TABLE 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 2004 NATIONAL PERENNIAL RYEGRASS TEST AT COLLEGE PARK, MD 1/ 2008 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GRAY QUALITY RATINGS NAME LEAF SPOT MAY JUN JUL AUG SEP OCT NOV MEAN SOPRANO (DP1) 9.0 6.7 6.7 6.3 6.3 7.0 7.3 7.7 6.9 DERBY XTREME (IS-PR 268) 8.3 6.3 6.3 6.7 6.7 7.0 7.3 7.3 6.8 PALMER V (RNS) 9.0 6.3 6.7 6.7 6.3 7.0 7.0 7.3 6.8 HARRIER (SRX 4UP3) 8.3 6.0 6.0 6.3 6.3 7.0 7.3 7.3 6.6 REVENGE GLX (JR-348) 9.0 5.7 5.7 6.0 6.3 7.0 7.7 7.7 6.6 ATTRIBUTE (IS-PR 270) 8.7 6.0 6.0 6.0 6.3 6.7 7.3 7.0 6.5 PALMER GLS (GL-2) 8.7 5.7 6.0 6.3 6.7 7.0 6.7 7.0 6.5 PARAGON GLR 8.7 6.0 6.0 6.0 6.0 6.7 7.3 7.7 6.5 PHENOM (APR 1660) 8.3 5.7 6.3 6.3 6.7 6.7 6.7 7.0 6.5 PROTEGE GLR 8.3 6.0 6.3 6.3 6.0 6.7 7.0 7.0 6.5 CADDIESHACK II (JR-163) 6.3 6.0 6.0 6.0 6.3 6.7 6.7 7.0 6.4 MMW 9.0 6.0 6.0 6.0 6.0 7.0 7.0 7.0 6.4 UNO (D04-11T) 9.0 6.0 6.0 6.0 6.7 6.7 6.7 6.7 6.4 BUENA VISTA 7.7 5.3 6.0 6.0 6.0 6.7 7.0 7.0 6.3 DASHER 3 (PICK RB-1) 9.0 5.7 6.3 6.0 6.3 6.3 6.7 6.7 6.3 EXACTA II GLSR (LTP-611-GLSR) 9.0 5.7 6.0 6.0 5.7 6.7 7.3 7.0 6.3 FIESTA 4 (PICK F4) 9.0 6.0 6.3 6.0 6.0 6.3 6.7 7.0 6.3 HOMERUN (RG3P) 8.0 5.7 6.0 6.0 6.0 6.7 7.0 6.7 6.3 NOTABLE (AF) 8.7 5.3 6.3 6.0 6.3 6.3 7.0 6.7 6.3 PALACE (IS-PR 273) 8.3 5.7 6.0 6.0 5.7 6.7 7.3 6.7 6.3 PANTHER GLS 8.3 5.7 5.7 6.0 6.0 6.7 7.3 6.7 6.3 PRIMARY (IS-PR 269) 8.3 6.0 6.0 6.0 6.3 6.3 6.7 6.7 6.3 PST-2AG4 8.3 5.7 6.0 6.0 6.0 6.7 7.0 7.0 6.3 SR 4600 (SRX 4SP) 9.0 6.0 6.0 6.0 6.3 6.7 6.3 6.7 6.3 APPLE GL (AAZ-B104) 9.0 6.0 6.0 5.7 6.3 6.3 6.7 6.7 6.2 ASP6004 (EXS54) 8.0 5.7 6.0 5.7 6.0 6.3 7.0 6.7 6.2 E-99 7.7 5.7 5.7 6.0 6.3 6.3 6.7 7.0 6.2 GRAND SLAM 2 (PST-2GSM) 9.0 5.3 5.7 6.0 6.0 6.7 7.0 6.7 6.2 PROTOTYPE (DCM) 7.3 5.7 5.7 6.0 6.0 6.7 7.0 6.7 6.2 REPELL GLS 8.7 5.7 5.7 6.0 6.0 6.3 7.0 6.7 6.2 1G SQUARED (APR 1664) 8.7 5.7 6.0 5.7 5.7 6.3 6.7 6.7 6.1 ALLSTAR 3 (IS-PR 274) 9.0 5.7 6.0 5.3 5.7 6.7 7.0 6.7 6.1 CALYPSO 3 (MS2) 6.7 5.3 6.3 6.0 5.7 6.3 7.0 6.3 6.1 CITATION FORE 8.0 5.7 6.0 5.7 6.3 6.3 6.3 6.3 6.1 ES45 7.7 5.3 5.3 6.0 5.7 6.3 7.7 6.7 6.1 MAJESTY II (VB77) 7.3 5.3 5.7 6.0 6.0 6.3 7.0 6.3 6.1 PLATEAU (PST-2LAN) 8.7 5.7 5.7 6.0 6.0 6.3 6.7 6.7 6.1 REGAL 5 (IS-PR 271) 8.7 5.3 6.0 6.0 6.0 6.3 6.7 6.3 6.1 WIND DANCE 2 (PWDR) 7.3 5.3 5.7 5.3 5.7 6.7 7.3 7.0 6.1 BRIGHTSTAR SLT 7.0 5.3 5.7 6.0 6.0 6.0 6.7 6.7 6.0 CHARISMATIC II GLSR (LTP-PG-GLSR) 8.7 5.3 5.3 5.7 6.3 6.3 6.3 6.3 6.0 D04-LP05 8.0 5.7 5.7 5.3 6.3 6.3 6.3 6.3 6.0 DART (APR 1663) 9.0 5.7 6.0 5.3 5.7 6.3 6.3 6.3 6.0 DELAWARE XL (PICK 01-2) 7.0 5.3 5.3 5.7 6.0 6.3 7.0 6.7 6.0 FIJI (GPR) 7.7 5.0 6.0 5.7 5.7 6.0 7.0 7.0 6.0 FIREBOLT (PRG HS-01-09) 5.7 5.7 6.0 5.7 5.7 6.0 6.7 6.7 6.0 HAWKEYE 2 (SRX 4692) 9.0 5.0 5.7 5.7 6.0 6.3 6.7 6.7 6.0 TABLE 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2004 NATIONAL PERENNIAL RYEGRASS TEST AT COLLEGE PARK, MD 1/ 2008 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GRAY QUALITY RATINGS NAME LEAF SPOT MAY JUN JUL AUG SEP OCT NOV MEAN KEYSTONE 2 (IS-PR 312) 8.0 5.0 6.0 6.0 5.7 6.0 7.0 6.0 6.0 KOKOMO II (IS-PR 235) 8.0 5.3 5.7 5.7 6.0 6.0 6.7 6.3 6.0 LS 2300 (APR 1670) 9.0 5.3 5.7 6.0 6.0 6.0 7.0 6.3 6.0 NEXUS XD (SP4) 8.3 5.0 5.3 5.3 5.7 6.7 7.0 7.0 6.0 PALMER IV 8.7 5.3 5.3 5.7 6.0 6.3 6.7 7.0 6.0 PIANIST (DP 17-9505) 8.7 5.0 5.3 6.0 6.3 6.3 6.7 6.3 6.0 PLEASURE SUPREME (PM 103) 8.3 5.3 6.0 5.7 6.0 6.0 6.7 6.3 6.0 PM 102 8.3 5.3 5.7 5.7 5.3 6.3 7.0 6.7 6.0 PRESIDIO (CNV) 7.7 5.3 5.7 5.3 5.7 6.3 7.0 6.3 6.0 SILVER DOLLAR 8.3 5.3 6.0 5.7 6.0 6.3 6.0 6.3 6.0 STELLAR GL (IS-PR 236) 8.7 5.3 5.7 5.7 5.7 6.3 7.0 6.7 6.0 VB99 8.3 5.3 5.3 5.7 5.0 6.3 7.3 6.7 6.0 CUTTER II (PM 101) 5.3 4.7 6.0 5.3 5.7 6.0 7.0 6.3 5.9 FUSION 8.7 5.3 5.7 5.7 6.0 6.0 6.3 6.3 5.9 GRAY STAR (PST-2LGL) 8.3 5.3 5.7 5.7 6.0 6.0 6.3 6.3 5.9 MANHATTAN 5 GLR (PST-2AM) 8.0 5.3 5.3 5.7 6.0 6.0 6.7 6.3 5.9 NEXUS XR (SNR) 7.7 5.3 5.7 5.0 5.3 6.3 7.0 6.3 5.9 OVERDRIVE 7.3 5.3 5.7 5.7 6.0 6.0 6.7 6.0 5.9 PENTIUM 7.0 5.0 5.7 5.7 5.7 6.3 6.3 6.3 5.9 SECRETARIAT II GLSR (LTP-101-GLSR) 8.3 5.0 5.3 5.7 5.7 6.3 6.7 6.3 5.9 TOP GUN II (JR-324) 6.0 5.0 5.3 5.7 5.7 6.0 6.7 6.7 5.9 TRANSFORMER (D04-1667) 9.0 5.7 5.7 5.3 5.7 6.0 6.7 6.0 5.9 ACCENT II (JR-119) 7.0 5.0 5.7 5.3 5.7 6.0 6.3 6.3 5.8 AMAZING GS (IS-PR 276) 8.7 5.3 5.7 5.3 5.7 6.0 6.3 6.0 5.8 APR 1648 5.0 5.0 5.7 5.7 6.0 6.0 6.3 6.0 5.8 ASP6005 (AJM) 6.7 5.0 5.3 5.3 5.7 6.3 6.7 6.3 5.8 ASP6006 (LPFG) 7.0 5.0 5.7 5.7 5.7 5.7 6.7 6.0 5.8 BAR LP 4317 6.7 5.3 6.0 5.7 6.3 5.7 5.7 5.7 5.8 DP 17-9788 8.0 5.0 5.7 5.3 6.3 6.0 6.0 6.0 5.8 INSPIRE 6.7 5.3 6.0 5.7 5.7 5.7 6.3 6.0 5.8 LINE DRIVE GLS (APR 1797) 9.0 5.7 6.0 5.0 5.7 5.7 6.3 6.0 5.8 PALMER III 7.7 5.7 5.7 5.3 5.7 6.0 6.7 5.7 5.8 EDGE II (AC2) 8.3 5.0 5.3 5.3 5.7 6.0 6.3 6.0 5.7 FOREVER (DP 17-9499) 7.7 5.3 5.7 5.3 5.3 6.0 6.3 5.7 5.7 GRAY FOX (PST-2MNG) 8.3 5.0 5.7 5.0 5.0 6.0 7.0 6.0 5.7 HALO (KN42) 8.0 5.3 5.3 5.7 5.0 6.0 6.7 6.0 5.7 HEADSTART 2 6.3 5.3 5.3 5.0 5.3 6.0 6.7 6.0 5.7 LA QUINTA (JR-255) 7.0 5.0 5.3 5.3 5.7 6.0 6.3 6.0 5.7 PINNACLE II 6.0 5.3 5.7 5.0 5.7 6.0 6.3 6.0 5.7 RINGER II (04-BEN) 8.0 5.0 5.3 5.0 5.7 6.0 6.3 6.3 5.7 TR47 7.7 4.7 4.7 5.3 6.0 6.0 6.7 6.3 5.7 ASP6002 (BPR) 7.3 5.0 5.3 5.3 5.7 5.7 6.0 6.0 5.6 DEFENDER (D04-UP) 9.0 5.0 5.0 5.3 5.3 6.0 6.7 6.0 5.6 GALATTI (DP 17-9502) 7.0 5.0 5.3 5.3 5.7 5.7 6.3 5.7 5.6 MACH I 5.7 4.7 4.7 5.3 5.7 6.0 6.7 6.0 5.6 PIZZAZZ 6.3 5.0 5.7 5.7 5.3 6.0 6.0 5.7 5.6 WAYFARER (L44) 7.3 5.3 5.7 5.0 5.0 5.7 6.3 6.0 5.6 TABLE 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2004 NATIONAL PERENNIAL RYEGRASS TEST AT COLLEGE PARK, MD 1/ 2008 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GRAY QUALITY RATINGS NAME LEAF SPOT MAY JUN JUL AUG SEP OCT NOV MEAN BREA (04-BRE) 7.3 4.7 5.7 5.3 5.3 5.7 6.0 5.7 5.5 GOALKEEPER II (JR-114) 6.3 4.7 5.0 5.0 5.3 5.7 6.7 6.0 5.5 MONTEREY 3 (JR-408) 7.3 5.0 5.3 5.0 5.3 5.7 6.3 6.0 5.5 ZOOM (LCK) 8.0 4.7 5.7 5.0 5.0 5.7 6.7 5.7 5.5 ASP6003 (TRS) 6.7 5.3 6.0 5.0 4.3 5.3 6.3 5.7 5.4 BACCARAT (RAD-PR8) 6.7 4.7 5.0 5.0 5.0 5.7 6.7 6.0 5.4 BAR LP 4420 6.3 4.7 5.0 5.0 5.3 5.7 6.7 5.7 5.4 CABO II (IS-PR 233) 7.3 5.3 6.0 5.3 5.3 5.0 5.7 5.0 5.4 SRX 4682 8.7 4.7 5.0 5.0 5.7 5.7 6.0 6.0 5.4 PACESETTER II (PS-2) 6.0 4.7 5.0 5.0 5.3 5.7 6.0 5.7 5.3 PANTHER 4.7 5.0 5.0 5.3 4.7 5.3 6.0 6.0 5.3 PST-2BLK 8.3 4.7 5.0 4.7 5.0 5.7 6.3 6.0 5.3 SUNSHINE 2 4.3 4.7 5.0 5.0 5.0 5.3 6.3 6.0 5.3 ASP6001 (RTS) 7.0 5.0 5.0 4.7 4.7 5.3 6.3 5.3 5.2 BARLENNIUM 7.0 4.7 5.0 4.7 5.3 5.7 5.7 5.7 5.2 PREMIER II 6.0 4.7 5.0 5.0 5.3 5.3 5.7 5.7 5.2 PST-217 7.3 4.7 5.3 4.7 5.0 5.3 6.0 5.7 5.2 QUICKSILVER 7.7 4.7 4.7 5.0 5.0 5.3 6.0 5.7 5.2 AFFINITY 6.7 4.3 4.7 4.3 4.7 5.0 5.3 5.3 4.8 PREMIER 7.7 4.3 4.7 4.3 4.7 5.0 5.0 4.7 4.7 PINNACLE 6.7 3.7 4.0 4.3 5.0 4.7 4.3 4.7 4.4 PICK 02-R 4.7 3.7 4.0 4.0 3.7 4.3 5.7 5.0 4.3 BAR LP 4920 4.3 3.3 3.7 4.0 4.3 4.3 5.0 4.7 4.2 LPR 02203 4.3 3.7 4.0 4.0 4.3 4.0 5.0 4.3 4.2 LINN 5.3 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 LSD VALUE 1.3 1.1 1.2 1.0 1.2 1.0 1.1 1.2 0.8 C.V. (%) 10.8 12.0 11.9 10.4 12.0 9.6 10.1 11.0 8.3 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. 2008 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 0.0-0.5 TO PREVENT STRESS