TABLE 8. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF ST. AUGUSTINEGRASS CULTIVARS IN THE 2002 NATIONAL ST. AUGUSTINEGRASS TEST AT COLLEGE STATION, TX 1/ 2002-2003 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT PERCENT COVER COVER PERCENT PERCENT BROWN ESTABLISH- GENETIC LEAF SEEDLING SPRING SUMMER COVER COVER WINTER PATCH MENT QUALITY RATINGS NAME COLOR TEXTURE VIGOR (MARCH) (JUNE) APRIL MAY COLOR WARM TEMP. FALL JUN JUL AUG SEP OCT NOV MEAN FLORATAM 6.0 4.0 7.3 85.0 99.0 93.0 97.7 3.3 9.0 78.3 5.0 5.0 6.0 6.3 6.7 6.7 5.9 MERCEDES 4.7 6.0 5.0 68.3 99.0 85.0 91.7 3.0 6.3 48.3 5.3 6.7 5.7 5.0 4.7 4.7 5.3 MSA 2-3-98 4.7 5.7 3.3 58.3 99.0 80.0 94.7 3.3 8.0 36.7 5.0 5.3 5.3 5.0 4.7 4.7 5.0 RALEIGH 4.7 5.0 5.3 71.7 99.0 83.3 94.7 2.7 6.3 60.0 5.0 5.0 5.0 4.3 4.0 4.3 4.6 DELMAR 5.0 5.7 3.3 43.3 99.0 78.3 93.0 2.3 3.7 36.7 4.3 5.3 5.0 4.0 3.3 4.0 4.3 MSA 31 4.7 6.0 2.7 45.0 94.3 60.0 76.7 4.7 8.7 28.3 4.3 5.0 4.3 4.3 3.7 4.0 4.3 LSD VALUE 1.0 0.6 1.1 39.0 7.8 33.4 20.9 2.1 2.5 25.1 0.9 0.8 0.8 1.0 1.0 0.8 0.6 C.V. (%) 10.2 6.5 14.6 29.6 3.4 18.7 10.4 29.8 19.3 27.6 9.3 8.1 8.3 11.3 12.2 9.2 6.4 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 0.0 5). 2/ C.V. (COEFFICIENT OF VARIATION) INDICATES THE PERCENT VARIATION OF THE MEAN IN EACH COLUMN. TABLE A. 2002-03 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2002 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 TX2 SANDY LOAM 8.6+ 61-150 151-240 3.1-4.0 FULL SUN 2.6-3.0 TO PREVENT STRESS