY (IS-PR 269) 5.7 6.3 6.3 6.7 6.3 6.7 6.7 6.4 REGAL 5 (IS-PR 271) 6.3 7.0 6.7 6.7 6.7 6.0 5.7 6.4 REVENGE GLX (JR-348) 6.3 7.0 6.7 6.3 6.3 6.3 6.0 6.4 AF 6.0 6.7 6.3 6.3 6.3 6.3 6.0 6.3 DCM 6.0 7.0 7.0 6.0 6.0 6.0 6.0 6.3 LINE DRIVE GLS (APR 1797) 6.0 6.3 6.7 6.7 6.7 6.3 5.7 6.3 PALACE (IS-PR 273) 6.3 7.0 6.3 6.3 6.0 6.0 6.0 6.3 PST-2AG4 6.3 6.7 6.3 6.0 6.3 6.3 6.0 6.3 ZOOM (LCK) 6.0 6.3 6.3 6.3 6.3 6.3 6.7 6.3 ASP6004 (EXS54) 6.0 6.7 6.3 6.3 6.0 6.3 5.7 6.2 CALYPSO 3 (MS2) 6.0 7.0 6.3 6.3 6.0 6.0 5.7 6.2 TRANSFORMER (D04-1667) 6.0 6.3 6.7 6.3 6.0 6.0 6.0 6.2 EXACTA II GLSR (LTP-611-GLSR) 5.7 6.3 6.3 6.0 6.3 6.3 6.3 6.2 PALMER IV 6.3 6.7 6.3 6.3 6.3 6.0 5.3 6.2 REPELL GLS 5.7 6.7 6.7 6.0 6.0 6.0 6.7 6.2 CABO II (IS-PR 233) 5.7 6.3 6.3 6.0 6.3 6.0 6.0 6.1 CITATION FORE 5.7 6.3 6.3 6.0 6.0 6.3 6.3 6.1 HARRIER (SRX 4UP3) 6.0 6.3 6.3 6.3 6.3 6.0 5.7 6.1 PALMER III 6.0 6.0 6.0 6.3 6.3 6.0 6.0 6.1 PIANIST (DP 17-9505) 5.7 6.3 6.3 6.3 6.0 6.0 6.0 6.1 GRAY FOX (PST-2MNG) 6.0 6.3 6.3 6.3 6.3 5.7 5.7 6.1 HAWKEYE 2 (SRX 4692) 5.7 6.7 6.7 6.0 6.0 6.0 5.7 6.1 1G SQUARED (APR 1664) 5.7 6.7 6.3 6.0 6.0 6.0 5.3 6.0 ALLSTAR 3 (IS-PR 274) 6.3 6.7 6.3 5.7 5.7 6.0 5.7 6.0 TABLE 7. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2004 NATIONAL PERENNIAL RYEGRASS TEST AT COLLEGE PARK, MD 1/ 2007 DATA TURFGRASS QUALITY RATINGS 1-9; 9=BEST 2/ QUALITY RATINGS NAME APR MAY JUN JUL AUG SEP OCT MEAN ASP6006 (LPFG) 6.0 6.3 6.0 6.0 6.0 5.7 5.7 6.0 DEFENDER (D04-UP) 5.7 6.3 6.0 6.0 5.7 6.0 6.0 6.0 DELAWARE XL (PICK 01-2) 6.0 6.7 6.7 5.7 5.7 5.7 5.7 6.0 DP 17-9788 5.3 5.7 6.0 6.3 6.0 6.3 6.7 6.0 ES45 5.7 6.7 6.0 6.0 6.0 6.0 5.7 6.0 FIJI (GPR) 6.0 6.7 6.3 5.3 5.3 6.0 6.0 6.0 INSPIRE 5.7 6.0 6.0 6.3 6.3 6.0 5.3 6.0 KOKOMO II (IS-PR 235) 6.0 6.7 6.0 5.7 5.7 5.7 6.0 6.0 MMW 5.7 6.0 6.0 6.0 6.0 6.0 6.0 6.0 NEXUS XR (SNR) 5.7 6.7 6.0 6.0 5.0 6.0 6.7 6.0 PIZZAZZ 5.3 6.0 6.3 6.0 6.0 6.0 6.3 6.0 STELLAR GL (IS-PR 236) 6.0 6.7 6.3 5.7 5.7 6.0 5.7 6.0 ASP6002 (BPR) 5.7 6.0 6.3 5.7 5.7 5.7 6.3 5.9 ASP6003 (TRS) 5.7 6.0 6.0 5.3 5.7 6.0 6.3 5.9 MANHATTAN 5 GLR (PST-2AM) 5.7 6.3 6.0 6.0 6.0 5.7 5.3 5.9 PANTHER GLS 5.3 6.0 6.0 6.0 6.0 6.0 6.0 5.9 PENTIUM 5.7 6.0 6.0 6.0 6.0 6.0 5.7 5.9 PLEASURE SUPREME (PM 103) 5.7 6.3 5.7 6.0 6.0 6.0 5.3 5.9 PST-2BLK 6.0 6.7 6.3 5.3 5.0 5.7 6.0 5.9 PST-2LAN 5.7 6.0 6.0 6.0 6.0 6.0 5.7 5.9 SR 4600 (SRX 4SP) 5.7 6.0 6.0 5.7 6.0 6.0 6.0 5.9 TR47 5.7 6.7 6.3 6.0 5.7 5.7 5.0 5.9 BAR LP 4317 5.7 5.7 5.7 6.0 6.3 5.7 5.3 5.8 BRIGHTSTAR SLT 5.7 6.0 5.7 5.7 5.7 5.7 6.0 5.8 D04-LP05 5.7 6.0 6.0 5.7 6.0 5.7 5.3 5.8 E-99 5.3 6.0 6.0 5.7 6.0 6.0 5.3 5.8 EDGE II (AC2) 5.3 5.7 6.0 5.7 6.3 5.7 6.0 5.8 HEADSTART 2 5.7 6.0 6.0 6.0 6.0 5.7 5.0 5.8 LA QUINTA (JR-255) 5.7 6.3 6.3 5.7 5.3 5.7 5.7 5.8 OVERDRIVE 5.7 6.0 6.0 5.7 5.7 5.7 5.7 5.8 SRX 4682 5.7 5.7 6.0 5.7 6.0 6.0 5.7 5.8 RINGER II (04-BEN) 5.3 6.0 6.0 5.7 6.0 5.7 5.0 5.7 ATTRIBUTE (IS-PR 270) 5.7 6.3 6.0 5.7 5.3 5.3 5.7 5.7 PINNACLE II 5.3 6.0 6.0 5.3 5.7 5.7 6.0 5.7 PST-217 5.7 6.3 6.0 5.7 5.3 5.3 5.3 5.7 MAJESTY II (VB77) 5.7 6.3 5.7 5.7 5.3 5.7 5.7 5.7 HALO (KN42) 5.7 6.0 5.7 5.3 5.0 5.7 6.0 5.6 RAD-PR8 5.7 6.3 5.7 5.7 5.3 5.3 5.3 5.6 TOP GUN II (JR-324) 5.0 5.7 6.0 5.3 5.7 5.7 6.0 5.6 WIND DANCE 2 (PWDR) 5.7 6.0 5.3 5.3 5.3 5.7 5.7 5.6 BARLENNIUM 5.0 6.0 5.7 5.7 5.7 5.7 5.0 5.5 CADDIESHACK II (JR-163) 5.0 5.3 5.7 5.7 5.3 5.7 6.0 5.5 GALATTI (DP 17-9502) 5.3 5.7 5.7 5.3 5.3 5.7 5.7 5.5 NEXUS XD (SP4) 5.3 6.3 6.0 5.3 5.0 5.3 5.3 5.5 SECRETARIAT II GLSR (LTP-101-GLSR) 5.3 6.0 5.7 5.7 5.3 5.3 5.3 5.5 CHARISMATIC II GLSR (LTP-PG-GLSR) 5.0 6.0 5.3 5.7 5.7 5.3 5.0 5.4 CUTTER II (PM 101) 5.3 5.7 5.3 5.3 5.3 5.3 5.3 5.4 TABLE 7. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2004 NATIONAL PERENNIAL RYEGRASS TEST AT COLLEGE PARK, MD 1/ 2007 DATA TURFGRASS QUALITY RATINGS 1-9; 9=BEST 2/ QUALITY RATINGS NAME APR MAY JUN JUL AUG SEP OCT MEAN GRAY STAR (PST-2LGL) 5.3 6.3 5.7 5.3 5.3 5.0 4.7 5.4 L44 5.0 6.3 5.7 5.0 5.0 5.7 5.3 5.4 MONTEREY 3 (JR-408) 5.3 6.3 5.3 5.3 5.0 5.3 5.0 5.4 PM 102 5.7 6.3 5.7 5.3 4.7 5.0 5.3 5.4 VB99 5.3 6.3 5.3 5.3 4.7 5.0 5.0 5.3 BAR LP 4420 5.3 6.3 5.7 5.0 4.7 5.0 4.7 5.2 QUICKSILVER 5.3 6.3 5.3 5.3 4.3 5.0 5.0 5.2 AFFINITY 4.7 5.0 5.0 5.3 5.7 5.3 4.7 5.1 APR 1648 4.7 4.7 5.0 5.0 5.3 5.3 5.7 5.1 PS-2 4.7 5.7 5.7 5.0 5.0 5.0 4.7 5.1 BREA (04-BRE) 5.0 6.0 5.0 5.0 4.7 4.7 4.7 5.0 ASP6001 (RTS) 5.0 6.0 5.3 5.0 4.7 5.0 4.3 5.0 PREMIER II 4.7 4.7 5.0 5.0 5.0 5.0 5.7 5.0 ASP6005 (AJM) 4.7 5.7 5.3 4.7 4.3 4.7 5.0 4.9 FIREBOLT (PRG HS-01-09) 4.7 5.7 5.3 4.7 4.3 4.7 4.7 4.9 PANTHER 4.7 5.3 4.7 5.0 4.7 4.7 4.3 4.8 PREMIER 4.3 4.7 4.7 5.0 5.7 5.0 4.3 4.8 GOALKEEPER II (JR-114) 4.3 4.7 4.7 4.0 4.3 4.7 5.0 4.5 MACH I 4.3 4.7 4.3 4.7 4.3 4.3 5.0 4.5 SUNSHINE 2 4.0 4.0 4.3 4.3 4.7 4.7 5.0 4.4 PICK 02-R 4.3 5.0 4.7 4.0 3.7 4.0 4.0 4.2 BAR LP 4920 4.0 4.3 4.0 4.0 3.7 4.0 4.3 4.0 LPR 02203 4.0 4.3 4.0 4.3 4.0 3.7 3.7 4.0 PINNACLE 3.7 3.7 4.0 3.7 4.3 3.7 3.7 3.8 LINN 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 LSD VALUE 1.3 1.2 1.2 1.5 1.5 1.3 1.7 1.1 C.V. (%) 13.5 11.9 12.0 14.1 14.8 12.9 15.9 11.5 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. 2007 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 MD1 SILT LOAM AND SILT 5.6-6.0 61-150 0-150 2.1-3.0 FULL SUN 0.6-1.0 TO PREVENT STRESS