TABLE 6. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE 2017 NATIONAL KENTUCKY BLUEGRASS TEST AT WEST LAFAYETTE, IN 1/ 2020 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING SPRING FALL WINTER STEM QUALITY RATINGS NAME COLOR GREENUP DENSITY DENSITY COLOR RUST APR MAY JUN JUL AUG SEP OCT NOV MEAN A16-17 5.0 6.0 6.7 7.3 3.7 7.3 6.3 6.0 6.7 6.3 6.7 6.3 6.3 7.0 6.5 BARSERATI (BAR PP 110358) 5.0 5.7 5.3 7.3 3.7 8.0 6.3 5.7 5.3 7.3 7.3 5.7 6.0 7.3 6.4 A10-280 7.3 5.7 5.0 7.0 4.3 7.7 6.0 4.7 6.3 6.3 6.7 6.3 7.0 7.3 6.3 AKB3179 6.3 4.7 7.0 7.7 3.3 8.0 6.3 5.7 6.3 6.3 6.3 6.3 6.0 7.0 6.3 BOMBAY (GO-22B23) 7.3 4.7 7.0 7.3 4.0 7.3 6.3 6.7 6.7 6.3 6.0 5.3 6.3 6.7 6.3 DLFPS-340/3438 6.0 5.3 6.3 8.0 3.7 8.0 6.3 5.7 6.3 6.3 6.0 6.0 6.7 7.0 6.3 DLFPS-340/3500 7.0 4.3 6.7 7.0 3.0 7.3 6.3 6.3 6.7 5.7 6.3 6.3 6.3 6.7 6.3 DLFPS-340/3552 7.0 6.0 6.7 6.7 3.3 7.7 5.7 5.7 6.3 6.7 6.7 7.0 7.0 5.0 6.3 ELECTRIC (PST-K11-118) 6.0 6.7 7.0 6.0 4.3 6.3 6.0 6.3 5.7 6.7 7.3 6.7 5.7 5.7 6.3 ORION (PST-K13-143) 6.7 6.7 7.0 6.3 5.7 7.0 6.3 6.3 6.7 7.0 6.3 5.0 5.7 7.0 6.3 PPG-KB 1304 7.0 6.3 6.7 7.3 4.7 7.0 6.7 6.7 6.7 6.3 6.0 5.3 6.3 6.7 6.3 SKYE 7.0 6.0 6.7 7.0 4.3 6.3 6.7 6.7 6.0 6.0 6.3 6.3 5.7 6.3 6.3 STARR (GO-2628) 7.3 5.3 7.0 7.0 5.3 6.3 6.0 6.7 6.7 6.3 6.3 5.3 6.0 7.0 6.3 A11-26 7.0 3.0 6.7 7.3 3.3 7.7 6.0 6.0 6.3 6.0 5.7 6.0 6.7 7.0 6.2 BAR PP 79366 7.0 3.7 7.0 6.7 3.0 6.7 6.3 5.7 7.0 6.0 6.3 6.0 5.7 6.3 6.2 DLFPS-340/3551 7.0 5.3 6.3 5.3 4.0 6.3 6.3 5.7 6.7 6.7 7.0 6.0 5.3 5.3 6.1 RAD-1776 5.0 6.7 5.0 7.7 4.0 8.0 5.7 5.3 4.7 6.3 6.3 7.0 6.3 7.3 6.1 BAR PP 7309V 5.7 7.0 7.0 7.0 4.7 7.7 6.0 6.7 6.0 5.0 5.7 5.7 7.0 5.7 6.0 BARVETTE HGT? 4.7 6.0 6.0 7.7 3.3 7.7 6.0 5.0 4.7 5.7 6.3 6.7 6.7 7.0 6.0 CLOUD (GO-2425) 7.0 4.3 7.0 6.7 4.0 7.3 6.0 6.3 6.0 5.3 6.0 5.3 7.0 6.3 6.0 DLFPS-340/3549 6.0 3.3 6.3 7.0 3.3 7.0 5.3 6.3 6.0 6.0 7.0 5.0 5.7 7.0 6.0 JERSEY (NAI-A16-3) 6.0 7.0 7.0 7.0 3.0 7.3 6.7 7.0 6.0 5.3 5.0 5.0 6.3 6.3 6.0 PST-K13-141 7.0 5.7 6.0 6.3 4.3 6.7 6.0 6.3 5.7 5.3 5.7 5.7 6.3 6.7 6.0 PST-K15-172 7.0 2.7 6.7 7.3 2.7 6.3 5.7 6.3 6.3 6.0 5.7 5.0 6.0 7.3 6.0 SYRAH (LTP-11-41) 6.3 6.7 6.7 6.3 5.0 7.0 6.7 6.3 7.0 6.0 5.3 5.0 5.7 6.3 6.0 AKB3241 7.7 5.7 5.7 5.3 4.3 5.3 5.7 6.0 5.7 6.7 7.0 6.3 5.3 4.7 5.9 A13-1 7.3 5.3 5.7 5.7 4.0 7.7 6.0 6.3 6.0 5.7 5.7 5.0 6.0 6.0 5.8 AKB3128 6.3 5.3 6.3 6.7 3.7 7.0 5.3 5.7 5.7 5.7 5.7 5.7 6.0 6.7 5.8 NK-1 6.3 5.3 5.3 6.7 4.3 7.3 6.0 6.3 5.3 5.0 5.3 5.7 6.3 6.3 5.8 PALOMA (PST-K13-139) 6.0 5.3 6.3 7.0 4.0 7.0 6.3 6.0 5.3 4.7 5.0 5.7 6.0 7.3 5.8 SELWAY 5.7 4.3 6.0 6.0 2.7 5.7 6.3 5.7 5.3 6.3 6.0 4.7 5.3 6.3 5.8 A99-2897 8.0 8.3 6.0 4.7 6.3 5.3 5.7 6.0 6.7 6.3 5.3 5.0 4.7 5.7 5.7 BAR PP 7236V 5.0 4.3 6.3 7.7 5.3 7.7 6.0 5.3 5.7 5.0 5.3 5.3 6.0 7.0 5.7 DLFPS-340/3455 5.7 5.7 5.7 5.7 3.7 7.0 6.3 6.3 5.0 5.7 5.7 5.7 5.3 5.3 5.7 BAR PP 71213 4.3 5.0 6.3 8.0 4.7 8.0 5.7 5.3 5.0 4.0 5.0 5.0 6.7 8.0 5.6 BAR PP 7K426 6.3 6.0 6.7 6.0 4.7 7.3 6.0 5.7 6.0 5.0 5.0 5.3 6.0 5.7 5.6 DLFPS-340/3446 7.0 6.3 6.0 5.3 5.0 7.0 5.3 6.0 6.0 5.3 5.7 5.0 6.0 5.7 5.6 DLFPS-340/3550 8.0 7.7 5.7 5.3 5.3 5.3 5.0 5.3 6.3 6.0 6.0 5.7 5.3 5.3 5.6 DLFPS-340/3553 6.7 7.3 5.0 4.7 5.7 6.3 5.0 5.7 5.0 5.7 6.0 5.3 6.0 6.3 5.6 YELLOWSTONE (A12-7) 6.3 7.3 6.0 5.7 5.0 5.0 6.0 6.3 6.3 5.3 5.7 5.0 4.7 5.3 5.6 A12-34 7.3 5.0 6.3 3.7 3.3 6.3 6.3 5.7 5.7 6.0 5.3 4.7 5.0 5.0 5.5 MVS-130 8.3 4.3 6.7 6.7 3.0 5.7 7.0 6.7 5.0 5.0 5.0 4.7 5.3 5.3 5.5 RAD 553 5.7 4.0 5.3 6.0 3.0 6.3 5.3 5.0 6.0 6.0 5.3 5.0 5.3 6.0 5.5 A15-6 7.0 6.3 6.3 4.3 5.0 4.7 5.7 6.0 6.3 5.7 5.3 5.0 4.3 5.0 5.4 BLUE DEVIL 7.3 7.7 5.7 5.3 5.3 5.7 4.3 4.7 6.0 6.0 6.0 5.7 5.3 5.3 5.4 DLFPS-340/3548 7.0 4.0 5.0 7.3 4.0 7.0 5.7 5.3 5.0 4.0 5.0 5.0 6.7 6.7 5.4 J-1138 8.0 7.3 6.0 3.7 5.0 4.3 4.0 4.7 6.3 7.3 6.7 6.0 4.3 3.7 5.4 KH3492 7.0 7.0 6.0 5.0 5.7 4.7 5.0 5.0 6.0 6.0 6.0 5.0 5.0 5.3 5.4 PST-11-7 7.0 7.7 5.7 4.7 6.3 4.0 5.0 4.7 6.0 5.7 6.7 6.0 4.3 5.0 5.4 A06-8 7.0 7.7 5.0 4.3 5.7 5.0 5.7 5.3 6.0 5.7 5.3 4.7 5.0 5.0 5.3 TABLE 6. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE (CONT'D) 2017 NATIONAL KENTUCKY BLUEGRASS TEST AT WEST LAFAYETTE, IN 1/ 2020 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING SPRING FALL WINTER STEM QUALITY RATINGS NAME COLOR GREENUP DENSITY DENSITY COLOR RUST APR MAY JUN JUL AUG SEP OCT NOV MEAN COMANCHE (NAI-14-176) 8.0 3.7 5.7 5.0 2.7 5.3 6.0 5.3 5.7 5.3 5.0 5.0 5.0 4.7 5.3 NAI-14-128 8.3 4.3 6.0 5.7 2.3 5.7 6.0 6.3 6.0 5.0 5.0 4.7 5.0 4.7 5.3 NAI-14-132 8.3 4.0 5.7 5.0 3.0 5.3 6.3 6.3 5.3 5.0 4.7 5.0 5.3 4.7 5.3 PST-T14-39 6.3 6.3 5.7 4.7 4.7 6.3 5.7 5.3 5.3 5.7 5.7 4.3 5.3 4.7 5.3 A16-2 6.7 7.7 5.7 4.7 5.7 5.0 5.0 5.0 5.7 5.3 5.7 5.3 5.0 4.3 5.2 AMAZE (NAI-14-133) 8.0 4.0 5.7 5.0 2.0 5.0 5.0 5.3 5.7 5.7 5.3 5.0 5.0 4.7 5.2 DLFPS-340/3556 7.3 5.0 5.7 4.3 4.7 6.3 5.0 5.0 5.7 5.7 5.3 4.3 5.0 5.7 5.2 KENBLUE 4.7 5.7 6.3 7.0 4.0 6.0 5.7 5.0 5.0 5.3 5.0 4.3 5.0 6.0 5.2 NURUSH (J-3510) 8.0 7.7 6.3 3.0 5.0 3.7 4.7 4.7 6.7 7.0 6.7 4.7 4.0 3.3 5.2 PROSPERITY 8.0 8.0 5.7 4.3 6.7 5.0 5.0 4.3 6.0 6.0 5.7 4.7 5.0 4.7 5.2 MIDNIGHT 8.0 7.3 5.3 4.0 5.0 4.3 4.3 4.3 5.7 6.0 6.3 5.3 4.3 4.3 5.1 PPG-KB 1131 7.7 6.7 5.3 3.7 6.0 4.3 4.3 4.0 5.7 6.0 6.3 5.7 4.7 4.0 5.1 A16-1 6.0 8.0 5.7 3.7 6.0 5.7 4.7 4.7 5.3 6.3 5.7 5.0 4.7 4.0 5.0 BABE 6.7 7.7 5.7 4.7 5.7 5.7 4.3 5.3 5.0 5.3 5.3 5.0 5.0 4.7 5.0 BLUE GEM (NAI-13-9) 8.0 7.7 5.7 2.3 5.3 4.0 4.7 4.0 5.7 6.7 7.0 5.7 3.3 3.0 5.0 PIVOT 7.0 7.0 6.0 4.0 5.3 5.7 4.7 5.7 5.7 6.3 6.3 3.7 4.3 3.7 5.0 UNITED (NAI-13-14) 8.0 7.3 5.7 3.0 5.7 4.0 4.3 4.3 6.3 6.0 5.7 5.3 4.0 3.7 5.0 BAR PP 79494 8.0 8.0 5.0 4.3 5.3 4.0 4.7 4.3 5.3 6.0 6.3 5.0 4.3 3.3 4.9 DLFPS-340/3444 6.3 7.7 5.0 4.3 6.0 4.7 4.7 5.0 5.3 5.3 5.7 4.3 4.7 4.3 4.9 NAI-14-122 8.3 3.7 5.3 4.3 2.3 5.3 5.3 5.3 5.7 4.3 5.3 4.7 4.7 4.0 4.9 A11-38 6.7 6.7 6.3 4.3 5.0 4.7 5.0 5.3 5.3 4.7 5.0 4.7 4.3 4.0 4.8 DUBLIN (PST-K15-157) 7.3 8.0 5.3 4.0 5.3 7.0 5.0 5.0 5.0 5.0 5.0 4.7 4.7 4.0 4.8 FINISH LINE (NAI-14-178) 6.0 9.0 4.5 4.5 7.0 6.0 5.0 4.5 5.0 4.5 4.5 4.5 5.5 4.5 4.8 A11-40 6.0 7.7 5.7 2.3 6.0 4.7 5.3 5.3 6.0 5.0 5.0 3.7 3.7 3.3 4.7 A16-7 8.0 8.0 5.3 3.3 6.3 5.0 5.0 4.7 5.7 5.7 5.3 4.0 3.7 3.7 4.7 HEARTLAND (NAI-14-187) 8.3 3.0 5.0 3.3 2.7 5.7 4.3 4.7 5.0 4.7 5.0 5.0 5.0 3.7 4.7 J-2726 7.3 6.7 5.7 2.3 5.0 4.0 4.7 4.3 5.7 5.7 5.3 3.7 3.5 4.0 4.7 PST-K15-167 7.0 4.3 5.3 4.7 5.0 5.0 4.3 4.0 5.7 4.3 5.0 4.7 4.7 5.0 4.7 NEW MOON (PST-K15-177) 8.0 6.7 4.7 5.0 4.7 6.3 5.3 4.0 4.3 4.0 5.0 4.3 5.0 4.7 4.6 SHAMROCK 7.0 8.0 5.0 2.7 6.0 4.3 4.7 4.7 5.7 5.3 5.7 4.0 4.0 3.0 4.6 TWILIGHT (NAI-13-132) 8.0 7.7 4.7 2.7 5.0 4.3 4.0 4.0 5.7 5.7 5.7 4.7 4.3 2.7 4.6 BLUE KNIGHT 7.0 7.7 5.0 3.7 5.7 5.0 4.7 4.3 5.3 5.0 4.7 3.7 4.3 4.0 4.5 DLFPS-340/3364 7.7 7.3 5.0 4.7 5.7 6.3 4.7 4.0 5.3 4.3 4.7 4.3 4.3 4.3 4.5 PPG-KB 1320 8.0 7.3 6.0 3.0 6.0 4.0 4.7 4.0 5.7 6.0 5.7 3.3 3.7 3.3 4.5 AVIATOR II (NAI-15-84) 7.3 7.0 4.7 4.3 4.7 6.0 5.0 4.7 4.7 4.7 4.7 3.3 4.3 4.0 4.4 NAI-15-80 7.0 8.3 5.7 4.0 6.0 5.0 4.3 4.3 5.0 5.7 5.0 3.0 3.3 4.0 4.3 AFTER MIDNIGHT 8.0 7.7 4.7 2.3 6.0 4.7 5.0 4.7 5.7 5.0 5.3 3.0 2.3 2.3 4.2 J-1319 7.7 8.0 5.0 2.0 5.7 3.7 4.0 4.0 5.3 5.0 4.7 2.7 2.0 2.0 3.7 DLFPS-340/3494 7.3 5.7 4.0 2.7 4.7 4.7 3.3 3.7 4.3 2.7 3.0 2.7 2.7 2.7 3.1 LSD VALUE 0.6 1.5 1.5 1.2 1.1 1.2 0.9 1.0 1.3 1.4 1.3 1.1 1.0 1.0 0.6 C.V. (%) 6.2 15.5 13.7 15.4 16.0 12.9 10.7 12.1 11.9 13.9 12.7 13.6 12.8 12.4 7.1 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. 2020 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2017 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 IN1 ILT LOAM AND SILT 7.1-7.5 61-150 151-240 2.1-3.0 FULL SUN 4.1+ NO IRRIGATION