TABLE 1. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE 2011 NATIONAL KENTUCKY BLUEGRASS TEST AT AMES, IA 1/ 2012 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC UNIFORMITY QUALITY RATINGS NAME COLOR RATINGS APR MAY JUN JUL AUG SEP OCT MEAN A05-360 6.3 6.3 4.7 6.3 7.0 7.7 7.0 7.3 7.0 6.7 BAR PP 119326 6.0 7.0 5.0 7.3 8.0 7.0 5.7 7.0 6.7 6.7 SRX 4338 7.0 7.3 4.7 6.3 7.0 7.3 6.7 6.7 7.3 6.6 LEGEND (A10-1) 7.3 6.7 4.7 5.7 6.7 7.0 7.3 6.3 6.7 6.3 A98-344 9.0 6.7 4.3 5.7 5.7 7.3 7.0 6.7 7.7 6.3 RUSH 7.7 6.7 4.3 5.3 6.0 7.0 7.3 6.7 7.3 6.3 SHAMROCK 6.3 6.7 4.7 6.3 6.3 7.0 6.7 6.0 6.7 6.2 BAR VV 118532 6.0 7.0 4.7 5.7 6.0 6.3 6.0 7.0 7.0 6.1 KEENELAND (A04-342) 7.7 5.7 4.0 5.7 4.7 7.0 7.0 7.0 6.7 6.0 A04-38 6.3 5.7 4.7 6.0 6.3 6.0 6.3 5.7 6.7 6.0 AMERICA 6.0 6.0 4.3 5.3 6.3 7.0 6.0 6.0 6.7 6.0 ARROWHEAD 6.7 6.3 4.0 5.7 6.3 6.7 7.3 6.0 6.3 6.0 BAR VV 0709 6.3 6.7 5.0 6.0 7.3 6.0 5.7 5.7 6.3 6.0 H99-1653 5.3 6.3 4.7 6.3 6.7 6.3 5.3 5.7 6.7 6.0 PST-K4-7 6.7 6.0 4.7 5.7 6.0 6.0 6.7 6.7 6.3 6.0 SKYE 7.0 6.3 5.0 5.7 6.3 6.3 5.7 6.0 7.0 6.0 A00-2882 7.7 5.7 4.3 5.0 5.7 6.3 7.0 6.0 7.0 5.9 BAR 8PP 504 6.7 7.3 3.7 5.7 6.3 7.0 6.3 5.7 6.7 5.9 MIDNIGHT 7.0 5.7 4.0 5.7 6.0 6.3 6.3 6.0 6.7 5.9 PICK 4340 7.3 6.0 4.3 5.3 5.3 6.3 6.3 6.3 7.0 5.9 BAR PP 119327 6.7 5.3 3.7 5.0 6.0 6.3 6.3 6.0 7.0 5.8 PICK TD9 6.7 5.0 4.3 5.7 5.7 6.7 5.7 5.7 6.7 5.8 PST-K10-106D 7.7 6.3 3.7 5.0 6.3 6.7 5.7 6.7 6.7 5.8 RAD-849 6.0 5.7 4.0 5.3 6.3 6.7 6.3 5.7 6.3 5.8 THERMAL BLUE 5.7 6.0 4.3 5.3 6.3 6.0 6.3 5.7 6.3 5.8 ZINGER (A05-306) 5.7 6.0 4.7 5.7 6.0 6.0 5.3 5.7 6.3 5.7 BAR PP 110358 5.7 6.0 4.0 5.7 5.7 6.0 6.0 5.7 7.0 5.7 J-1136 7.3 6.0 4.7 5.0 5.3 6.3 6.7 6.0 6.0 5.7 PICK 033 7.0 5.0 3.7 6.0 5.0 6.3 6.0 6.0 7.0 5.7 PP 10847 5.3 5.0 4.7 4.3 5.3 6.0 6.3 6.3 6.7 5.7 A00-4199 6.7 6.0 4.0 5.3 5.7 6.0 5.3 6.0 7.0 5.6 AVID 7.0 5.7 4.0 5.0 5.3 6.3 7.0 5.7 6.0 5.6 BARDUKE 6.7 6.0 4.0 4.7 6.0 5.7 6.0 6.0 6.7 5.6 J-1853 7.3 5.3 4.0 5.0 5.7 7.0 6.3 4.7 6.3 5.6 KENBLUE 7.0 6.0 5.0 5.7 5.7 7.0 4.7 5.0 6.0 5.6 PST-K9-99 6.3 5.7 4.0 5.3 5.3 6.7 6.0 5.3 6.3 5.6 SRX 2758 7.0 6.0 4.3 5.0 5.7 6.0 6.3 5.7 6.0 5.6 SRX 5321 6.3 5.0 4.0 5.0 4.7 5.7 6.0 7.0 7.0 5.6 A05-361 6.7 5.0 4.3 5.0 5.3 6.7 5.3 6.0 6.0 5.5 AWARD 7.3 6.0 3.0 5.0 5.0 6.7 6.3 6.0 6.7 5.5 BARON 6.7 5.0 4.0 5.0 4.7 5.7 6.3 6.3 6.7 5.5 NU CHICAGO 7.0 5.7 3.7 5.3 5.7 5.3 5.7 6.0 7.0 5.5 PST-K4-3 6.0 5.3 4.3 5.7 5.3 6.0 6.0 5.3 6.0 5.5 SUDDEN IMPACT 7.3 5.0 4.0 5.0 5.3 5.7 6.3 6.3 5.7 5.5 A04-36 5.7 5.3 3.7 5.0 5.3 6.0 6.0 5.7 6.3 5.4 TABLE 1. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE 2011 NATIONAL KENTUCKY BLUEGRASS TEST AT AMES, IA 1/ 2012 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC UNIFORMITY QUALITY RATINGS NAME COLOR RATINGS APR MAY JUN JUL AUG SEP OCT MEAN A06-47 6.0 5.7 3.7 4.7 5.0 6.0 6.3 5.7 6.7 5.4 A98-363 5.7 5.7 3.0 4.7 5.0 6.3 6.3 6.3 6.0 5.4 BAR VV 112916 6.7 6.0 4.7 5.7 4.7 5.3 5.7 5.3 6.3 5.4 EMPIRE 7.7 5.7 4.0 5.3 5.3 5.7 6.3 5.0 6.0 5.4 PPH 9131 6.0 5.7 3.7 5.3 6.0 6.0 6.0 5.3 5.7 5.4 PST-T10-18 6.7 6.3 4.0 5.0 5.3 6.3 6.0 5.0 6.0 5.4 A01-1106 7.3 5.7 4.0 4.7 5.3 6.0 6.0 5.3 6.0 5.3 A04-74 7.0 6.3 3.7 4.7 5.0 6.0 6.3 5.7 5.7 5.3 A06-46 6.0 5.3 3.7 5.0 5.3 5.7 5.7 5.7 6.0 5.3 BLACKJACK 6.0 5.3 4.0 5.3 5.7 5.7 5.0 5.7 6.0 5.3 BLUE NOTE 6.7 5.3 4.0 5.0 5.0 6.0 6.0 5.7 5.3 5.3 CABERNET 6.7 5.7 3.7 4.0 5.3 6.0 6.3 5.3 6.3 5.3 J-1770 7.0 6.7 3.7 5.0 5.3 5.7 6.0 5.7 6.0 5.3 SRX 466 6.0 6.3 4.0 5.7 4.3 5.7 5.3 5.7 6.3 5.3 3733 7.3 5.3 3.3 4.7 5.0 6.0 6.3 5.3 6.0 5.2 A03-1017 7.7 5.7 3.3 4.3 5.3 6.0 6.0 5.3 6.0 5.2 A05-315 6.0 5.3 3.7 5.3 6.0 5.3 5.0 5.3 6.0 5.2 A05-999 6.3 5.7 3.3 5.7 5.0 5.3 6.0 5.0 6.3 5.2 BURL 06-11 6.3 5.3 4.7 6.0 5.0 5.0 5.0 5.3 5.3 5.2 PICK MP07 6.3 5.3 3.7 4.7 5.7 5.3 5.7 5.3 6.3 5.2 PICK TD8 7.0 5.7 4.3 4.7 5.0 5.7 6.3 4.7 5.7 5.2 PST-K9-90 8.0 6.0 3.7 4.7 5.3 5.0 5.7 5.7 6.7 5.2 A05-TB-382 6.3 5.7 3.7 4.7 4.7 5.3 5.7 6.0 5.7 5.1 AKB 2282 8.3 5.0 3.0 4.3 5.0 6.0 5.7 5.7 6.0 5.1 BURL 3-51 7.7 5.7 3.7 4.7 5.3 5.3 5.7 5.7 5.7 5.1 DPPP 818 7.0 5.7 4.0 5.0 5.3 5.7 5.0 5.3 5.7 5.1 LTP-08-6 8.0 6.0 3.7 5.0 4.7 5.7 6.0 5.0 5.7 5.1 4S2W 6.3 4.3 3.7 4.7 4.3 5.7 4.7 6.0 5.7 5.0 A05-329 7.3 5.0 3.0 4.3 4.3 5.7 7.0 5.7 5.3 5.0 A06-26 7.0 5.3 3.3 4.7 5.7 5.7 5.7 5.0 5.0 5.0 PST-07-261 7.0 5.3 3.3 5.0 5.0 5.3 5.7 5.0 5.7 5.0 RAD-507 6.7 5.3 3.0 4.7 4.7 5.3 5.7 5.0 6.3 5.0 AKB 2555 7.3 4.7 4.0 4.0 4.7 5.3 4.7 5.3 6.0 4.9 RAD-1492 6.3 4.7 4.0 5.0 5.3 5.0 5.0 5.0 5.0 4.9 A05-204 7.3 4.7 3.3 4.7 4.3 5.7 5.7 4.7 5.3 4.8 BAR 12PP 612 7.0 5.7 4.0 4.3 4.7 5.3 5.0 4.7 5.3 4.8 PST-K9-97 7.0 5.0 3.7 4.0 4.3 5.0 6.0 5.3 5.3 4.8 LSD VALUE 1.6 2.5 1.9 2.7 2.2 2.1 3.3 2.8 2.8 1.3 C.V. (%) 12.2 15.6 18.2 17.5 17.4 14.0 16.3 15.7 14.1 10.4 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 IA1 SANDY CLAY LOAM 7.1-7.5 0-60 0-150 2.1-3.0 FULL SUN 2.6-3.0 TO PREVENT STRESS