TABLE 27. STEM RUST RATINGS OF KENTUCKY BLUEGRASS CULTIVARS 1/ 2024 DATA STEM RUST RATINGS 1-9; 9=NO DISEASE 2/ NAME IN1 NC1 NJ2 OH1 MEAN DLF-KB-3633 8.3 4.3 8.7 7.7 7.3 NAI-21-136 8.7 3.7 8.3 8.3 7.3 RESOLUTION 7.3 5.7 7.7 6.7 6.8 A15-17 8.0 6.3 6.3 6.3 6.8 A12-266 6.7 5.3 6.7 8.0 6.7 DLF-KB-3636 8.7 3.7 8.3 6.0 6.7 PST-K17-182 7.3 3.0 8.3 8.0 6.7 A12-293 8.0 4.3 7.3 6.7 6.6 NAI-20-137 7.3 5.0 6.3 7.3 6.5 RAD 3240 8.7 4.0 5.3 7.7 6.4 DLF-KB-3635 7.3 3.7 6.0 8.3 6.3 PST-K20-3 8.0 4.7 6.7 6.0 6.3 BARSERATI 7.7 3.7 7.7 6.3 6.3 PST-K22-11 8.0 1.0 8.7 7.3 6.3 DLF-KB-3637 7.7 4.7 5.7 6.7 6.2 DLF-KB-3634 6.3 3.0 6.7 8.3 6.1 A15-16 6.7 4.0 6.3 7.3 6.1 KENBLUE 7.0 1.0 9.0 7.3 6.1 A15-14 5.3 5.3 7.0 6.3 6.0 A19-17 7.3 2.7 7.0 6.7 5.9 PSM-231 7.7 3.0 5.7 7.3 5.9 PVF-A17-842 7.7 3.0 5.3 7.7 5.9 JERSEY 7.0 4.3 5.7 6.3 5.8 GO-Y312 7.3 1.3 7.7 6.7 5.8 PST-T15-44 5.3 1.7 8.3 7.7 5.8 RIGHT 7.3 2.0 5.0 8.0 5.6 DLF-KB-3639 7.7 1.3 6.3 6.0 5.3 DLF-KB-3640 6.7 1.3 5.3 8.0 5.3 PST-K20-1 7.0 1.7 7.7 5.0 5.3 BARON 5.0 3.7 4.7 7.7 5.3 TABLE 27. STEM RUST RATINGS OF KENTUCKY BLUEGRASS CULTIVARS 1/ (CONT'D) 2024 DATA STEM RUST RATINGS 1-9; 9=NO DISEASE 2/ NAME IN1 NC1 NJ2 OH1 MEAN PST-K19-208 6.0 1.7 4.7 8.7 5.3 STARR 7.0 2.3 4.7 7.0 5.3 A21-6 7.0 2.3 5.0 6.3 5.2 DLF-KB-3638 6.7 2.0 5.0 7.0 5.2 PST-K19-206 7.7 1.3 4.0 7.7 5.2 LTP-A21-41 6.3 1.0 6.0 7.3 5.2 NAI-19-58 7.7 2.0 5.0 5.7 5.1 SKYLINE 7.7 1.0 4.3 7.3 5.1 ARIES 6.0 2.7 5.7 5.7 5.0 BOMBAY 5.0 4.0 4.7 6.3 5.0 NAI-21-127 4.7 2.7 4.3 8.0 4.9 PPG-KB2108 6.3 1.0 7.7 4.7 4.9 A21-3 6.7 2.7 4.0 6.0 4.8 LIGHTNING 7.0 3.0 4.7 4.7 4.8 PST-K19-201 7.3 1.0 3.7 6.7 4.7 SHAMROCK 5.0 1.7 5.0 6.7 4.6 ACOUSTIC 4.3 5.3 1.3 6.7 4.4 J-2797 5.0 3.0 4.0 5.7 4.4 PROSPERITY 5.0 2.3 6.3 3.7 4.3 A21-11 5.3 3.0 5.3 3.7 4.3 MIDNIGHT 5.0 3.7 1.0 7.3 4.3 GO-Y301 4.3 1.3 5.7 5.0 4.1 PPG-KB2107 7.0 2.3 2.7 4.3 4.1 J-1249 3.7 4.0 1.0 7.3 4.0 J-1331 5.3 2.0 3.3 4.7 3.8 J-2830 3.0 3.3 2.0 6.3 3.7 LSD VALUE 1.9 2.3 1.4 2.7 1.1 C.V. (%) 18.2 48.7 15.6 24.9 24.2 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.