TABLE 10. PERCENT LIVING GROUND COVER AND OTHER RATINGS OF ST. AUGUSTINEGRASS CULTIVARS IN THE 2023 NATIONAL ST. AUGUSTINEGRASS TEST AT STILLWATER, OK 1/ 2023 DATA ESTABLISHMENT RATINGS 1-9; 9=FULL COVERAGE 2/ PERCENT ESTABLISHMENT PERCENT GROUND NAME SEPT 15 OCT 2 COVER FALL FSA 1617 3.0 8.0 98.0 DALSA 1914 2.3 8.0 96.3 FSA 2013 5.3 8.0 96.3 XSA 11027 6.0 8.0 96.3 XSA 12155 5.7 8.0 96.3 FSA 2026 4.0 8.0 96.0 XSA 11026 3.7 8.0 96.0 XSA 11513 2.7 7.7 96.0 DALSA 1910 2.0 8.0 95.7 DALSA 2301 3.3 7.7 95.7 FLORATAM 6.0 7.7 95.7 PALMETTO 2.0 7.7 95.7 RALEIGH 2.7 7.7 95.7 FSA 1627 4.0 7.7 95.3 FSA 1907 2.3 8.0 95.0 FSA 2301 4.3 7.7 95.0 FSA 2012 3.3 8.0 94.7 COBALT 2.3 7.3 93.3 FSA 2022 2.0 7.0 93.0 LSD VALUE 2.1 1.1 8.8 C.V. (%) 34.2 5.5 2.7 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) 2023 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2023 NATIONAL ST. AUGUSTINEGRASS 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 OK1 LOAM 7.1-7.5 61-150 241-375 2.1-3.0 FULL SUN 2.6-3.0 TO PREVENT STRESS TABLE 11. PERCENT LIVING GROUND COVER AND OTHER RATINGS OF ST. AUGUSTINEGRASS CULTIVARS IN THE 2023 NATIONAL ST. AUGUSTINEGRASS TEST AT STILLWATER, OK 1/ 2024 DATA ESTABLISHMENT RATINGS 1-9; 9=FULL COVERAGE 2/ PERCET PERCENT GROUND COVER NAME WINTER KILL AUG 16 AUG 22 JUL 26 AUG 12 AUG 22 SEPT 6 OCT 2 SPRING FALL FSA 2013 99.0 45.0 48.3 2.3 4.0 4.0 7.0 8.0 0.0 96.0 FLORATAM 99.0 44.3 53.3 2.0 4.0 4.0 7.3 8.0 0.0 95.0 FSA 1617 98.3 33.3 40.0 2.3 3.0 3.7 6.0 8.0 1.3 94.3 FSA 1627 98.3 39.3 41.7 2.0 3.7 3.3 6.7 7.7 1.3 93.3 RALEIGH 84.0 33.7 36.7 2.0 3.3 3.3 5.7 8.0 15.0 93.3 XSA 11026 99.0 46.0 56.7 2.7 3.7 3.7 6.3 8.0 0.3 93.3 XSA 11027 98.3 34.3 41.7 2.0 3.3 4.0 5.0 8.0 1.0 93.3 XSA 11513 98.7 38.3 41.7 2.3 3.3 4.3 6.7 8.0 0.7 93.3 XSA 12155 98.7 36.0 48.3 2.0 3.3 4.0 7.0 8.0 0.7 93.3 DALSA 1910 99.0 36.0 35.0 3.0 3.3 3.3 5.7 8.0 0.0 91.0 FSA 2301 97.7 36.0 40.0 2.0 3.7 3.3 5.3 7.7 1.7 91.0 PALMETTO 92.0 36.0 43.3 2.0 3.3 3.3 6.7 7.7 13.3 90.0 DALSA 2301 99.0 40.0 43.3 2.3 3.7 3.7 5.3 7.0 0.0 83.3 FSA 2026 98.3 31.0 30.0 2.7 3.0 3.0 4.3 7.0 1.3 83.3 DALSA 1914 98.7 34.3 33.3 2.3 3.0 2.7 3.7 7.0 0.7 80.0 FSA 1907 99.0 33.3 31.7 2.0 3.3 2.3 4.0 6.7 0.0 80.0 FSA 2022 99.0 30.0 25.0 2.0 3.0 3.0 3.0 7.0 0.0 80.0 COBALT 99.0 32.7 26.7 2.0 3.0 3.0 4.0 6.7 0.0 78.3 FSA 2012 99.0 33.3 26.7 2.3 3.0 2.3 3.3 6.3 0.0 75.0 LSD VALUE 5.0 15.2 19.7 0.9 1.6 1.9 2.3 0.9 5.0 10.2 C.V. (%) 3.0 17.3 25.3 17.2 16.3 23.1 23.7 7.1 155.2 6.6 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. 3/ PLOT WAS RESEEDED 7/22/2024. TABLE A. 2024 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2023 NATIONAL ST. AUGUSTINEGRASS 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 OK1 LOAM 7.1-7.5 61-150 241-375 2.1-3.0 FULL SUN 2.6-3.0 TO PREVENT STRESS