TABLE 3. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE 2023 NATIONAL KENTUCKY BLUEGRASS TEST AT WEST LAFAYETTE, IN 1/ 2024 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING LEAF SEEDLING SPRING SUMMER FALL STEM RUST POA QUALITY RATINGS NAME COLOR GREENUP TEXTURE VIGOR DENSITY DENSITY DENSITY JUNE SEPT ANNUA APR MAY JUN JUL AUG SEP OCT NOV MEAN DLF-KB-3633 6.7 5.0 7.0 5.7 4.7 5.7 8.0 8.3 7.3 5.7 5.3 5.7 4.3 6.3 6.3 6.7 7.0 6.7 6.0 DLF-KB-3635 4.3 5.0 8.0 7.3 6.3 7.0 8.0 7.3 5.3 6.7 6.7 6.0 5.3 5.7 5.3 5.0 5.7 7.7 5.9 DLF-KB-3634 5.7 6.7 7.0 5.7 6.0 6.0 6.3 6.3 6.0 5.3 5.7 6.0 5.3 5.7 5.3 5.7 6.7 6.3 5.8 BARSERATI 5.7 3.7 7.3 6.3 5.0 5.7 7.0 7.7 6.7 6.0 5.0 5.7 4.3 5.0 5.7 6.3 7.0 6.7 5.7 PST-K17-182 7.3 4.7 6.7 6.0 5.0 5.0 6.7 7.3 6.7 4.7 4.7 5.7 5.0 5.3 5.7 6.3 6.7 6.0 5.7 STARR 6.7 4.7 7.0 4.3 4.3 6.0 7.0 7.0 7.3 4.7 4.0 4.7 4.3 6.3 6.0 6.3 6.7 7.0 5.7 DLF-KB-3636 6.3 5.3 6.3 6.3 5.0 4.7 6.7 8.7 6.0 5.3 5.3 5.7 4.7 5.7 5.7 5.7 6.0 6.0 5.6 DLF-KB-3640 4.7 4.3 6.7 3.0 4.7 5.7 7.0 6.7 5.3 5.3 4.3 5.3 4.7 5.3 6.0 5.7 5.7 7.0 5.5 A12-266 5.7 4.3 7.0 6.0 4.3 5.7 6.7 6.7 6.0 4.7 4.7 5.7 4.0 6.0 5.7 6.3 6.0 5.7 5.5 BOMBAY 6.7 5.0 7.0 2.7 4.7 6.0 7.0 5.0 6.0 4.7 4.7 5.0 4.7 5.7 5.7 5.7 6.0 6.7 5.5 NAI-20-137 6.0 5.7 6.7 4.7 5.7 5.3 7.0 7.3 6.3 4.7 4.7 5.7 4.3 5.0 4.7 6.3 6.7 6.3 5.5 PVF-A17-842 5.0 3.7 7.3 3.7 5.0 6.0 6.7 7.7 6.7 4.7 4.0 5.0 5.3 5.7 5.7 5.7 5.3 7.3 5.5 A12-293 6.3 5.3 6.3 3.7 5.3 5.3 6.3 8.0 5.7 6.0 5.3 5.0 5.0 4.7 4.7 5.3 6.0 7.0 5.4 A21-11 7.0 4.7 7.0 4.3 3.7 4.3 6.7 5.3 5.3 4.7 4.0 4.0 4.7 5.7 5.0 5.7 7.0 7.0 5.4 RAD 3240 8.0 5.3 7.0 5.0 3.7 5.7 6.3 8.7 6.7 4.3 3.7 5.7 4.3 6.0 6.0 5.7 6.7 5.0 5.4 DLF-KB-3639 6.0 5.3 7.0 6.3 5.7 5.3 6.7 7.7 5.3 6.0 5.3 5.0 5.0 5.7 6.0 4.7 5.3 5.7 5.3 A19-17 6.3 3.7 6.7 4.0 4.0 5.0 7.0 7.3 7.0 4.3 4.0 4.0 4.7 5.3 5.7 6.3 6.0 6.7 5.3 LIGHTNING 5.7 3.3 6.3 5.0 4.7 5.0 6.3 7.0 5.7 4.7 4.7 5.3 4.3 5.0 4.7 5.3 6.0 6.7 5.3 A15-16 6.3 4.7 6.3 4.3 4.0 4.3 7.3 6.7 6.3 4.7 4.0 4.0 5.7 4.7 4.7 6.0 6.7 6.0 5.2 DLF-KB-3637 6.7 5.0 7.0 1.3 3.7 5.0 7.0 7.7 7.0 3.0 3.3 3.7 4.0 4.7 5.0 6.7 6.0 6.3 5.0 JERSEY 6.0 5.0 7.0 4.3 3.7 4.7 7.0 7.0 6.7 3.7 3.0 4.3 4.7 4.7 4.7 6.7 6.3 6.0 5.0 ARIES 6.0 4.7 6.7 4.7 4.7 5.0 6.0 6.0 5.7 4.7 4.3 5.3 4.7 4.7 4.7 4.7 5.7 5.7 5.0 PST-K19-208 7.3 4.7 7.7 4.0 4.0 4.3 6.7 6.0 6.0 3.7 3.0 4.3 4.7 5.0 5.3 5.0 6.0 6.7 5.0 SKYLINE 4.7 4.3 7.3 2.3 4.3 5.3 6.0 7.7 5.7 4.0 3.7 5.0 5.0 5.3 5.3 4.7 4.7 6.0 5.0 NAI-19-58 7.0 3.3 7.0 3.7 4.3 5.0 6.3 7.7 6.0 3.3 3.0 4.7 4.0 5.0 5.3 5.7 6.0 5.7 4.9 PST-K19-206 6.7 5.3 7.0 3.3 5.0 6.3 6.3 7.7 7.0 4.0 4.0 4.7 4.3 5.7 5.3 4.7 5.0 5.3 4.9 PST-T15-44 5.7 6.0 7.0 5.7 6.3 5.0 6.0 5.3 4.3 5.0 6.0 5.0 5.0 4.3 4.7 4.3 4.7 5.3 4.9 A21-3 5.7 5.0 6.3 3.0 4.3 5.0 6.7 6.7 5.7 3.7 3.3 4.7 4.3 4.7 5.3 5.7 5.0 5.3 4.8 PST-K22-11 5.7 4.7 8.0 4.7 4.7 5.0 7.7 8.0 6.3 4.0 4.0 4.0 4.3 4.7 4.7 5.3 5.3 5.7 4.8 RESOLUTION 6.7 5.3 6.7 3.0 3.7 4.7 5.3 7.3 6.3 3.3 3.0 4.3 4.3 4.3 4.7 5.3 6.0 6.3 4.8 TABLE 3. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE (CONT'D) 2023 NATIONAL KENTUCKY BLUEGRASS TEST AT WEST LAFAYETTE, IN 1/ 2024 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING LEAF SEEDLING SPRING SUMMER FALL STEM RUST POA QUALITY RATINGS NAME COLOR GREENUP TEXTURE VIGOR DENSITY DENSITY DENSITY JUNE SEPT ANNUA APR MAY JUN JUL AUG SEP OCT NOV MEAN RIGHT 7.0 5.0 7.0 4.3 5.3 5.3 6.7 7.3 5.0 4.7 4.0 4.3 4.7 4.3 5.0 4.7 5.0 6.3 4.8 A21-6 6.0 5.3 6.0 3.3 4.3 5.0 4.7 7.0 5.0 4.0 4.3 5.0 4.3 5.3 5.0 4.7 4.7 4.0 4.7 DLF-KB-3638 5.3 4.7 6.3 3.7 4.0 5.3 6.3 6.7 4.7 3.7 3.3 4.0 4.0 4.7 5.3 5.0 5.0 5.7 4.6 LTP-A21-41 5.7 4.0 6.7 4.0 3.7 3.3 6.0 6.3 6.7 4.3 3.3 4.3 4.3 3.7 3.7 5.0 5.3 7.0 4.6 A15-14 6.7 4.0 6.0 4.7 3.7 4.7 4.7 5.3 5.0 5.0 4.0 3.7 4.3 5.0 4.7 5.0 5.0 4.7 4.5 A15-17 7.0 4.7 6.3 1.7 2.3 4.7 5.7 8.0 5.7 2.7 2.3 3.3 4.0 5.7 5.0 5.3 5.3 5.0 4.5 BARON 6.3 3.7 6.3 5.3 3.7 4.3 6.0 5.0 4.7 3.0 2.7 4.7 3.3 5.0 4.7 5.0 5.0 5.3 4.5 KENBLUE 4.7 4.7 7.7 5.7 5.3 6.7 5.7 7.0 4.3 5.7 4.0 4.3 5.0 4.0 4.0 4.0 4.7 6.0 4.5 MIDNIGHT 7.0 3.0 6.7 7.3 4.0 4.0 6.0 5.0 4.0 4.3 3.3 4.3 4.3 4.7 4.7 5.0 5.0 5.0 4.5 NAI-21-136 7.3 4.3 6.0 3.3 3.7 4.3 5.0 8.7 6.3 3.0 2.7 4.7 5.3 4.0 3.3 4.3 5.3 5.7 4.4 SHAMROCK 6.0 4.3 6.3 3.7 3.7 4.3 4.7 5.0 3.3 4.3 4.0 4.3 5.0 4.3 4.0 4.0 4.7 5.0 4.4 PPG-KB2108 7.7 3.7 6.3 4.3 4.0 3.7 5.7 6.3 5.3 4.0 4.0 4.3 4.0 4.0 4.0 4.3 5.0 4.7 4.3 PST-K19-201 7.3 3.3 6.7 3.7 4.3 5.3 4.7 7.3 4.3 3.7 3.7 4.7 5.7 4.0 3.3 3.3 5.3 4.7 4.3 PROSPERITY 8.0 5.0 7.0 5.3 4.3 4.0 5.3 5.0 3.7 3.7 3.7 4.7 4.3 4.3 4.3 4.0 4.0 4.0 4.2 J-2797 7.0 3.7 5.7 5.0 3.3 4.7 4.7 5.0 2.3 3.7 3.7 5.0 4.7 3.7 3.7 3.7 4.3 4.0 4.1 J-1249 7.3 3.3 6.7 5.3 3.3 3.7 4.7 3.7 5.3 3.0 2.7 3.3 4.3 4.0 4.3 4.3 4.0 4.7 4.0 J-1331 7.0 2.7 6.0 6.3 3.3 4.7 5.7 5.3 3.7 3.7 3.0 4.0 3.0 4.3 4.3 4.0 4.7 5.0 4.0 PST-K20-1 6.7 3.7 6.3 3.7 3.7 4.0 5.7 7.0 4.7 3.0 3.0 2.7 3.3 4.0 4.3 4.7 5.7 4.7 4.0 GO-Y312 5.7 4.7 5.0 2.7 4.0 4.3 4.3 7.3 3.0 3.7 3.3 3.3 4.7 4.0 3.7 3.3 4.3 4.3 3.9 GO-Y301 6.7 3.7 5.0 4.3 4.3 3.3 5.0 4.3 3.7 3.0 3.7 4.0 4.0 3.3 3.3 2.7 4.0 3.7 3.6 ACOUSTIC 6.7 2.7 6.0 4.7 2.7 2.7 4.3 4.3 3.7 3.0 3.0 3.0 3.7 2.7 3.7 3.7 4.3 4.3 3.5 PSM-231 6.7 3.0 5.0 3.3 2.7 3.3 3.3 7.7 5.0 2.3 2.7 3.3 3.7 3.3 3.0 2.7 4.0 4.7 3.4 J-2830 7.7 4.0 6.3 5.0 3.7 2.7 4.7 3.0 3.7 4.0 3.3 3.0 3.0 2.7 3.3 2.7 4.0 3.7 3.2 PPG-KB2107 7.3 2.3 5.0 4.3 3.3 3.3 2.3 7.0 3.7 2.0 2.3 3.0 4.3 2.7 3.0 2.3 3.7 3.7 3.1 PST-K20-3 8.0 3.7 6.7 2.0 2.7 3.3 2.3 8.0 5.0 1.3 2.0 2.7 4.0 3.3 3.0 3.0 3.3 3.7 3.1 NAI-21-127 7.7 3.3 6.3 2.3 3.0 3.3 2.3 4.7 4.0 2.0 2.0 2.7 5.0 2.7 2.3 2.3 3.0 2.7 2.8 LSD VALUE 0.9 1.7 0.9 1.5 1.9 2.1 1.6 1.8 1.6 1.6 1.5 1.4 5.1 1.5 1.6 1.4 1.2 1.2 0.9 C.V. (%) 9.3 21.8 8.4 22.0 23.4 22.6 17.0 16.9 18.7 23.6 23.1 18.0 25.6 18.5 19.4 17.9 13.9 14.2 12.3 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. 2024 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2023 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 SILT LOAM AND SILT 7.1-7.5 61-150 151-240 2.1-3.0 FULL SUN 3.1-3.5 ONLY DURING SEVERE STRESS