TABLE 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 2022 NATIONAL PERENNIAL RYEGRASS TEST AT WEST LAFAYETTE, IN 1/ 2023 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SEEDLING DENSITY RATINGS POA QUALITY QUALITY RATINGS NAME COLOR VIGOR SPRING SUMMER SEEDHEAD ANNUA NOV 2022 APR MAY JUN JUL AUG SEP OCT NOV MEAN DLF-PR-3726 6.0 5.7 5.3 7.3 7.0 7.3 6.7 6.7 6.7 6.3 6.3 7.0 6.3 6.0 6.0 6.4 DLF-PR-3736 7.0 5.7 6.0 7.0 6.3 7.3 5.3 7.3 6.3 6.0 6.7 6.3 6.3 6.3 5.7 6.4 NAI-PR5 5.7 7.3 4.7 7.0 7.3 7.3 5.7 6.7 5.0 4.7 5.7 7.0 7.0 6.7 7.0 6.2 PPG-PR 637 6.3 4.7 5.3 5.3 5.0 7.3 5.0 6.7 6.3 5.7 5.0 5.3 7.0 6.3 6.3 6.1 PPG-PR 661 6.3 5.7 5.7 6.3 6.3 7.3 6.7 7.0 6.0 5.7 5.3 5.3 6.7 6.3 6.3 6.1 PPG-PR 668 7.3 5.3 5.7 6.0 6.0 7.7 6.3 7.0 7.0 6.7 5.0 6.0 6.0 5.7 5.7 6.1 PPG-PR 670 7.0 5.0 6.0 6.7 6.7 7.3 5.7 6.3 6.7 6.0 5.7 6.0 6.0 5.7 6.3 6.1 ALPHA CENTAURI 6.7 5.3 6.0 6.7 6.3 6.7 6.0 6.7 6.3 6.3 5.7 5.7 5.7 6.3 5.7 6.0 APS 6.0 6.0 5.7 6.3 6.0 8.0 6.7 6.3 6.0 5.0 5.3 5.7 7.3 6.0 6.3 6.0 DLF-PR-3728 6.0 6.0 5.0 5.3 6.0 7.3 7.0 6.0 5.7 5.3 5.3 5.7 7.7 6.0 6.7 6.0 DLF-PR-3738 6.7 6.0 5.3 6.3 6.7 8.0 6.3 6.3 5.7 5.0 5.0 6.0 7.0 6.7 6.3 6.0 PPG-PR 658 6.7 5.3 6.0 6.0 6.0 7.7 6.3 7.0 6.3 5.3 5.0 5.7 6.7 6.3 5.7 6.0 PPG-PR 664 7.0 5.3 6.3 6.0 7.0 5.3 6.0 6.3 7.0 6.3 5.3 6.0 6.7 5.0 5.3 6.0 PVF-SGS5 6.0 5.7 5.0 6.3 6.0 7.7 6.0 6.0 5.7 4.7 5.3 5.7 7.3 6.3 6.7 6.0 CJP1R 5.7 5.3 5.0 7.3 6.3 7.3 6.3 6.7 5.3 5.0 5.7 5.7 6.3 6.3 6.3 5.9 DLF-PR-3727 6.3 5.3 5.0 6.7 6.7 6.3 6.7 6.3 6.0 6.0 6.0 6.7 5.7 5.7 5.0 5.9 GO-RUS21 6.3 6.7 5.3 6.3 6.7 7.3 7.0 6.0 6.0 6.0 5.7 6.7 6.0 5.0 5.7 5.9 PISTON 6.3 5.7 5.7 5.3 5.0 8.0 6.3 6.7 6.0 5.3 5.0 5.0 6.7 6.3 6.3 5.9 PPG-PR 602 6.7 5.3 6.3 6.3 6.0 7.0 6.7 6.3 6.3 5.7 5.7 5.7 5.3 5.7 6.3 5.9 PPG-PR 663 6.3 5.3 6.0 5.7 6.3 6.3 6.0 6.0 6.3 6.3 4.7 6.0 7.3 5.3 5.3 5.9 PPG-PR 665 6.0 5.3 5.0 5.7 6.0 7.3 5.3 5.7 5.7 5.7 5.0 6.0 6.7 6.0 6.3 5.9 PPG-PR 666 6.7 5.0 6.0 6.0 5.7 7.0 6.0 6.7 6.7 6.0 5.3 5.3 5.7 5.7 6.0 5.9 SGP4 6.3 5.7 5.7 6.0 5.7 7.7 5.7 5.7 6.0 6.0 5.3 5.7 6.0 6.3 6.3 5.9 STELLAR 4GL 6.0 6.7 5.3 5.7 5.3 6.7 7.3 6.3 6.0 6.0 5.3 5.0 6.0 5.7 5.7 5.8 DLF-PR-3729 6.0 6.7 4.3 5.0 5.7 7.3 6.0 5.3 6.0 5.0 4.3 5.0 7.0 6.7 6.7 5.8 PPG-PR 606 7.0 4.7 6.3 6.0 6.0 5.7 6.0 7.0 7.0 6.7 5.0 5.7 5.0 5.0 5.3 5.8 PPG-PR 647 5.7 6.3 5.0 6.7 5.7 7.3 6.3 6.0 5.3 5.0 4.7 6.3 6.3 6.3 6.3 5.8 PPG-PR 667 6.7 5.7 5.0 6.0 5.7 7.7 6.3 5.7 6.7 6.0 5.0 5.7 5.3 6.0 5.7 5.8 ULTRA SPORT (PST-2HAF20) 7.0 6.3 5.7 5.7 5.3 5.0 6.3 6.3 7.0 6.7 4.7 5.3 6.0 5.3 4.7 5.8 LTP-NR 6.0 7.3 5.7 5.7 5.0 5.7 7.0 6.7 6.0 5.3 5.3 5.0 6.0 6.0 5.3 5.7 DLF-PR-3730 6.7 5.3 6.3 6.3 5.7 6.7 5.7 6.0 6.0 5.3 5.0 5.3 6.3 6.0 5.3 5.7 PPG-PR 639 7.0 5.3 5.3 5.7 5.3 6.0 6.0 6.0 6.3 6.3 4.7 5.3 6.0 5.3 5.7 5.7 PPG-PR 662 7.3 5.3 6.0 6.0 6.3 6.3 5.3 5.3 6.0 6.7 5.3 5.7 5.7 5.7 5.3 5.7 PST-214 7.3 5.7 5.7 5.7 5.3 6.3 6.0 7.0 6.0 5.7 5.0 6.0 5.3 5.3 5.0 5.7 SILETZ 6.7 6.3 4.7 5.7 5.3 7.0 6.3 6.3 5.7 4.7 4.3 5.3 6.3 6.0 6.3 5.6 BAR LP 22174 4.7 7.7 6.0 5.3 5.3 7.0 6.7 6.3 6.0 5.3 5.3 4.7 6.0 6.0 5.3 5.6 DLF-LGT-3066 5.7 5.7 5.3 5.7 5.7 7.3 6.0 6.0 6.7 5.7 5.0 6.0 5.3 4.7 5.3 5.6 GRAY EAGLE SLT (PST-2MEG) 7.0 6.0 5.3 5.7 6.3 6.3 7.0 5.3 6.3 6.0 5.3 5.3 5.3 5.7 5.3 5.6 PPG-PR 611 7.0 6.3 4.3 5.7 5.7 6.7 6.7 5.3 6.3 6.3 5.0 5.3 5.7 5.7 5.3 5.6 PST-2BGL 6.7 5.3 5.7 5.0 4.7 6.3 6.7 6.7 6.3 5.3 5.0 5.0 5.3 5.7 5.3 5.6 PVF-RPP2 5.7 5.7 5.0 5.3 6.0 6.0 6.3 6.3 5.3 4.7 4.7 5.0 6.7 5.7 5.7 5.5 BAR LP 22263 6.0 5.3 5.3 6.7 6.0 6.0 6.0 5.7 5.3 5.3 6.0 5.7 5.7 5.3 5.0 5.5 DLF-PR-3737 7.0 5.3 5.3 6.7 5.7 7.0 6.0 6.3 5.7 5.7 5.7 5.3 5.0 5.3 5.3 5.5 PPG-PR 642 5.3 5.3 5.3 5.7 6.3 7.7 6.0 5.7 5.0 5.3 4.7 5.7 6.3 5.7 5.3 5.5 PPG-PR 643 5.7 5.7 5.3 5.7 4.7 6.7 6.0 5.7 5.0 4.7 5.3 5.3 6.3 6.0 6.0 5.5 PPG-PR 646 5.7 4.7 6.0 5.7 5.0 6.7 6.0 6.0 5.3 5.0 4.7 4.7 6.3 6.0 6.0 5.5 PS4 6.7 4.7 5.0 5.7 5.0 7.7 5.3 6.0 5.7 4.7 4.0 5.0 6.3 6.0 6.0 5.5 TABLE 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2022 NATIONAL PERENNIAL RYEGRASS TEST AT WEST LAFAYETTE, IN 1/ 2023 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SEEDLING DENSITY RATINGS POA QUALITY QUALITY RATINGS NAME COLOR VIGOR SPRING SUMMER SEEDHEAD ANNUA NOV 2022 APR MAY JUN JUL AUG SEP OCT NOV MEAN PST-2E6 5.3 5.7 5.7 6.3 5.7 5.7 6.3 5.7 5.7 5.0 6.0 5.7 5.3 5.3 5.3 5.5 QUASAR 5.7 6.7 4.7 5.7 5.3 7.3 6.7 6.0 4.3 4.7 5.0 5.7 6.0 6.3 6.3 5.5 RPP3 5.7 5.7 6.0 5.3 4.7 7.0 6.3 6.3 4.7 4.3 4.7 5.0 6.0 6.3 6.3 5.5 RC20-02O 6.7 5.7 6.0 6.0 4.0 6.0 6.7 6.7 5.3 5.7 4.7 5.0 5.3 5.3 5.3 5.4 20PR10 5.7 6.7 5.3 6.0 6.0 7.3 6.3 5.7 5.0 5.0 5.0 5.3 6.3 6.0 5.0 5.4 BAR LP 22191 5.7 5.7 7.0 6.0 6.3 6.7 6.7 5.7 5.7 5.7 5.0 5.3 5.3 5.7 5.0 5.4 DLF-PR-3735 6.3 4.0 6.3 6.7 6.0 6.0 5.0 6.0 5.0 4.3 5.0 6.0 6.3 5.0 5.7 5.4 ELEKTRA GLR (PPG-PR 671) 7.0 5.7 4.7 5.3 5.0 6.0 6.3 5.3 7.0 6.0 4.7 5.0 5.0 5.3 5.0 5.4 GO-RUS20 5.0 6.3 4.3 5.0 6.0 7.3 6.3 5.3 5.3 4.7 5.7 5.7 5.7 5.0 5.7 5.4 PPG-PR 620 6.3 5.3 4.3 6.0 6.0 6.0 6.3 5.3 5.7 5.0 4.7 5.0 6.7 5.7 5.3 5.4 PST-2ADS 5.0 5.3 5.0 6.3 7.0 5.7 6.3 5.3 4.0 4.3 5.7 6.3 6.3 5.3 6.0 5.4 PST-2EGY 6.0 5.3 5.3 6.3 5.3 6.7 6.7 6.3 5.0 5.3 5.0 5.3 5.3 5.0 5.7 5.4 PST-2HFM 6.7 5.7 5.7 5.3 5.0 6.0 6.7 6.0 6.7 6.0 4.3 5.0 5.7 5.0 4.7 5.4 SE-DK 7.3 8.0 4.3 4.7 5.7 5.3 7.7 5.3 6.7 6.3 5.3 5.0 4.3 4.7 5.3 5.4 HOMERUN LS 6.0 6.7 5.7 5.0 5.0 6.3 7.3 7.0 5.3 5.0 4.7 4.7 5.0 5.3 5.3 5.3 LTP-RPP4 5.7 5.3 5.7 6.3 5.7 5.7 6.7 5.0 4.7 4.3 5.3 5.7 6.0 5.7 6.0 5.3 GO-RUS22 6.7 6.7 5.3 5.7 5.3 6.3 7.3 6.0 6.0 5.3 4.7 5.0 4.7 5.0 5.3 5.3 PPG-PR 610 7.3 4.7 6.0 5.7 5.3 6.0 5.7 5.7 5.7 5.3 4.0 5.3 6.0 5.3 5.0 5.3 PPG-PR 644 6.7 5.0 5.3 5.7 4.7 6.0 5.7 6.0 5.3 5.0 4.3 4.7 6.3 5.7 5.3 5.3 PST-2GDS 7.0 5.7 5.3 4.7 4.7 5.3 6.3 5.7 6.7 5.7 4.3 4.0 4.7 5.3 5.0 5.2 BY-PS2 5.3 4.7 6.3 5.3 5.3 6.0 5.7 6.0 4.7 4.3 4.3 5.3 5.7 5.0 5.3 5.1 BAR LP 22256 5.7 5.0 6.0 5.7 5.7 6.3 5.7 5.3 5.3 5.3 5.7 5.0 5.0 4.3 5.0 5.1 HIGH OCTANE 5.7 5.0 5.7 4.7 4.7 6.0 6.0 6.7 5.0 4.3 4.0 4.7 5.3 5.3 5.7 5.1 MRSL-PR22 8.0 6.7 4.0 5.0 5.0 4.3 7.7 6.0 6.7 6.3 4.3 4.7 4.3 4.0 4.7 5.1 PST-2MES1 6.3 6.0 4.0 6.0 5.3 4.3 7.0 5.0 5.7 5.3 4.7 5.3 5.7 4.3 5.0 5.1 TSC-CRS 7.0 7.0 3.7 5.0 5.3 5.3 7.7 6.0 6.0 5.7 5.0 4.3 4.3 4.7 4.7 5.1 BSG-PR22 8.0 6.3 3.7 5.7 5.0 5.0 7.0 5.0 6.7 5.7 5.0 5.0 4.0 4.3 4.3 5.0 PST-2DRG 7.0 5.7 4.7 5.0 4.7 5.0 6.7 6.0 5.3 5.3 4.7 5.0 4.0 4.7 5.3 5.0 BAR LP 22262 6.0 4.3 5.3 6.3 6.7 5.7 5.7 5.3 5.0 5.3 4.3 6.0 4.7 4.3 4.3 4.9 DARK MATTER 8.0 6.0 4.3 5.0 4.7 5.3 6.0 5.3 6.3 5.0 4.3 4.7 4.3 4.7 4.7 4.9 KARMA 6.0 6.0 6.0 5.3 4.0 6.7 6.7 6.7 5.3 4.7 5.0 4.3 4.0 4.3 4.7 4.9 GREENBACK 7.3 6.7 4.3 4.3 4.7 4.7 7.7 5.3 5.7 5.7 4.0 4.0 4.3 4.3 4.0 4.7 BRIGHTSTAR SLT 5.3 6.0 6.3 4.7 4.3 5.3 6.0 6.7 4.7 5.0 4.7 4.0 4.3 4.7 3.7 4.7 SEPR-2013 6.7 5.3 5.3 5.0 4.0 4.3 5.3 5.7 5.3 4.7 3.7 4.3 4.3 5.0 4.0 4.6 PST-2SPF 7.7 5.0 3.3 5.0 4.7 4.3 5.3 3.7 5.0 5.0 4.3 4.3 4.3 4.3 3.7 4.3 LINN 3.0 9.0 2.7 3.7 4.7 5.7 4.0 4.0 3.3 4.3 3.0 3.3 3.0 3.0 3.0 3.4 LSD VALUE 0.9 1.7 1.8 1.6 1.3 2.0 1.1 1.3 0.9 0.9 1.6 1.3 1.1 1.5 1.2 0.6 C.V. (%) 8.8 15.8 17.1 13.8 13.6 16.4 10.2 11.7 10.2 10.5 15.1 13.3 11.7 14.3 12.9 6.3 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. 2023 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2022 NATIONAL PERENNIAL RYEGRASS 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 TO PREVENT DORMANCY