TABLE 6. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE 2011 NATIONAL KENTUCKY BLUEGRASS TEST AT AMHERST, MA 1/ 2012 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT GENETIC SPRING ESTABLISH- QUALITY RATINGS NAME COLOR DENSITY MENT APR MAY JUN JUL AUG SEP OCT NOV MEAN H99-1653 6.3 6.0 70.0 6.0 6.0 6.0 6.0 6.3 7.0 7.0 6.3 6.3 J-1770 7.0 6.3 63.3 6.0 5.0 5.7 6.7 6.7 6.3 6.7 5.7 6.1 PP 10847 5.3 7.0 63.3 5.7 6.7 6.7 6.3 6.0 5.7 6.0 5.7 6.1 4S2W 5.0 7.0 36.7 5.0 6.0 6.0 6.3 6.7 6.0 6.0 5.7 6.0 J-1853 6.7 5.7 66.7 6.3 5.3 5.7 6.0 6.7 6.0 6.0 6.0 6.0 PST-T10-18 5.3 6.7 56.7 6.3 6.0 6.0 6.0 6.0 5.7 6.3 6.0 6.0 SUDDEN IMPACT 7.0 6.0 60.0 6.0 5.0 6.0 6.0 6.3 6.3 6.0 6.0 6.0 A06-46 6.0 6.0 53.3 5.7 6.0 6.3 6.0 6.0 5.3 6.0 6.0 5.9 MIDNIGHT 7.0 6.0 63.3 5.7 5.0 5.3 5.7 6.3 6.7 6.3 6.0 5.9 BURL 3-51 6.7 5.0 53.3 6.0 5.3 5.3 5.7 6.3 6.3 5.7 5.7 5.8 NU CHICAGO 7.0 6.3 63.3 6.0 4.7 5.3 6.3 6.0 6.0 6.0 5.7 5.8 PICK 033 6.0 6.0 43.3 5.7 5.7 6.0 6.7 6.3 5.7 5.0 5.0 5.8 PICK 4340 5.3 5.0 40.0 5.3 5.7 5.7 5.3 6.0 6.3 6.3 6.0 5.8 RAD-1492 7.7 6.3 36.7 6.0 5.0 6.0 6.0 5.7 6.0 6.3 5.3 5.8 SRX 2758 6.7 6.0 43.3 5.3 5.3 5.7 6.3 6.0 6.3 6.0 5.7 5.8 A06-47 5.0 5.7 46.7 5.3 5.0 5.7 5.7 6.0 6.0 6.0 6.0 5.7 J-1136 6.3 6.3 56.7 5.7 5.0 5.0 6.0 6.3 6.0 6.3 5.3 5.7 A03-1017 7.0 6.0 56.7 5.7 4.3 5.3 5.7 6.0 6.0 6.0 5.7 5.6 A05-360 6.3 5.7 40.0 6.0 5.7 5.7 5.7 5.7 5.3 5.7 5.3 5.6 AVID 7.0 4.7 43.3 5.0 4.3 5.0 5.0 6.0 6.7 6.3 6.3 5.6 PICK TD8 6.0 5.7 60.0 5.3 5.7 5.7 6.0 5.7 5.7 5.3 5.3 5.6 SRX 4338 5.7 6.0 30.0 5.0 5.3 5.7 5.7 5.3 6.0 6.0 5.7 5.6 KEENELAND (A04-342) 5.0 5.3 33.3 5.0 5.7 5.7 5.0 5.7 6.0 5.7 5.7 5.5 A04-74 7.3 5.3 40.0 5.0 4.7 5.0 5.3 6.0 6.0 6.0 5.7 5.5 A06-26 5.3 5.7 50.0 5.0 5.7 5.7 5.3 5.7 5.7 5.7 5.0 5.5 BAR PP 110358 6.0 5.0 53.3 5.0 5.0 5.3 5.0 6.0 6.0 5.7 5.7 5.5 BAR VV 0709 5.0 7.3 63.3 5.0 5.3 6.0 6.3 5.7 5.7 5.7 4.7 5.5 PST-K4-7 6.0 5.7 40.0 5.0 5.3 6.0 5.7 6.0 5.3 5.0 5.3 5.5 PST-K9-90 7.0 5.7 36.7 4.7 5.7 5.7 5.7 5.7 6.0 5.3 5.3 5.5 RAD-849 6.7 5.0 53.3 4.7 5.3 5.3 5.3 5.3 6.3 5.7 5.7 5.5 SRX 5321 5.0 5.3 40.0 4.7 5.0 5.3 5.3 5.7 6.0 6.0 5.7 5.5 AKB 2282 7.0 5.0 36.7 5.0 5.7 5.7 4.7 5.7 5.7 5.7 5.3 5.4 AMERICA 5.7 5.3 53.3 5.7 5.7 6.0 5.3 5.3 5.0 5.7 4.7 5.4 BARDUKE 5.0 6.3 50.0 5.3 5.3 6.0 5.7 5.3 5.0 5.7 5.0 5.4 BLUE NOTE 5.0 6.0 40.0 4.7 5.7 5.7 5.3 5.7 5.7 5.3 5.3 5.4 DPPP 818 6.0 5.3 50.0 5.3 5.0 5.7 5.3 5.3 5.7 5.7 5.3 5.4 LTP-08-6 7.0 5.3 50.0 5.3 6.0 6.0 6.0 5.0 5.0 5.0 5.0 5.4 PICK MP07 5.0 5.7 53.3 5.0 5.3 5.7 5.3 6.3 5.3 5.7 4.7 5.4 PPH 9131 5.3 5.3 53.3 5.7 5.3 5.7 5.7 5.0 5.3 5.3 5.0 5.4 PST-K4-3 6.3 6.0 56.7 5.0 4.7 5.3 5.7 6.0 5.3 5.7 5.7 5.4 RUSH 7.0 5.0 36.7 5.0 4.7 5.3 5.3 5.7 5.7 5.7 6.0 5.4 SKYE 5.7 5.7 56.7 5.3 5.0 5.3 5.3 5.7 5.7 5.3 5.3 5.4 A05-204 6.0 4.3 56.7 5.3 5.3 5.0 5.0 5.0 5.7 5.3 5.3 5.3 A05-361 5.7 5.0 50.0 5.3 4.7 5.0 5.0 5.7 5.7 6.0 5.3 5.3 ARROWHEAD 6.0 4.7 46.7 5.3 4.7 5.0 5.3 5.7 5.3 5.7 5.0 5.3 TABLE 6. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE 2011 NATIONAL KENTUCKY BLUEGRASS TEST AT AMHERST, MA 1/ 2012 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT GENETIC SPRING ESTABLISH- QUALITY RATINGS NAME COLOR DENSITY MENT APR MAY JUN JUL AUG SEP OCT NOV MEAN BAR VV 112916 6.0 5.0 50.0 5.3 4.7 5.0 5.3 5.3 5.7 5.3 5.3 5.3 BARON 5.7 6.0 60.0 5.0 5.0 5.7 5.7 5.3 5.3 5.7 5.0 5.3 SRX 466 6.3 5.3 53.3 5.7 5.0 5.3 5.7 5.3 5.0 5.0 5.0 5.3 THERMAL BLUE 5.0 6.3 60.0 5.3 5.7 5.7 6.0 5.3 5.0 5.0 4.3 5.3 A05-TB-382 6.0 5.3 40.0 4.7 4.3 4.7 5.0 5.7 5.7 6.0 5.3 5.2 LEGEND (A10-1) 6.0 5.7 56.7 6.0 5.7 5.3 5.3 5.0 4.7 5.0 4.7 5.2 BURL 06-11 5.7 4.3 46.7 5.0 4.7 5.0 5.0 5.3 5.3 5.7 5.3 5.2 A00-2882 7.3 4.7 33.3 5.0 4.7 4.7 5.0 5.3 5.7 5.7 5.0 5.1 A01-1106 6.7 4.7 56.7 5.3 5.0 5.0 4.7 5.0 5.3 5.7 5.0 5.1 AWARD 7.0 5.3 6.7 5.0 4.3 5.3 5.3 6.0 5.3 5.3 4.0 5.1 BAR PP 119327 5.3 5.0 36.7 4.7 4.7 5.3 5.0 5.0 5.3 5.7 5.3 5.1 BAR VV 118532 5.3 4.7 33.3 5.0 5.0 5.3 5.0 5.0 5.3 5.0 5.3 5.1 EMPIRE 6.7 5.0 46.7 5.3 4.7 5.0 5.0 5.3 5.3 5.0 5.0 5.1 PST-K9-97 8.0 6.0 30.0 4.3 5.0 5.0 5.0 5.7 5.3 5.7 5.0 5.1 A00-4199 5.7 6.0 56.7 5.7 4.7 5.3 5.3 5.0 4.7 4.7 4.3 5.0 A98-363 6.0 5.3 53.3 5.0 5.0 5.0 5.0 5.3 5.3 5.0 4.7 5.0 BAR 8PP 504 5.7 4.7 50.0 5.3 4.7 4.7 5.0 5.0 5.3 5.3 4.3 5.0 A04-36 5.0 5.0 50.0 4.7 4.7 4.7 5.0 5.0 5.3 5.3 4.7 4.9 A04-38 5.0 4.3 56.7 4.7 4.3 4.7 5.0 5.3 5.3 5.3 4.7 4.9 BAR 12PP 612 6.0 4.0 56.7 5.3 5.0 5.0 4.3 5.0 5.0 4.7 5.0 4.9 PST-K10-106D 6.7 4.7 56.7 6.0 4.7 5.3 5.0 4.7 4.7 4.7 4.3 4.9 PST-K9-99 5.7 4.3 20.0 5.0 5.0 5.3 4.7 4.3 5.0 5.0 4.7 4.9 RAD-507 6.0 4.0 33.3 5.0 5.0 5.0 4.7 5.0 5.0 4.7 4.7 4.9 A05-315 5.3 5.0 50.0 4.3 4.7 4.7 4.7 5.3 5.0 5.3 4.7 4.8 A98-344 7.0 4.3 43.3 4.7 4.3 4.7 5.0 5.0 5.0 5.0 4.3 4.8 BAR PP 119326 5.0 5.7 43.3 5.0 5.0 5.3 5.7 5.0 4.3 4.3 3.7 4.8 CABERNET 6.0 5.0 10.0 5.0 4.3 5.3 5.3 5.0 5.0 4.7 4.0 4.8 PST-07-261 7.0 4.7 40.0 5.0 4.3 5.0 4.3 5.0 5.0 5.0 5.0 4.8 A05-999 6.7 5.7 30.0 4.0 4.7 5.0 5.0 5.0 5.0 4.7 4.3 4.7 KENBLUE 5.0 5.0 50.0 4.3 4.3 4.7 5.0 4.7 5.0 5.0 4.3 4.7 ZINGER (A05-306) 5.7 4.7 50.0 4.3 4.3 4.3 4.3 4.7 5.0 5.0 5.0 4.6 AKB 2555 6.7 4.0 36.7 5.3 3.7 4.3 4.3 5.0 5.0 5.0 4.3 4.6 SHAMROCK 5.7 3.7 50.0 4.7 4.3 4.7 4.3 4.0 4.7 4.7 4.3 4.5 3733 6.3 3.7 23.3 4.0 4.0 4.0 4.3 5.0 5.0 4.7 4.0 4.4 A05-329 6.3 3.3 18.3 4.3 4.0 4.0 4.0 4.3 4.7 4.7 4.0 4.3 PICK TD9 6.0 3.3 53.3 4.3 3.7 4.3 3.7 4.7 4.7 4.7 4.7 4.3 BLACKJACK 6.3 3.3 53.3 4.3 4.0 4.3 3.7 3.3 4.0 4.0 4.0 4.0 LSD VALUE 0.6 0.9 13.9 1.0 0.9 1.0 0.8 1.2 1.2 1.3 1.0 0.6 C.V. (%) 7.1 10.7 19.0 11.0 10.4 10.4 9.2 12.1 11.3 12.0 11.1 7.3 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. 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 MA1 LOAM 5.6-6.0 0-60 241-375 1.1-2.0 FULL SUN 0.0-0.5 TO PREVENT STRESS