TABLE 12. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS GROWN UNDER TRAFFIC STRESS AT AMHERST, MA 1/ 2025 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ WEAR TOLERANCE RATINGS QUALITY RATINGS NAME MAY JULY OCTOBER MAY JUN JUL AUG SEP OCT NOV MEAN J-2830 6.7 6.7 6.7 6.7 7.0 6.0 6.3 5.3 5.3 5.3 5.8 DLF-KB-3635 6.3 6.7 6.3 6.0 6.0 5.3 6.0 6.0 6.0 5.0 5.7 ACOUSTIC 5.3 5.7 6.0 6.0 6.0 6.0 6.3 5.3 5.3 5.0 5.5 J-2797 6.3 6.0 5.7 5.3 5.7 5.7 5.3 5.0 5.7 6.0 5.5 MIDNIGHT 6.7 6.7 6.3 6.3 6.3 6.3 5.3 5.7 4.7 5.0 5.5 NAI-20-137 6.3 5.7 5.7 5.7 5.3 5.7 5.7 5.7 5.7 5.0 5.5 BOMBAY 6.0 6.3 6.0 6.0 6.0 5.7 5.7 5.7 4.7 4.7 5.4 J-1249 6.3 6.0 5.7 6.3 6.3 5.7 5.3 5.7 5.0 4.7 5.4 PROSPERITY 6.7 6.7 6.0 6.0 6.3 5.7 5.7 5.3 5.3 4.7 5.3 PST-K19-208 6.7 6.3 6.0 5.3 5.3 5.7 5.3 5.3 5.0 5.0 5.3 RESOLUTION 5.3 5.3 5.3 5.7 5.7 5.3 6.0 5.0 5.0 4.7 5.3 STARR 5.7 5.7 5.3 5.3 6.0 5.7 5.3 5.3 4.7 4.3 5.2 JERSEY 6.3 6.3 6.3 5.7 5.3 5.0 5.3 5.3 4.3 5.0 5.1 A12-293 5.3 5.3 5.0 5.0 5.3 5.3 5.0 4.7 4.7 5.3 5.0 PST-K17-182 5.7 6.3 6.0 5.3 5.3 5.7 4.7 4.7 4.3 5.0 5.0 RIGHT 5.7 6.3 5.7 5.3 5.0 5.3 5.3 5.0 4.7 5.0 5.0 BARSERATI 4.3 4.3 4.3 5.7 5.0 4.7 5.0 4.7 4.0 4.7 4.9 A15-14 5.3 5.7 4.7 5.3 5.0 5.0 5.3 5.0 4.3 4.0 4.8 DLF-KB-3639 5.3 5.3 4.7 5.7 5.3 4.7 4.7 4.7 4.0 4.3 4.8 PPG-KB2108 4.3 4.7 4.7 5.3 5.0 4.7 5.0 4.7 4.3 4.3 4.8 PST-K19-206 5.0 5.7 5.0 4.7 4.7 5.3 5.0 4.7 4.7 5.0 4.8 JOURNEY (A12-266) 5.7 5.7 5.7 4.7 5.0 5.3 5.0 4.7 3.7 4.7 4.7 PVF-A17-842 3.7 4.0 4.0 5.3 5.3 4.7 4.0 4.7 4.7 4.0 4.7 A21-11 4.7 6.0 5.7 4.3 5.0 4.7 5.3 4.7 5.0 4.3 4.6 BARON 4.7 5.3 5.0 4.3 5.0 4.7 4.7 5.0 4.7 4.7 4.6 SHAMROCK 4.7 5.0 4.7 5.0 5.0 4.3 4.3 4.7 4.7 4.7 4.6 DLF-KB-3633 4.7 4.7 5.0 5.0 5.3 4.7 4.7 3.7 4.0 4.0 4.5 J-1331 5.7 6.0 5.3 5.7 5.3 4.3 4.7 4.3 4.0 4.0 4.5 A15-16 3.7 3.7 3.7 5.3 5.0 5.3 4.3 3.7 3.7 3.7 4.4 DLF-KB-3640 3.7 4.0 4.0 5.0 5.3 4.0 4.0 4.3 4.3 4.0 4.4 A19-17 5.3 5.7 6.0 4.7 4.3 4.7 4.3 4.7 4.0 4.0 4.3 DLF-KB-3634 5.3 5.0 4.7 4.7 4.7 4.0 4.3 4.0 3.7 4.3 4.3 DLF-KB-3636 4.3 4.3 4.3 5.3 4.3 4.7 4.0 4.0 3.3 3.7 4.3 ARIES 4.7 4.7 4.7 4.3 4.7 3.7 4.0 4.3 4.0 4.3 4.2 PST-K20-1 4.3 4.0 3.7 3.7 4.7 4.0 4.3 4.3 4.3 4.0 4.2 A21-3 4.3 4.3 3.7 4.0 4.7 4.3 4.3 4.0 3.7 4.3 4.1 A21-6 4.3 4.7 4.7 4.3 4.7 4.0 4.3 4.0 3.7 4.0 4.1 DLF-KB-3638 5.3 5.0 5.0 4.0 4.7 3.7 4.3 4.3 3.7 4.3 4.1 NAI-21-136 3.7 3.3 3.0 4.0 4.3 3.7 4.3 4.0 3.3 3.7 4.0 PST-K19-201 4.3 4.3 4.7 3.7 4.0 4.3 3.7 3.7 3.7 3.7 3.8 PST-T15-44 4.3 4.3 3.7 3.7 3.7 3.7 4.0 3.7 3.7 4.3 3.8 KENBLUE 4.7 4.7 4.7 3.3 3.7 4.0 4.0 3.7 3.3 4.3 3.7 PPG-KB2107 5.0 5.0 5.0 3.7 4.0 3.7 3.7 3.7 3.3 4.0 3.7 SKYLINE 4.7 5.3 4.3 3.7 4.0 3.7 4.0 3.3 3.7 4.0 3.7 LTP-A21-41 2.7 3.0 3.3 3.3 4.3 3.3 3.7 3.3 4.0 3.7 3.6 NAI-21-127 3.3 3.3 3.3 3.7 3.7 2.7 3.7 4.7 3.7 4.0 3.6 PST-K20-3 3.7 3.7 3.7 3.0 4.0 4.0 3.7 3.7 3.3 3.7 3.6 GO-Y312 4.0 4.3 3.7 3.7 3.7 3.7 3.7 3.3 3.3 3.7 3.5 PSM-231 4.3 4.3 4.7 3.3 3.3 4.0 3.7 4.0 3.0 4.0 3.5 PST-K22-11 4.3 4.3 4.0 3.3 4.0 3.3 3.7 3.3 3.3 3.7 3.5 TABLE 12. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS (CONT'D) GROWN UNDER TRAFFIC STRESS AT AMHERST, MA 1/ 2025 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ WEAR TOLERANCE RATINGS QUALITY RATINGS NAME MAY JULY OCTOBER MAY JUN JUL AUG SEP OCT NOV MEAN RAD 3240 3.7 3.3 3.7 3.7 4.0 4.0 4.0 3.0 2.7 3.3 3.5 A15-17 3.3 3.3 3.3 3.0 4.0 4.0 3.7 3.0 3.0 3.7 3.4 GO-Y301 3.7 3.7 3.7 3.3 4.0 4.0 3.3 3.3 2.7 3.3 3.4 DLF-KB-3637 3.7 4.0 3.7 3.0 3.7 3.7 4.0 3.3 3.0 3.3 3.3 LIGHTNING 3.7 3.7 3.7 3.0 3.3 3.3 3.3 3.7 3.0 3.3 3.3 REVOLUTION (NAI-19-58) 3.7 4.0 3.7 3.3 3.3 3.3 3.7 3.3 3.0 3.3 3.3 LSD VALUE 0.9 0.8 0.7 0.7 0.7 0.7 0.8 0.7 0.8 0.7 0.4 C.V. (%) 11.7 10.3 10.1 10.5 9.1 10.7 11.7 10.3 13.1 10.5 6.5 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.