TABLE 10. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 2022 NATIONAL PERENNIAL RYEGRASS TEST AT ST. PAUL, MN 1/ 2023 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SEEDLING PERCENT GROUND CROWN QUALITY RATINGS NAME COLOR VIGOR COVER FALL RUST MAY JUN JUL AUG SEP OCT MEAN PPG-PR 639 6.0 4.3 93.7 6.0 7.3 6.7 7.3 6.3 6.7 7.0 6.9 PPG-PR 668 6.0 4.7 92.7 5.7 7.0 6.7 6.7 7.0 7.3 7.0 6.9 DLF-PR-3729 7.3 4.3 95.7 6.0 5.7 6.3 7.0 7.3 7.7 7.0 6.8 HOMERUN LS 6.3 5.0 93.0 5.0 5.7 6.7 6.7 6.7 7.0 6.7 6.6 PPG-PR 661 6.0 5.3 92.0 6.0 7.0 6.7 6.3 7.0 6.3 6.3 6.6 GRAY EAGLE SLT (PST-2MEG) 7.0 4.3 92.0 5.3 5.7 6.7 7.0 6.3 6.7 6.7 6.5 PPG-PR 606 6.3 5.0 91.3 5.7 6.7 6.3 6.3 7.0 6.7 6.0 6.5 DLF-PR-3730 6.7 4.7 93.7 5.7 6.3 6.3 6.3 6.3 7.0 6.3 6.4 PPG-PR 664 6.3 4.0 91.3 5.7 6.7 6.7 6.3 6.3 6.3 6.0 6.4 PST-214 7.3 4.0 94.3 6.3 6.3 6.3 5.7 6.3 7.0 6.7 6.4 PST-2EGY 7.0 5.0 95.3 6.0 4.7 6.3 7.3 6.3 7.7 6.0 6.4 PST-2GDS 6.0 4.0 92.3 6.0 6.7 5.7 6.0 7.0 6.7 6.3 6.4 STELLAR 4GL 6.7 5.0 94.7 6.0 5.7 6.7 6.7 6.3 6.3 6.7 6.4 ULTRA SPORT (PST-2HAF20) 7.0 4.7 92.3 6.3 6.7 6.0 5.3 6.7 6.7 7.3 6.4 PPG-PR 610 6.0 4.7 91.7 5.3 7.3 6.7 6.7 5.7 6.0 5.7 6.3 PPG-PR 658 7.3 3.7 95.0 6.0 5.7 5.7 6.3 6.0 7.0 7.0 6.3 CJP1R 7.7 4.0 95.7 5.7 5.7 5.0 6.3 6.3 7.3 6.7 6.2 DLF-PR-3728 6.7 4.3 95.7 6.7 5.7 6.0 6.0 6.0 6.7 7.0 6.2 ELEKTRA GLR (PPG-PR 671) 6.0 4.3 90.7 5.7 6.7 5.7 6.3 6.0 6.3 6.3 6.2 GO-RUS21 5.7 4.7 92.3 6.3 6.3 6.0 5.3 7.7 6.3 5.7 6.2 PPG-PR 666 6.0 4.3 90.7 5.7 6.0 6.0 6.7 6.0 6.7 6.0 6.2 SE-DK 6.0 5.7 86.7 4.0 6.3 6.7 6.7 5.7 5.3 6.3 6.2 ALPHA CENTAURI 6.0 4.7 91.3 5.3 6.3 6.0 6.0 6.0 6.3 6.0 6.1 DLF-PR-3726 5.3 5.7 90.3 4.7 6.7 6.3 6.0 6.3 6.0 5.3 6.1 PISTON 7.3 4.3 94.7 6.3 5.0 5.3 6.3 6.3 7.0 6.7 6.1 PPG-PR 602 6.3 4.3 93.7 5.7 5.7 6.3 6.3 6.3 6.0 6.0 6.1 PPG-PR 611 6.0 4.7 92.7 6.0 7.0 5.3 6.0 6.0 6.3 6.0 6.1 PPG-PR 620 8.0 4.7 95.0 6.0 6.3 6.0 6.0 6.0 6.3 6.0 6.1 PPG-PR 644 7.3 4.0 93.7 6.7 6.3 4.7 5.3 6.3 7.0 6.7 6.1 PPG-PR 663 6.3 5.0 91.7 6.3 6.3 6.0 6.0 6.0 6.3 6.0 6.1 PPG-PR 667 5.7 4.0 89.7 6.0 6.3 5.7 5.7 6.3 6.7 5.7 6.1 PPG-PR 670 7.0 4.0 93.7 5.3 6.3 5.7 5.3 6.0 6.3 7.0 6.1 PS4 7.0 4.0 92.3 5.7 6.0 5.7 5.7 5.7 6.7 6.7 6.1 PST-2HFM 7.0 4.0 91.0 5.7 6.0 6.3 5.3 6.0 6.7 6.3 6.1 PST-2MES1 6.3 4.7 89.3 5.0 7.0 5.7 6.0 6.0 6.0 5.7 6.1 PVF-SGS5 7.0 4.3 95.3 5.7 6.7 6.0 6.0 5.7 6.0 6.3 6.1 SGP4 7.0 3.7 94.7 6.0 6.3 5.3 6.0 5.7 6.7 6.3 6.1 SILETZ 7.3 4.3 95.3 6.3 6.0 5.0 6.0 6.0 6.7 6.7 6.1 BY-PS2 7.7 3.7 94.7 6.0 5.3 5.3 5.7 5.7 6.7 7.3 6.0 LTP-RPP4 8.0 5.0 95.0 6.3 5.3 5.0 5.3 6.7 7.0 6.7 6.0 PPG-PR 647 7.3 4.7 95.0 6.3 5.3 5.7 6.0 6.0 6.7 6.3 6.0 PST-2ADS 6.7 4.0 94.0 6.0 4.7 5.3 6.3 6.3 6.7 6.7 6.0 PST-2DRG 5.3 4.3 89.3 5.0 6.7 6.0 5.3 6.0 6.0 6.0 6.0 APS 8.0 4.0 94.3 6.7 5.3 5.3 5.7 6.0 6.7 6.7 5.9 DLF-PR-3736 4.7 4.7 90.7 4.7 6.7 6.0 5.7 6.0 5.7 5.3 5.9 PPG-PR 637 7.0 3.7 95.7 5.7 5.7 5.7 5.7 6.0 6.3 6.0 5.9 PPG-PR 642 7.0 4.7 96.0 7.0 5.7 4.7 5.3 6.3 7.0 6.7 5.9 TABLE 10. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2022 NATIONAL PERENNIAL RYEGRASS TEST AT ST. PAUL, MN 1/ 2023 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SEEDLING PERCENT GROUND CROWN QUALITY RATINGS NAME COLOR VIGOR COVER FALL RUST MAY JUN JUL AUG SEP OCT MEAN PPG-PR 662 5.7 3.3 91.7 5.0 7.0 6.0 6.0 5.3 6.0 5.0 5.9 PPG-PR 665 6.0 4.7 93.0 5.3 6.3 5.3 5.7 6.0 5.7 6.3 5.9 PST-2E6 6.7 4.7 94.0 5.7 5.0 6.0 6.3 6.7 6.0 5.7 5.9 DLF-PR-3735 8.0 3.3 95.3 6.0 5.0 5.3 6.0 6.0 6.0 6.3 5.8 NAI-PR5 7.0 5.7 92.3 6.7 4.7 5.7 5.7 6.0 7.0 6.0 5.8 PPG-PR 643 6.7 4.3 93.7 6.0 5.0 5.3 6.0 6.0 6.7 6.0 5.8 PPG-PR 646 8.3 5.0 94.3 6.0 6.0 5.3 5.0 5.0 6.3 7.0 5.8 RC20-02O 7.0 4.3 90.7 5.3 5.7 6.0 6.0 5.7 5.7 6.0 5.8 RPP3 7.7 4.0 94.0 5.3 5.7 5.3 5.3 5.3 6.3 6.7 5.8 TSC-CRS 6.7 5.3 85.0 4.3 6.3 6.0 6.3 5.3 5.0 6.0 5.8 20PR10 7.7 5.3 94.3 6.3 4.7 5.3 4.7 6.3 7.3 6.0 5.7 DLF-PR-3738 8.0 4.3 95.3 6.0 5.0 5.0 5.7 5.0 6.7 7.0 5.7 GO-RUS20 4.3 4.3 88.7 5.3 6.0 6.3 6.0 6.0 5.0 4.7 5.7 GO-RUS22 5.3 4.3 87.0 4.7 6.0 6.0 6.0 5.7 5.3 5.0 5.7 QUASAR 7.3 5.0 94.0 6.0 5.3 5.0 5.3 5.7 6.7 6.3 5.7 HIGH OCTANE 8.3 4.7 93.7 5.3 5.3 5.0 5.3 5.3 6.7 6.0 5.6 PVF-RPP2 8.0 4.0 95.3 6.0 5.0 5.3 6.0 5.7 6.0 5.7 5.6 BSG-PR22 5.7 4.7 85.0 3.7 6.0 6.0 5.3 5.0 5.3 5.3 5.5 LTP-NR 6.7 4.3 93.7 5.0 5.0 5.0 5.3 5.7 6.0 5.7 5.4 MRSL-PR22 6.0 4.3 85.3 4.0 5.7 5.7 6.0 5.7 4.7 5.0 5.4 BAR LP 22174 3.3 5.3 88.0 4.0 5.7 4.7 5.3 6.7 5.0 4.7 5.3 BAR LP 22263 4.0 4.0 85.7 4.0 5.7 5.3 6.0 6.0 4.3 4.7 5.3 DLF-PR-3727 4.3 4.3 91.0 5.0 6.0 5.0 5.3 5.3 4.7 5.3 5.3 DLF-PR-3737 4.7 4.3 86.7 5.0 5.7 5.7 4.7 5.7 5.3 5.0 5.3 KARMA 5.0 4.0 88.0 4.3 5.7 5.0 5.3 5.7 5.3 5.0 5.3 PST-2BGL 6.7 3.7 90.7 6.3 5.3 5.0 4.7 5.7 5.7 5.7 5.3 DARK MATTER 5.0 5.0 83.3 3.3 6.3 5.7 5.3 5.0 4.3 4.7 5.2 BAR LP 22191 2.7 4.3 83.3 3.0 6.0 5.7 5.3 5.7 4.3 3.7 5.1 GREENBACK 4.7 5.0 83.0 3.7 6.0 6.0 5.0 5.0 4.0 4.7 5.1 BRIGHTSTAR SLT 3.0 5.3 79.0 3.3 6.0 5.0 5.7 5.3 4.0 4.0 5.0 BAR LP 22256 5.0 3.3 86.3 3.3 5.0 4.7 5.7 5.3 4.7 4.3 4.9 BAR LP 22262 1.7 3.7 86.7 2.0 6.3 6.3 5.3 5.0 3.3 3.0 4.9 DLF-LGT-3066 3.0 4.7 83.7 3.3 5.7 5.0 5.3 6.0 4.0 3.0 4.8 PST-2SPF 8.0 3.3 96.0 6.7 4.0 4.7 4.0 4.0 4.7 7.7 4.8 SEPR-2013 5.0 4.0 85.3 3.3 5.3 4.7 4.7 4.3 4.0 4.7 4.6 LINN 1.7 6.7 82.7 3.3 2.0 3.3 4.0 1.3 1.3 1.3 2.2 LSD VALUE 1.0 1.8 2.8 1.3 1.5 1.8 2.3 1.2 1.2 1.2 0.8 C.V. (%) 11.3 17.9 2.1 15.3 14.1 14.7 15.5 12.2 12.6 13.4 8.4 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. 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 MN1 SILTY CLAY LOAM 7.6-8.5 61-150 241-375 2.1-3.0 FULL SUN 2.6-3.0 ONLY DURING SEVERE STRESS