TABLE 11. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 2022 NATIONAL PERENNIAL RYEGRASS TEST AT MEAD, NE 1/ 2023 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING SEEDLING QUALITY RATINGS NAME COLOR GREENUP VIGOR APR MAY JUN JUL AUG SEP OCT MEAN PPG-PR 662 8.0 5.3 6.7 6.0 7.0 7.7 7.3 7.0 6.7 7.0 7.0 PPG-PR 610 8.0 6.0 6.3 6.3 7.0 7.0 7.0 6.7 7.3 6.7 6.9 PPG-PR 667 7.3 5.0 5.0 5.0 7.0 7.3 7.7 6.7 6.3 7.7 6.8 PPG-PR 670 7.3 5.3 6.7 6.7 7.0 7.0 7.0 6.3 6.7 6.7 6.8 SILETZ 7.0 5.7 5.7 6.0 6.7 7.3 6.3 7.0 6.3 7.0 6.7 DLF-PR-3735 7.3 6.7 4.7 6.0 6.3 7.3 6.7 6.7 6.7 7.0 6.7 PPG-PR 664 7.7 6.0 5.0 6.0 7.0 7.0 6.7 6.3 6.7 7.0 6.7 ULTRA SPORT (PST-2HAF20) 8.0 5.3 5.3 6.0 6.3 7.3 6.7 7.0 6.7 7.0 6.7 BY-PS2 7.0 6.0 5.7 5.7 6.7 7.3 7.0 7.0 6.3 6.3 6.6 PPG-PR 602 7.7 6.0 4.7 5.7 6.7 7.0 7.0 6.7 6.7 6.7 6.6 PPG-PR 637 7.0 5.3 6.0 5.7 7.0 7.0 6.7 7.3 6.3 6.3 6.6 PPG-PR 661 8.0 5.3 6.0 5.7 6.7 7.0 7.0 7.0 6.3 6.7 6.6 PVF-SGS5 7.0 6.3 4.3 5.7 6.3 7.0 6.7 7.0 6.3 7.0 6.6 LTP-RPP4 7.3 5.7 7.0 6.0 6.7 7.0 6.7 6.7 6.3 6.3 6.5 ELEKTRA GLR (PPG-PR 671) 7.7 5.3 5.3 5.7 6.3 7.0 6.7 6.7 6.3 6.7 6.5 GO-RUS20 7.0 5.0 8.0 5.3 6.7 7.0 7.0 6.7 6.0 6.7 6.5 PPG-PR 665 6.7 6.0 5.7 6.0 6.0 6.7 6.7 6.7 6.7 7.0 6.5 PPG-PR 666 7.3 5.3 5.0 5.3 6.3 6.7 6.7 7.0 6.3 7.0 6.5 PST-214 6.7 5.0 6.0 5.0 6.7 6.7 6.7 6.7 6.7 7.3 6.5 PST-2ADS 7.3 5.7 4.7 5.3 6.7 7.0 6.7 6.0 6.3 7.3 6.5 PST-2HFM 7.7 5.3 6.3 5.7 6.3 7.0 6.3 7.0 6.3 7.0 6.5 DLF-PR-3728 7.0 6.0 5.0 5.3 6.0 7.0 6.7 6.7 6.7 6.7 6.4 DLF-PR-3729 7.3 6.7 4.7 5.7 6.0 6.7 6.7 6.7 6.7 6.7 6.4 PPG-PR 620 7.3 5.7 4.7 6.0 6.7 6.7 6.3 6.0 6.7 6.7 6.4 PPG-PR 639 7.3 5.3 4.7 4.7 6.0 7.0 6.7 6.3 7.0 7.0 6.4 PPG-PR 658 7.0 4.7 6.3 5.0 6.3 7.0 7.0 6.7 6.0 6.7 6.4 PPG-PR 663 7.0 5.7 6.3 5.7 7.0 7.0 6.7 6.0 6.0 6.7 6.4 PST-2EGY 7.0 5.7 5.7 6.0 6.0 6.3 6.0 7.0 6.7 7.0 6.4 PST-2GDS 7.3 5.3 5.3 5.7 6.7 6.7 6.0 7.0 6.3 6.7 6.4 PST-2MES1 7.0 5.0 6.0 5.3 6.3 6.7 6.7 7.0 6.3 6.3 6.4 LTP-NR 7.3 5.7 6.3 6.0 7.0 7.0 6.0 6.0 6.0 6.3 6.3 PVF-RPP2 7.0 6.0 7.0 5.7 6.0 6.3 6.3 6.7 6.7 6.7 6.3 BAR LP 22174 6.0 5.7 6.3 5.7 6.3 7.0 7.0 5.7 6.0 6.3 6.3 BAR LP 22256 7.3 5.3 6.0 5.7 6.3 7.0 6.7 6.3 5.7 6.3 6.3 DLF-PR-3727 7.3 6.0 5.3 6.0 6.3 6.3 6.7 6.7 6.0 6.3 6.3 DLF-PR-3736 7.0 5.7 5.7 5.3 6.0 7.0 7.3 6.3 6.3 6.0 6.3 GO-RUS21 6.3 5.0 5.7 5.3 6.0 7.0 6.7 6.0 6.0 7.0 6.3 MRSL-PR22 8.0 4.7 5.3 5.3 5.7 6.7 6.7 6.3 6.7 7.0 6.3 PISTON 7.7 5.0 7.0 6.0 6.0 6.3 6.0 6.7 6.7 6.7 6.3 PPG-PR 647 6.7 5.7 6.0 6.0 6.0 6.3 6.7 6.3 6.3 6.3 6.3 GREENBACK 7.3 5.0 6.3 5.3 6.3 6.7 6.0 6.3 6.3 6.3 6.2 20PR10 7.0 5.7 6.3 5.0 6.3 6.7 6.7 6.3 6.3 6.3 6.2 BAR LP 22191 7.0 6.3 4.7 6.0 6.3 7.0 6.7 6.0 5.7 6.0 6.2 BAR LP 22262 6.3 6.3 5.3 5.3 6.0 7.0 6.7 5.3 6.7 6.7 6.2 DLF-PR-3726 7.0 5.3 5.7 5.3 6.0 6.7 7.0 6.3 6.0 6.3 6.2 DLF-PR-3738 7.3 5.3 6.0 5.0 6.0 6.0 6.0 7.0 6.7 7.0 6.2 PPG-PR 606 7.7 5.7 4.7 4.7 6.0 7.0 5.7 6.7 6.3 7.0 6.2 TABLE 11. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2022 NATIONAL PERENNIAL RYEGRASS TEST AT MEAD, NE 1/ 2023 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING SEEDLING QUALITY RATINGS NAME COLOR GREENUP VIGOR APR MAY JUN JUL AUG SEP OCT MEAN PPG-PR 611 7.3 5.0 6.3 5.3 6.3 6.3 6.0 6.7 6.0 6.7 6.2 PPG-PR 642 7.0 5.3 4.3 4.7 6.0 6.0 7.0 7.3 6.3 6.3 6.2 PPG-PR 643 7.3 5.3 6.0 5.0 6.0 6.3 6.3 6.7 6.3 6.7 6.2 PPG-PR 668 7.3 5.3 4.7 4.7 5.7 7.0 6.3 6.7 6.7 6.3 6.2 PST-2BGL 7.3 5.0 4.3 4.7 6.3 6.3 6.3 7.0 6.3 6.7 6.2 SGP4 7.0 5.3 6.0 5.7 6.3 6.3 6.3 6.0 6.0 7.0 6.2 HOMERUN LS 6.7 5.3 5.7 5.7 6.0 7.0 6.0 6.0 5.7 6.3 6.1 APS 7.0 6.3 6.0 6.0 6.0 6.0 6.3 5.7 6.3 6.7 6.1 BSG-PR22 8.0 4.3 7.0 4.7 5.0 6.0 6.7 7.0 6.3 7.0 6.1 CJP1R 7.3 5.7 6.3 5.3 5.7 6.0 6.3 6.3 6.0 7.0 6.1 DLF-PR-3730 7.3 5.3 5.3 4.7 6.0 6.7 7.0 6.0 6.3 6.3 6.1 GO-RUS22 7.7 5.3 6.3 5.7 6.3 6.3 6.3 6.0 6.0 6.3 6.1 GRAY EAGLE SLT (PST-2MEG) 8.0 5.0 5.3 5.0 5.7 6.7 6.3 6.3 6.0 6.7 6.1 KARMA 7.0 5.0 6.3 6.0 6.0 6.3 7.0 6.0 5.7 6.0 6.1 PPG-PR 644 7.0 5.0 6.7 5.3 6.0 6.7 6.0 6.3 6.3 6.3 6.1 PST-2E6 7.0 5.3 4.0 5.0 5.7 6.0 6.3 6.3 7.0 6.7 6.1 RC20-02O 7.3 5.3 6.0 5.3 6.3 7.3 6.7 5.0 5.3 6.3 6.0 STELLAR 4GL 7.0 5.7 6.0 5.3 5.7 6.3 5.3 6.7 6.0 6.7 6.0 ALPHA CENTAURI 7.3 5.3 4.3 5.0 5.3 6.3 6.7 6.3 6.0 6.0 6.0 BRIGHTSTAR SLT 7.0 6.0 5.7 6.0 6.0 6.0 6.0 6.0 6.0 6.3 6.0 DLF-PR-3737 7.7 5.3 5.7 4.7 5.7 6.0 6.7 6.3 6.3 6.7 6.0 HIGH OCTANE 7.0 6.3 4.7 5.0 6.0 6.7 5.7 6.3 6.0 6.3 6.0 PPG-PR 646 7.7 5.0 6.0 5.0 6.3 6.7 6.0 6.0 6.3 6.0 6.0 PST-2DRG 7.3 5.3 5.3 5.0 6.0 6.0 6.0 6.0 6.3 6.7 6.0 PST-2SPF 8.0 5.0 6.0 5.0 6.0 7.0 6.0 6.3 5.7 6.3 6.0 SE-DK 8.0 4.3 6.7 5.3 5.7 6.0 6.3 7.0 6.0 6.0 6.0 SEPR-2013 8.0 5.7 6.0 5.7 5.7 5.7 6.0 5.7 6.3 6.7 6.0 DARK MATTER 8.0 4.0 5.7 4.7 5.7 6.0 5.7 6.0 6.7 6.3 5.9 NAI-PR5 7.0 5.0 6.3 5.0 5.0 6.0 6.3 6.0 6.3 6.3 5.9 QUASAR 7.0 5.0 6.3 5.0 6.0 6.3 5.7 5.3 6.3 6.3 5.9 RPP3 7.0 5.7 6.3 5.0 5.3 6.3 6.0 6.0 6.0 6.3 5.9 BAR LP 22263 7.0 5.7 5.0 4.7 5.0 6.0 7.0 6.0 6.0 6.0 5.8 DLF-LGT-3066 7.3 5.0 3.7 4.7 5.7 5.7 6.0 6.3 6.0 6.0 5.8 PS4 7.7 5.3 5.0 4.7 5.3 6.3 6.0 6.0 6.0 6.3 5.8 TSC-CRS 8.0 5.0 6.0 5.0 5.7 6.0 6.0 6.0 5.7 6.0 5.8 LINN 6.0 5.3 7.3 4.0 4.7 5.7 6.0 5.0 4.3 5.0 5.0 LSD VALUE 0.9 2.1 3.0 2.9 0.8 0.8 1.3 1.3 1.3 1.0 0.5 C.V. (%) 6.7 13.6 20.3 15.3 7.5 7.2 9.0 9.6 8.9 7.4 4.7 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 NE1 SILTY CLAY AND CLAY 7.1-7.5 0-60 376-500 3.1-4.0 FULL SUN 0.6-1.0 TO PREVENT STRESS