TABLE 14. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE 2023 NATIONAL KENTUCKY BLUEGRASS TEST AT COLUMBUS, OH 1/ 2024 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ LEAF PECENT GROUND COVER RATINGS COLOR QUALITY RATINGS NAME TEXTURE SPRING SUMMER FALL STEM RUST OCTOBER MAY JUN JUL AUG OCT NOV MEAN BARSERATI 7.3 67.7 80.3 79.7 6.3 7.0 6.0 6.7 6.7 6.0 7.7 5.7 6.4 ACOUSTIC 6.7 63.7 82.3 87.7 6.7 9.0 4.7 4.7 6.0 5.7 8.3 8.3 6.3 SHAMROCK 5.7 69.0 71.0 73.7 6.7 7.3 6.0 6.0 6.0 5.7 8.0 6.0 6.3 ARIES 6.7 64.0 76.3 76.3 5.7 7.3 5.0 5.7 6.0 5.7 8.3 6.3 6.2 BARON 5.7 55.7 74.3 73.3 7.7 7.0 6.0 5.7 6.0 5.3 7.7 6.3 6.2 LIGHTNING 6.3 65.7 71.0 70.7 4.7 6.7 5.7 6.3 6.0 5.3 7.7 6.0 6.2 MIDNIGHT 5.3 48.3 81.7 89.0 7.3 9.0 5.0 4.3 6.0 5.0 9.0 8.0 6.2 NAI-19-58 6.7 58.0 79.7 57.0 5.7 7.7 5.3 5.7 7.0 6.3 7.0 6.0 6.2 RIGHT 7.7 66.3 79.7 81.0 8.0 8.7 4.7 5.7 6.3 5.3 7.3 7.7 6.2 A12-293 5.3 57.7 65.7 79.3 6.7 7.0 6.0 5.7 5.3 5.0 8.0 6.7 6.1 A21-6 6.3 68.7 72.3 74.7 6.3 7.0 5.7 6.0 5.7 5.7 7.7 6.0 6.1 BOMBAY 5.7 52.3 76.0 74.0 6.3 7.0 5.7 5.3 6.0 5.3 7.7 6.3 6.1 NAI-21-136 6.0 72.0 63.0 83.7 8.3 8.0 5.7 5.3 5.3 5.0 8.3 6.7 6.1 PST-K22-11 9.0 81.0 74.3 62.3 7.3 6.7 5.0 6.7 7.0 6.0 7.0 4.3 6.0 STARR 7.0 58.7 84.3 71.0 7.0 7.7 5.3 5.7 5.3 6.3 7.7 5.7 6.0 DLF-KB-3633 7.0 58.7 81.3 82.0 7.7 7.7 5.3 5.0 5.0 5.3 7.7 7.0 5.9 DLF-KB-3635 6.0 66.3 68.0 88.7 8.3 7.7 5.3 5.3 5.0 4.7 7.7 7.3 5.9 DLF-KB-3636 6.3 68.7 69.3 78.7 6.0 7.0 5.7 6.0 5.7 5.0 7.3 5.7 5.9 DLF-KB-3638 6.3 59.7 71.0 76.3 7.0 7.3 5.3 5.3 5.3 5.3 7.7 6.3 5.9 DLF-KB-3639 7.3 71.0 82.0 72.0 6.0 8.0 5.3 5.7 5.7 6.3 7.0 5.7 5.9 A12-266 5.3 62.3 70.7 71.0 8.0 7.3 5.7 5.0 6.0 5.3 7.7 5.7 5.9 A15-14 5.3 51.3 84.3 79.7 6.3 7.7 5.7 5.0 5.0 5.3 7.7 6.7 5.9 LTP-A21-41 7.0 55.3 72.0 77.7 7.3 6.7 5.0 5.7 6.0 5.3 7.7 6.0 5.9 PST-K19-206 7.7 57.3 70.3 72.3 7.7 8.0 5.7 5.0 5.7 5.7 7.3 6.3 5.9 RAD 3240 6.7 59.0 79.0 84.7 7.7 9.0 5.3 4.7 5.7 5.0 7.7 7.0 5.9 RESOLUTION 5.0 65.0 65.7 81.3 6.7 7.3 4.7 5.0 5.3 5.7 8.0 7.0 5.9 DLF-KB-3634 7.0 57.0 70.0 76.0 8.3 7.3 5.7 5.3 5.3 5.0 7.7 6.0 5.8 DLF-KB-3637 7.3 72.0 75.0 74.0 6.7 7.0 5.3 5.7 5.0 5.3 7.7 6.0 5.8 DLF-KB-3640 6.7 48.3 70.0 72.7 8.0 6.3 6.0 5.7 5.3 5.3 7.0 5.7 5.8 A21-11 6.3 48.0 82.3 80.3 3.7 8.0 5.3 4.7 5.3 4.7 8.3 6.7 5.8 A21-3 7.3 64.7 79.3 70.0 6.0 7.3 5.0 4.7 6.0 5.7 8.0 5.7 5.8 J-2830 7.3 49.3 77.0 85.0 6.3 9.0 4.7 4.3 5.7 5.0 7.7 7.7 5.8 PST-K17-182 6.3 59.7 62.7 84.7 8.0 7.7 5.0 4.7 5.3 4.3 7.7 7.7 5.8 PST-K20-1 7.7 67.0 82.7 84.7 5.0 8.0 4.3 4.3 5.3 5.7 7.7 7.3 5.8 TABLE 14. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE (CONT'D) 2023 NATIONAL KENTUCKY BLUEGRASS TEST AT COLUMBUS, OH 1/ 2024 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ LEAF PECENT GROUND COVER RATINGS COLOR QUALITY RATINGS NAME TEXTURE SPRING SUMMER FALL STEM RUST OCTOBER MAY JUN JUL AUG OCT NOV MEAN PVF-A17-842 6.7 40.0 71.3 73.7 7.7 6.7 5.7 5.3 5.3 5.7 6.7 6.0 5.8 JERSEY 5.0 63.3 63.0 83.0 6.3 7.0 4.3 5.0 5.7 4.7 7.7 7.0 5.7 A15-16 5.7 58.3 83.0 76.3 7.3 8.0 5.3 4.3 5.7 5.7 7.3 6.0 5.7 A19-17 6.3 60.3 80.3 74.7 6.7 7.7 5.0 5.3 5.0 5.7 7.3 6.0 5.7 J-1249 7.0 56.0 76.7 87.7 7.3 8.7 4.0 4.7 5.3 4.7 8.0 7.7 5.7 J-1331 6.3 42.7 68.7 63.0 4.7 9.0 5.0 5.0 5.3 5.0 7.7 6.0 5.7 NAI-20-137 6.0 52.3 73.0 79.3 7.3 7.0 5.0 4.7 5.3 4.7 7.7 6.7 5.7 SKYLINE 8.3 68.7 83.0 60.7 7.3 6.7 5.0 5.7 6.0 5.7 6.7 5.3 5.7 A15-17 6.7 69.3 83.0 80.7 6.3 7.7 4.7 5.0 5.0 5.0 7.3 6.3 5.6 GO-Y312 6.3 62.0 68.7 54.0 6.7 5.3 5.3 6.0 5.3 5.3 6.7 4.7 5.6 J-2797 5.0 41.3 63.0 76.3 5.7 9.0 5.3 4.7 5.3 4.7 8.0 5.7 5.6 KENBLUE 9.0 50.3 67.3 57.0 7.3 6.0 5.7 5.7 6.0 5.3 6.0 4.7 5.6 PST-T15-44 7.0 66.3 71.3 63.7 7.7 7.7 5.3 5.3 5.3 5.3 6.7 5.3 5.6 PST-K19-201 8.0 71.0 80.0 63.7 6.7 8.3 4.7 4.7 5.7 5.3 7.3 5.3 5.5 PST-K19-208 8.0 59.3 78.0 81.7 8.7 8.0 4.0 4.3 5.7 5.0 7.7 6.3 5.5 PPG-KB2108 7.0 49.3 65.3 69.0 4.7 8.0 5.0 4.3 5.0 4.7 7.7 6.0 5.4 PSM-231 6.3 72.0 84.0 63.7 7.3 7.3 3.7 4.7 5.7 6.0 7.0 5.3 5.4 GO-Y301 5.7 50.7 62.0 53.3 5.0 6.0 4.7 5.0 5.3 5.0 6.3 5.3 5.3 NAI-21-127 6.3 44.7 69.7 71.3 8.0 7.7 4.7 4.3 5.0 4.0 7.0 5.3 5.1 PST-K20-3 7.7 69.3 78.0 84.7 6.0 8.7 3.7 4.0 5.3 4.3 6.7 6.3 5.1 PPG-KB2107 7.7 40.7 55.0 70.7 4.3 9.0 4.7 4.0 5.0 4.0 7.0 5.0 4.9 PROSPERITY 8.3 75.3 81.0 61.0 3.7 9.0 4.0 4.7 5.3 5.0 6.3 3.7 4.8 LSD VALUE 1.1 13.8 17.1 11.0 3.4 0.7 1.3 1.0 1.5 2.2 1.5 1.3 0.7 C.V. (%) 10.8 13.8 11.4 9.3 22.9 6.4 13.2 11.8 11.3 15.0 9.4 12.9 6.4 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. 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 OH1 SILT LOAM AND SILT 6.6-7.0 61-150 376-500 1.1-2.0 FULL SUN 2.1-2.5 TO PREVENT STRESS