TABLE 13. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE 2017 NATIONAL KENTUCKY BLUEGRASS TEST AT MEAD, NE 1/ 2018 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING PERCENT QUALITY RATINGS NAME COLOR GREENUP ESTABLISHMENT APR MAY JUN JUL AUG SEP OCT MEAN GO-2425 4.7 4.7 56.7 5.0 5.7 6.3 6.0 6.0 6.0 5.7 5.8 AKB3179 5.0 3.3 50.0 4.0 5.7 6.0 6.0 5.7 5.7 5.3 5.5 BARVETTE HGT? 4.0 5.7 50.0 5.0 4.7 5.0 7.0 5.7 5.7 5.7 5.5 GO-22B23 4.7 4.0 56.7 4.3 5.0 6.0 6.3 5.7 5.7 5.3 5.5 J-1138 5.0 3.3 46.7 3.0 4.3 5.7 7.0 7.0 6.0 5.3 5.5 SELWAY 4.3 5.3 53.3 5.0 4.3 5.3 6.0 5.7 5.7 5.7 5.4 NAI-A16-3 4.3 4.0 50.0 3.7 5.3 6.0 6.3 5.7 5.7 5.0 5.4 LTP-11-41 4.3 4.3 46.7 4.3 5.3 5.7 6.0 5.3 5.3 5.3 5.3 DLFPS-340/3446 5.0 4.0 46.7 4.0 5.3 6.0 5.3 5.7 5.3 5.3 5.3 DLFPS-340/3549 4.0 4.0 50.0 4.0 4.7 5.3 6.3 5.7 5.7 5.3 5.3 GO-2628 5.0 4.0 60.0 3.7 5.0 5.7 6.3 6.0 5.7 4.7 5.3 J-3510 5.0 3.3 50.0 3.3 4.7 5.0 6.7 6.3 5.7 4.7 5.2 NAI-13-14 5.3 3.0 53.3 3.3 4.3 5.7 6.3 6.3 5.7 5.0 5.2 BABE 4.3 4.7 46.7 4.7 4.7 5.7 5.7 5.0 5.3 5.0 5.1 BAR PP 71213 4.3 5.0 56.7 3.7 4.7 5.3 6.0 5.7 5.7 4.7 5.1 BAR PP 7309V 4.0 4.7 50.0 3.3 4.7 6.0 5.7 5.0 5.3 4.7 5.0 BAR PP 79494 5.3 3.0 46.7 3.0 3.7 5.0 6.3 6.3 5.3 5.0 5.0 DLFPS-340/3553 4.0 4.0 46.7 3.7 4.3 5.3 6.0 6.0 5.3 4.7 5.0 KH3492 4.3 5.0 46.7 4.3 5.0 5.0 5.7 5.0 5.0 5.0 5.0 PST-K11-118 4.7 4.7 43.3 4.0 4.0 5.0 6.7 5.3 5.0 5.0 5.0 PST-K13-141 4.7 4.0 46.7 3.3 4.3 5.0 6.0 6.0 5.3 5.0 5.0 AKB3128 5.0 4.3 46.7 3.7 5.0 5.7 5.0 5.3 5.0 4.7 4.9 A16-1 4.0 4.3 53.3 4.7 5.0 5.7 4.3 4.7 5.0 5.0 4.9 NAI-13-9 5.7 3.0 53.3 3.3 4.0 5.0 6.0 5.7 5.3 4.7 4.9 ORION (PST-K13-143) 4.7 3.3 46.7 3.3 3.7 5.0 6.0 6.0 5.3 4.7 4.9 PST-K15-167 5.0 3.0 50.0 3.0 3.7 4.3 6.7 6.0 5.7 4.7 4.9 A10-280 4.7 4.0 56.7 3.7 4.0 5.7 5.3 5.3 5.0 4.7 4.8 A16-2 4.0 4.0 46.7 4.0 4.3 5.3 5.3 5.0 5.0 4.7 4.8 AKB3241 5.3 3.3 43.3 3.3 4.3 4.3 6.0 5.7 5.3 4.3 4.8 BAR PP 7K426 4.0 3.7 53.3 3.0 4.0 5.3 6.0 5.3 5.3 4.3 4.8 BARSERATI (BAR PP 110358) 4.7 4.7 50.0 4.0 4.0 5.0 5.3 5.7 5.0 4.7 4.8 BLUE DEVIL 5.0 3.0 46.7 3.0 4.0 4.7 6.3 6.0 5.3 4.3 4.8 DLFPS-340/3494 5.3 3.0 53.3 3.0 4.0 4.3 6.7 5.3 5.3 4.7 4.8 MIDNIGHT 5.0 3.0 46.7 3.0 3.3 4.7 6.7 6.0 5.3 4.3 4.8 PPG-KB 1304 5.0 3.7 50.0 4.0 4.3 4.7 5.7 5.0 5.0 4.7 4.8 PST-K15-177 5.7 3.7 40.0 3.3 5.0 4.7 6.0 5.0 5.0 4.3 4.8 RAD-1776 4.3 4.7 40.0 3.7 4.3 4.7 6.0 5.3 5.0 4.7 4.8 A16-17 4.3 4.7 53.3 4.0 3.7 5.3 4.7 5.7 5.0 4.3 4.7 BAR PP 7236V 4.7 4.7 43.3 3.3 4.0 4.3 6.0 5.7 5.0 4.3 4.7 DLFPS-340/3552 5.0 3.7 56.7 3.3 4.7 5.3 5.7 4.3 5.0 4.7 4.7 KENBLUE 4.0 5.3 46.7 5.0 4.3 5.3 4.3 4.3 4.7 5.0 4.7 NAI-13-132 5.3 3.0 50.0 3.0 3.7 4.3 6.3 5.7 5.3 4.3 4.7 PPG-KB 1131 5.3 3.0 50.0 3.0 3.7 4.0 6.3 6.7 5.0 4.0 4.7 SHAMROCK 4.3 4.3 50.0 4.3 4.7 4.7 5.7 4.3 4.7 4.7 4.7 A99-2897 5.3 3.3 56.7 3.3 4.3 5.3 5.3 4.7 5.0 4.3 4.6 RAD 553 4.0 4.3 60.0 3.7 4.0 4.7 5.7 4.7 5.0 4.3 4.6 DLFPS-340/3438 5.0 3.7 46.7 3.3 4.0 5.0 5.3 5.3 5.0 4.3 4.6 DLFPS-340/3455 4.0 3.7 46.7 4.3 4.7 5.3 4.7 3.7 4.7 4.7 4.6 J-2726 5.7 3.3 56.7 3.3 3.7 4.3 6.3 5.0 5.0 4.3 4.6 NK-1 4.7 4.0 56.7 3.0 4.7 4.7 5.0 5.3 5.0 4.3 4.6 TABLE 13. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE (CONT'D) 2017 NATIONAL KENTUCKY BLUEGRASS TEST AT MEAD, NE 1/ 2018 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING PERCENT QUALITY RATINGS NAME COLOR GREENUP ESTABLISHMENT APR MAY JUN JUL AUG SEP OCT MEAN PST-K13-139 4.7 3.3 36.7 3.3 4.0 4.3 5.7 5.3 4.7 4.7 4.6 A06-8 5.0 3.7 50.0 3.3 4.0 5.0 5.0 5.0 5.0 4.3 4.5 A12-34 5.0 3.0 53.3 3.0 4.0 5.0 5.0 5.3 5.0 4.0 4.5 DLFPS-340/3444 4.7 4.3 50.0 4.0 4.0 4.7 5.3 4.0 4.7 4.7 4.5 PIVOT 5.0 3.7 53.3 3.3 3.7 5.0 5.7 4.7 4.7 4.3 4.5 PPG-KB 1320 5.0 3.3 46.7 3.0 4.7 4.3 6.3 4.0 4.7 4.3 4.5 PST-11-7 5.0 3.0 56.7 3.0 3.3 4.3 6.0 5.7 5.0 4.0 4.5 A11-38 4.7 3.3 43.3 2.7 3.3 4.0 6.0 6.0 5.0 4.0 4.4 YELLOWSTONE (A12-7) 5.0 4.3 53.3 4.0 4.3 4.3 5.3 4.0 4.7 4.3 4.4 AFTER MIDNIGHT 5.7 3.0 60.0 3.3 3.7 4.3 6.7 3.7 4.7 4.3 4.4 BAR PP 79366 4.7 3.7 43.3 2.7 3.3 4.7 5.7 5.7 5.0 4.0 4.4 DLFPS-340/3548 5.3 3.7 36.7 3.7 4.7 4.7 5.3 4.0 4.3 4.3 4.4 PROSPERITY 6.0 3.0 56.7 3.0 4.0 5.0 5.7 4.7 4.7 4.0 4.4 PST-K15-157 5.3 3.3 40.0 3.3 3.7 4.3 5.0 5.3 5.0 4.0 4.4 A13-1 5.7 3.3 40.0 3.3 3.3 4.0 5.7 5.0 4.3 4.3 4.3 NAI-14-128 6.0 3.0 46.7 3.0 3.3 4.3 5.3 5.3 5.0 4.0 4.3 NAI-14-133 6.0 3.7 50.0 3.3 3.3 4.3 5.0 5.7 4.7 4.0 4.3 NAI-15-84 5.0 3.3 53.3 3.7 4.3 5.3 4.7 3.7 4.3 4.3 4.3 PST-K15-172 5.0 3.3 46.7 2.7 3.7 4.0 5.3 5.3 4.7 4.3 4.3 PST-T14-39 5.0 3.3 43.3 3.0 3.3 4.0 5.3 5.3 5.0 4.0 4.3 SKYE 5.0 3.7 43.3 3.0 3.7 4.3 6.0 4.7 4.7 3.7 4.3 A11-40 4.0 5.0 50.0 3.3 3.3 4.3 5.0 5.0 4.3 4.0 4.2 J-1319 6.0 3.3 46.7 3.0 3.3 4.3 5.3 4.7 4.7 4.0 4.2 NAI-14-122 5.7 3.7 40.0 3.3 3.0 4.3 5.0 5.3 4.3 4.0 4.2 NAI-14-132 5.7 3.3 50.0 2.7 3.0 4.0 5.0 6.0 5.0 3.7 4.2 NAI-14-178 5.0 4.3 36.7 2.7 3.0 4.0 5.3 5.7 5.0 3.7 4.2 A16-7 4.7 3.0 43.3 3.0 3.0 4.0 5.3 5.0 4.3 4.0 4.1 DLFPS-340/3500 5.3 3.7 40.0 3.0 3.0 4.0 5.0 5.3 4.3 4.0 4.1 DLFPS-340/3551 5.3 4.0 53.3 3.3 3.3 4.3 5.3 4.3 4.3 4.0 4.1 NAI-14-176 6.0 3.3 43.3 2.3 3.0 4.3 5.7 5.0 4.7 3.7 4.1 A11-26 5.3 4.0 50.0 3.7 4.0 4.0 4.0 4.3 4.0 4.0 4.0 NAI-15-80 4.7 3.3 33.3 3.0 3.3 4.3 5.3 3.7 4.0 4.0 4.0 DLFPS-340/3556 5.3 3.0 50.0 2.7 3.0 4.0 5.0 4.7 4.0 3.7 3.9 BLUE KNIGHT 5.3 3.0 43.3 2.7 3.3 4.7 5.3 3.0 4.0 3.3 3.8 DLFPS-340/3364 5.7 3.3 33.3 2.7 3.3 4.3 5.0 3.7 4.0 3.7 3.8 DLFPS-340/3550 5.0 3.0 60.0 3.0 3.0 4.0 4.7 4.3 4.0 3.7 3.8 NAI-14-187 6.0 3.7 46.7 2.3 3.0 3.7 4.7 4.7 4.3 3.3 3.7 MVS-130 6.0 3.3 43.3 2.7 3.0 4.0 4.0 4.3 4.0 3.0 3.6 A15-6 5.3 4.0 56.7 3.0 3.3 4.3 4.0 3.0 3.3 3.3 3.5 LSD VALUE 0.7 0.8 17.7 0.8 1.1 1.2 1.0 1.2 0.9 0.9 0.6 C.V. (%) 9.0 13.2 16.3 13.8 16.4 14.0 11.0 13.8 10.3 11.7 8.2 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. 2018 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 NE1 SILTY CLAY AND CLAY 7.1-7.5 0-60 376-500 3.1-4.0 FULL SUN 0.6-1.0 TO PREVENT STRESS