TABLE 15. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 2022 NATIONAL PERENNIAL RYEGRASS TEST GUELPH, ON 1/ 2023 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC PERCENT QUALITY RATINGS NAME COLOR ESTABLISHMENT MAY JUN JUL AUG SEP OCT NOV MEAN PPG-PR 647 7.3 51.7 6.0 6.7 7.3 8.0 7.7 8.0 7.3 7.3 APS 7.0 70.0 7.0 6.7 7.3 8.0 6.3 8.0 7.3 7.2 PPG-PR 611 7.0 61.7 6.7 6.7 7.7 7.3 7.3 7.3 6.7 7.1 PPG-PR 620 8.0 50.0 5.0 6.0 7.7 7.3 7.7 7.7 7.3 7.0 PPG-PR 637 7.0 46.7 6.0 6.3 7.0 7.3 7.7 7.7 7.3 7.0 PPG-PR 661 7.3 56.7 6.0 6.7 8.0 7.3 8.0 7.0 6.3 7.0 PVF-RPP2 8.0 48.3 5.3 5.7 6.7 7.7 8.0 7.7 7.3 6.9 20PR10 6.3 58.3 6.7 6.0 7.3 7.0 8.0 7.0 6.3 6.9 PVF-SGS5 7.0 56.7 5.3 5.7 7.0 7.7 7.3 7.7 7.3 6.9 DLF-PR-3730 7.3 56.7 5.3 5.7 7.3 7.3 8.0 7.7 6.3 6.8 PISTON 7.3 53.3 5.7 5.7 7.3 7.0 7.7 7.3 6.7 6.8 PPG-PR 644 7.0 60.0 6.3 6.3 6.7 7.3 7.3 7.3 6.0 6.8 PPG-PR 658 7.3 45.0 5.3 6.3 6.7 7.7 7.7 7.3 6.7 6.8 PST-2ADS 7.0 55.0 6.0 5.7 7.0 7.0 7.3 7.7 6.7 6.8 SILETZ 7.0 60.0 5.3 6.0 6.7 7.3 7.3 7.7 6.3 6.7 PPG-PR 666 7.3 53.3 6.0 6.0 6.7 7.3 7.3 7.3 6.3 6.7 PPG-PR 667 7.3 51.7 5.3 6.3 6.7 7.7 7.7 7.3 5.7 6.7 BAR LP 22174 6.3 50.0 5.7 5.7 6.3 7.0 7.3 7.3 7.0 6.6 DARK MATTER 8.0 65.0 6.0 5.7 7.7 7.0 6.3 7.3 6.0 6.6 NAI-PR5 7.0 58.3 5.7 6.0 7.0 7.7 7.0 6.7 6.3 6.6 PPG-PR 602 7.7 45.0 5.7 6.3 6.7 7.3 7.3 7.0 5.7 6.6 PPG-PR 610 7.0 63.3 5.3 5.3 7.0 7.3 7.3 7.3 6.7 6.6 PPG-PR 639 7.0 50.0 6.3 6.0 6.7 7.0 7.7 6.3 6.3 6.6 PPG-PR 643 7.0 36.7 4.7 5.7 6.7 7.3 7.3 7.7 7.0 6.6 PS4 7.3 43.3 5.3 5.7 7.0 7.0 6.7 7.3 7.0 6.6 STELLAR 4GL 7.0 60.0 5.3 6.0 6.7 6.7 7.3 7.7 6.0 6.5 BAR LP 22263 6.7 53.3 5.3 6.3 7.3 7.3 6.0 7.0 6.0 6.5 PST-2BGL 7.7 48.3 4.0 5.3 6.7 7.3 7.3 7.3 7.3 6.5 BY-PS2 7.3 46.7 4.3 5.3 6.7 7.7 7.3 7.0 6.7 6.4 ALPHA CENTAURI 7.0 61.7 5.0 6.0 7.0 7.0 7.3 6.7 5.7 6.4 DLF-PR-3728 7.3 50.0 5.0 5.3 6.3 7.0 7.7 7.0 6.7 6.4 PPG-PR 665 7.0 60.0 5.3 6.3 6.7 7.3 7.0 6.7 5.3 6.4 PPG-PR 668 7.3 46.7 6.0 6.3 7.0 6.7 6.7 6.7 5.3 6.4 DLF-PR-3729 7.0 48.3 4.3 5.0 6.0 7.3 8.0 7.0 6.7 6.3 DLF-PR-3738 7.0 45.0 4.7 5.0 7.0 6.7 6.7 7.3 6.7 6.3 GO-RUS20 6.7 48.3 4.7 6.7 6.7 7.0 5.7 7.0 6.3 6.3 GO-RUS21 6.7 56.7 5.7 5.3 6.3 6.7 6.7 6.7 6.7 6.3 MRSL-PR22 8.0 56.7 6.0 6.0 7.0 6.7 6.7 6.7 5.0 6.3 PST-2HFM 7.3 31.7 4.7 5.7 6.0 7.0 7.0 7.0 6.7 6.3 PST-2MES1 6.7 50.0 5.0 5.7 6.7 6.7 7.3 7.3 5.3 6.3 SE-DK 8.0 65.0 5.7 5.7 7.0 7.0 6.7 6.7 5.3 6.3 KARMA 6.7 65.0 5.3 5.7 7.0 7.0 6.7 6.3 5.3 6.2 PPG-PR 642 7.0 48.3 4.7 5.3 6.3 7.0 7.3 6.7 6.3 6.2 QUASAR 6.7 53.3 5.0 5.0 6.3 6.7 7.3 7.0 6.0 6.2 SGP4 7.0 40.0 4.7 5.7 6.3 7.0 7.0 7.0 5.7 6.2 LTP-NR 7.0 40.0 4.3 5.0 6.0 6.7 7.0 7.0 7.0 6.1 CJP1R 7.0 50.0 4.7 5.0 7.0 6.7 6.0 7.0 6.3 6.1 TABLE 15. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2022 NATIONAL PERENNIAL RYEGRASS TEST GUELPH, ON 1/ 2023 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC PERCENT QUALITY RATINGS NAME COLOR ESTABLISHMENT MAY JUN JUL AUG SEP OCT NOV MEAN DLF-LGT-3066 6.0 36.7 4.7 5.3 6.3 6.0 6.0 6.7 7.7 6.1 DLF-PR-3726 6.3 45.0 4.7 6.0 6.3 7.0 6.7 6.7 5.7 6.1 DLF-PR-3735 7.3 35.0 3.7 4.0 6.3 6.7 8.0 7.3 7.0 6.1 DLF-PR-3736 6.7 50.0 4.0 5.3 6.7 7.0 7.0 7.3 5.7 6.1 GO-RUS22 7.3 43.3 5.0 5.3 6.3 6.0 7.0 7.0 6.0 6.1 PPG-PR 606 7.3 48.3 4.0 5.7 6.3 7.3 7.0 6.3 6.3 6.1 PPG-PR 670 7.3 46.7 4.3 6.0 7.0 7.3 6.3 6.7 5.3 6.1 GREENBACK 7.0 50.0 5.3 5.7 5.7 6.7 6.0 6.7 5.7 6.0 LTP-RPP4 7.0 46.7 3.7 4.3 5.7 7.0 7.7 6.7 7.3 6.0 BAR LP 22191 6.3 43.3 5.7 6.7 6.0 6.3 6.0 5.7 5.3 6.0 GRAY EAGLE SLT (PST-2MEG) 7.7 50.0 5.3 5.3 6.0 6.3 6.7 6.7 6.0 6.0 HIGH OCTANE 7.0 33.3 4.3 5.0 5.7 6.7 7.0 6.7 6.3 6.0 PPG-PR 662 7.3 55.0 5.3 5.7 6.0 6.7 7.0 6.7 4.7 6.0 RPP3 7.0 50.0 4.7 4.3 5.7 6.7 7.3 7.0 6.3 6.0 HOMERUN LS 6.0 60.0 5.0 5.3 6.3 6.0 6.0 7.0 5.3 5.9 BRIGHTSTAR SLT 6.0 48.3 4.7 5.3 6.3 6.0 6.0 6.7 6.3 5.9 ELEKTRA GLR (PPG-PR 671) 7.3 45.0 4.0 5.7 6.3 7.0 6.3 6.7 5.0 5.9 PPG-PR 664 7.3 51.7 4.3 5.0 6.7 6.7 7.0 6.7 5.0 5.9 PST-214 7.3 41.7 4.3 5.3 5.7 7.0 7.3 6.7 5.0 5.9 PST-2E6 7.0 45.0 4.7 4.3 6.0 6.0 7.0 7.0 6.3 5.9 PST-2GDS 6.7 30.0 4.0 5.3 5.3 6.7 7.0 6.7 6.3 5.9 BAR LP 22256 6.3 60.0 4.3 4.7 7.0 6.7 5.7 6.0 6.0 5.8 BAR LP 22262 5.7 40.0 4.7 5.3 6.0 6.3 6.3 6.3 5.3 5.8 DLF-PR-3737 6.7 45.0 4.7 6.0 6.3 6.0 6.0 6.0 4.7 5.7 PPG-PR 646 7.3 36.7 3.3 4.3 5.3 6.7 6.0 7.0 6.3 5.6 PST-2SPF 8.0 55.0 3.7 3.7 5.0 5.3 7.0 8.0 6.7 5.6 ULTRA SPORT (PST-2HAF20) 7.7 25.0 4.0 4.3 5.0 6.0 7.0 6.7 6.0 5.6 RC20-02O 6.3 41.7 3.3 4.7 5.0 6.3 7.0 6.0 6.0 5.5 TSC-CRS 8.0 56.7 5.0 4.7 5.7 6.3 5.3 6.3 5.0 5.5 DLF-PR-3727 6.7 51.7 5.0 6.0 5.0 5.7 6.0 5.7 4.3 5.4 PPG-PR 663 7.0 38.3 3.3 4.7 6.0 6.7 6.0 6.0 5.3 5.4 BSG-PR22 8.0 53.3 3.7 4.3 5.3 6.0 6.3 6.3 5.0 5.3 PST-2EGY 6.7 41.7 3.7 4.7 5.0 6.3 6.0 6.3 5.3 5.3 SEPR-2013 7.3 46.7 4.3 4.0 5.7 6.0 6.0 6.0 4.7 5.2 PST-2DRG 6.7 38.3 3.3 4.7 5.0 5.7 6.3 5.7 5.0 5.1 LINN 3.7 51.7 4.7 4.7 4.7 5.3 4.0 4.7 6.0 4.9 LSD VALUE 0.8 26.6 3.3 2.6 3.9 1.9 1.4 2.1 1.9 1.5 C.V. (%) 6.9 23.4 24.6 18.3 17.9 11.6 11.4 12.1 15.4 10.8 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 ON1 - 7.6-8.5 - - - FULL SUN 1.6-2.0 TO PREVENT DORMANCY