TABLE 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE 2011 NATIONAL KENTUCKY BLUEGRASS TEST AT COLLEGE PARK, MD 1/ 2012 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ FALL SEEDLING STEM COLOR TOP QUALITY RATINGS NAME VIGOR RUST DECEMBER GROWTH MAY JUN JUL AUG SEP OCT NOV MEAN J-1136 6.0 8.7 6.3 4.7 6.7 6.3 6.0 5.7 6.0 6.7 6.7 6.3 AWARD 1.0 9.0 6.7 5.0 7.0 6.3 5.7 5.7 6.0 6.3 6.7 6.2 BLUE NOTE 5.0 9.0 5.0 5.0 6.3 6.0 6.3 5.0 6.0 7.0 7.0 6.2 NU CHICAGO 5.0 8.7 6.0 5.0 6.3 6.3 5.7 5.7 6.0 6.7 6.7 6.2 KEENELAND (A04-342) 4.3 9.0 5.0 5.0 5.7 6.0 6.7 5.7 6.0 6.3 6.3 6.1 PP 10847 5.7 9.0 3.7 4.3 5.7 6.0 6.3 6.0 6.0 6.0 6.7 6.1 AKB 2282 3.7 9.0 6.0 4.3 5.0 5.7 6.0 6.0 6.3 7.0 6.3 6.0 BAR VV 0709 5.7 9.0 5.3 7.7 7.0 6.0 6.0 5.0 5.7 6.0 6.0 6.0 J-1770 5.0 8.7 6.0 5.0 6.0 5.7 5.7 5.7 6.0 6.3 6.3 6.0 PICK 4340 6.0 9.0 5.0 4.7 6.3 6.0 6.0 5.3 6.0 6.3 6.3 6.0 SKYE 3.7 9.0 4.3 5.3 5.7 5.7 6.3 5.7 5.7 6.0 6.7 6.0 SRX 4338 5.0 8.7 4.7 4.7 6.3 6.3 7.0 4.7 5.3 6.3 6.3 6.0 A05-360 6.0 9.0 5.0 6.0 6.3 6.3 6.7 5.3 5.3 5.3 6.0 5.9 PST-K4-7 2.7 9.0 5.0 5.3 5.3 5.7 6.0 5.7 5.7 6.7 6.3 5.9 A05-361 4.0 8.7 6.0 5.3 6.0 5.7 5.3 5.3 5.7 6.3 6.0 5.8 A98-363 4.7 9.0 4.3 6.3 6.0 5.7 6.3 5.0 5.7 5.3 6.3 5.8 4S2W 1.7 8.7 5.7 5.3 6.0 5.3 6.0 5.3 5.7 5.7 6.0 5.7 A05-999 2.3 9.0 4.3 6.3 6.0 5.3 5.3 5.3 5.3 6.0 6.3 5.7 A98-344 4.7 9.0 4.7 5.7 5.7 5.7 5.7 4.7 5.7 6.3 6.0 5.7 PICK 033 3.7 9.0 5.3 6.0 6.0 5.3 5.3 5.7 5.3 6.0 6.0 5.7 PST-07-261 4.3 8.3 5.7 4.7 5.3 5.7 5.7 5.7 5.7 6.0 6.0 5.7 RAD-1492 3.7 9.0 4.7 5.7 5.3 6.0 5.3 5.0 5.7 6.0 6.3 5.7 RUSH 4.7 8.7 5.7 4.7 5.7 5.7 6.0 5.3 5.0 6.0 6.0 5.7 A03-1017 5.0 8.7 6.0 5.0 5.7 5.3 5.0 5.0 5.3 6.3 6.3 5.6 A06-47 4.0 9.0 5.0 6.0 6.0 5.7 5.7 4.7 5.3 6.0 6.0 5.6 J-1853 5.7 8.0 6.0 5.0 5.3 5.3 4.7 5.3 5.7 6.7 6.0 5.6 SUDDEN IMPACT 5.0 8.3 6.0 5.0 5.7 5.3 5.0 5.3 5.3 6.3 6.3 5.6 BURL 3-51 4.7 8.3 6.0 4.7 5.3 5.3 5.3 5.3 5.3 5.7 6.3 5.5 PST-K9-90 3.0 9.0 3.7 5.0 6.3 5.3 5.3 5.3 5.3 5.3 5.7 5.5 A06-46 5.0 9.0 5.0 7.0 5.3 5.3 6.0 4.3 5.0 6.0 6.0 5.4 CABERNET 1.0 9.0 4.0 5.7 5.3 5.3 6.0 5.3 5.3 5.0 5.7 5.4 H99-1653 7.0 9.0 4.3 7.3 6.0 5.0 5.3 4.7 5.0 5.7 6.0 5.4 PST-K4-3 5.0 9.0 3.7 5.0 5.7 5.3 5.3 5.7 5.0 5.0 6.0 5.4 SRX 2758 6.3 9.0 4.0 4.7 5.0 5.0 4.3 5.7 6.0 6.0 6.0 5.4 SRX 466 6.3 7.0 5.0 5.7 5.7 5.3 5.3 5.0 5.0 5.3 6.0 5.4 LEGEND (A10-1) 5.3 9.0 6.0 4.3 4.7 5.0 5.3 5.0 5.3 6.3 5.7 5.3 MIDNIGHT 6.0 8.0 6.0 5.3 5.3 5.0 4.7 5.0 5.3 6.0 6.0 5.3 PST-K9-97 3.0 9.0 6.0 5.3 5.7 5.0 5.0 5.0 5.3 5.7 5.7 5.3 AVID 3.7 8.3 6.0 5.0 5.0 5.0 5.7 4.7 5.0 5.7 5.7 5.2 LTP-08-6 6.0 9.0 4.7 4.7 5.3 5.0 5.3 4.0 5.0 6.3 5.7 5.2 PICK TD8 5.3 9.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.7 5.7 5.2 PST-K10-106D 4.7 9.0 3.7 6.3 5.7 4.7 4.7 5.0 5.0 5.7 5.7 5.2 PST-T10-18 4.0 9.0 4.0 7.7 5.7 5.0 5.3 4.3 5.0 5.7 5.3 5.2 A00-4199 6.3 8.7 4.0 5.0 5.3 5.0 5.0 4.7 5.0 5.3 5.7 5.1 BAR VV 112916 4.0 7.3 3.0 7.3 5.7 5.0 5.0 4.3 5.0 5.0 5.7 5.1 TABLE 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE (CONT'D) 2011 NATIONAL KENTUCKY BLUEGRASS TEST AT COLLEGE PARK, MD 1/ 2012 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ FALL SEEDLING STEM COLOR TOP QUALITY RATINGS NAME VIGOR RUST DECEMBER GROWTH MAY JUN JUL AUG SEP OCT NOV MEAN RAD-849 5.3 9.0 4.7 5.3 5.0 4.7 5.3 5.0 5.0 5.3 5.7 5.1 SRX 5321 4.0 9.0 5.0 5.0 5.0 4.7 5.0 5.0 5.0 6.0 5.3 5.1 A01-1106 7.0 8.0 6.0 5.0 5.0 4.7 4.3 4.7 5.0 5.7 5.3 5.0 BAR 8PP 504 4.7 8.7 4.7 6.3 4.7 5.0 5.0 4.7 5.0 5.3 5.3 5.0 BAR PP 119326 3.7 9.0 3.0 6.7 6.0 5.3 5.7 4.3 4.7 4.3 5.0 5.0 BURL 06-11 5.3 8.7 4.3 4.7 4.7 5.0 5.7 4.3 4.7 5.0 5.3 5.0 DPPP 818 6.3 8.3 3.0 5.0 4.7 4.7 5.7 5.0 4.7 5.0 5.3 5.0 EMPIRE 4.3 7.7 5.3 5.0 4.7 4.7 4.3 4.7 4.7 6.0 5.7 5.0 A06-26 6.7 9.0 4.7 4.3 5.0 5.0 4.7 4.0 5.0 5.3 5.3 4.9 ARROWHEAD 5.3 8.0 4.3 4.7 4.7 4.7 4.7 4.7 4.7 5.3 5.3 4.9 BAR VV 118532 4.3 9.0 5.0 6.7 5.3 4.7 5.0 4.0 4.7 5.3 5.3 4.9 PST-K9-99 2.3 8.3 4.0 5.7 5.0 5.0 5.0 4.3 4.7 5.0 5.0 4.9 RAD-507 3.7 9.0 4.0 5.0 5.3 5.0 5.3 4.0 4.7 5.0 5.0 4.9 A04-36 5.7 9.0 5.0 4.7 4.3 4.7 4.7 4.7 5.0 5.0 5.0 4.8 A05-204 5.0 9.0 6.0 4.3 4.0 4.3 4.7 3.7 4.7 6.3 6.0 4.8 AMERICA 5.0 8.3 4.3 5.3 4.7 4.7 5.0 4.3 5.0 5.0 5.0 4.8 BARON 4.3 8.0 2.3 5.0 4.3 4.3 5.0 4.7 4.7 5.0 5.3 4.8 BLACKJACK 5.3 8.3 3.7 5.3 4.7 4.7 4.7 4.7 4.7 5.0 5.3 4.8 A00-2882 4.3 7.3 6.3 5.0 4.3 4.3 4.3 4.3 4.7 5.3 5.3 4.7 A04-74 5.0 9.0 6.7 5.3 4.3 4.3 4.0 4.0 5.0 6.0 5.3 4.7 A05-TB-382 3.3 9.0 5.7 7.0 4.7 4.7 4.7 5.0 4.7 4.3 5.0 4.7 BAR 12PP 612 4.3 9.0 6.3 5.7 4.7 4.7 4.7 4.3 5.0 4.7 5.0 4.7 BAR PP 119327 4.7 8.3 4.0 5.0 4.7 4.7 5.3 4.0 4.7 4.7 5.0 4.7 A05-315 4.3 9.0 4.7 5.0 4.7 4.7 4.3 4.3 4.3 5.0 4.7 4.6 BAR PP 110358 5.0 9.0 5.3 6.0 4.3 4.7 4.7 4.0 4.7 5.0 5.0 4.6 KENBLUE 3.7 8.7 3.0 8.7 4.7 4.0 5.0 4.3 4.3 4.7 5.0 4.6 THERMAL BLUE 4.0 8.3 3.0 6.7 5.3 5.0 5.0 4.0 4.0 4.3 4.7 4.6 PICK MP07 2.0 9.0 4.3 6.3 6.0 5.0 5.3 4.0 3.7 3.7 4.0 4.5 PICK TD9 3.3 7.3 4.3 5.0 4.3 4.3 4.3 4.7 4.3 4.3 5.0 4.5 A05-329 1.7 7.7 6.3 5.0 4.7 4.3 5.0 4.0 4.0 4.0 4.7 4.4 BARDUKE 4.3 8.7 2.7 4.7 4.3 4.3 4.7 4.3 4.3 4.3 4.3 4.4 SHAMROCK 5.0 9.0 5.0 5.0 4.3 4.3 4.7 4.0 4.3 4.7 4.7 4.4 ZINGER (A05-306) 5.3 9.0 5.0 5.0 4.3 4.0 4.3 3.7 4.0 5.0 5.0 4.3 PPH 9131 3.3 9.0 4.3 6.0 4.3 4.3 4.7 4.0 4.0 4.0 4.7 4.3 A04-38 5.3 8.7 5.7 5.3 3.7 3.3 4.0 3.7 4.0 4.7 4.7 4.0 AKB 2555 2.7 8.7 5.0 4.3 3.7 4.0 4.3 4.0 4.0 3.7 4.0 4.0 3733 2.0 9.0 5.7 4.7 3.7 3.7 4.0 3.0 3.3 4.0 3.7 3.6 LSD VALUE 1.2 0.9 0.9 0.9 1.1 1.2 1.6 0.8 0.9 0.7 0.9 0.7 C.V. (%) 18.4 5.7 11.7 10.8 12.2 12.9 15.2 10.7 10.7 8.8 10.1 8.4 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. 2012 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2011 NATIONAL KENTUCKY BLUEGRASS 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 6.1-6.5 61-150 151-240 1.1-2.0 FULL SUN 2.6-3.0 ONLY DURING SEVERE STRESS