TABLE 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF ST. AUGUSTINEGRASS CULTIVARS IN THE 2016 NATIONAL ST. AUGUSTINEGRASS TEST AT DALLAS, TX 1/ 2017 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT FALL FALL PERCENT GENETIC SPRING LEAF DENSITY COVER SEEDHEAD GRAY LEAF SPOT COLOR COLOR ESTABLISHMENT QUALITY RATINGS NAME COLOR GREENUP TEXTURE SUMMER SPRING RATINGS AUGUST SEPEMBER NOVEMBER DECEMBER MAY JUNE APR MAY JUN JUL AUG SEP NOV MEAN DALSA 1404 6.0 2.3 2.0 8.0 45.0 9.0 4.3 8.7 4.7 5.7 56.7 83.3 6.3 6.3 7.3 7.7 7.3 8.0 5.7 7.0 DALSA 1502 5.7 2.3 1.0 8.3 46.7 8.3 5.0 8.7 5.7 6.3 60.0 85.0 6.3 5.7 7.0 7.7 7.7 7.7 6.7 7.0 DALSA 1618 6.3 3.0 1.7 7.3 58.3 4.7 6.7 8.3 4.7 5.3 78.3 91.7 6.3 7.0 7.0 7.7 8.0 8.0 5.3 7.0 DALSA 1623 7.3 3.3 2.0 8.0 63.3 5.3 4.3 8.3 4.7 5.3 66.7 78.3 6.7 6.7 7.0 7.7 7.7 8.0 4.7 6.9 FSA 1604 6.7 3.0 4.0 8.0 56.7 6.7 5.3 8.0 3.3 3.7 76.7 91.7 7.0 6.3 7.0 7.7 7.3 7.7 3.7 6.7 FSA 1607 6.0 2.0 3.3 8.0 45.0 6.0 6.0 6.0 4.0 5.3 70.0 91.7 6.3 6.3 7.0 7.0 7.0 7.3 5.3 6.6 FSA 1601 8.0 2.0 4.0 7.7 38.3 8.3 4.3 8.0 3.3 4.3 50.0 63.3 6.3 6.3 7.3 7.0 7.0 6.7 4.0 6.4 DALSA 1323 6.3 3.3 2.3 8.0 51.7 6.0 5.3 6.7 4.0 4.0 61.7 76.7 6.3 6.0 6.3 7.0 7.3 7.3 4.0 6.3 FSA 1606 5.3 2.0 3.7 7.0 43.3 3.7 6.3 8.3 4.3 5.3 73.3 90.0 6.0 5.3 6.0 6.7 7.3 7.7 5.0 6.3 FSA 1608 5.3 2.7 2.7 7.3 65.0 4.7 7.0 7.3 5.0 5.7 81.7 94.7 6.3 5.7 6.3 7.3 6.7 6.0 5.7 6.3 DALSA 1501 6.7 2.3 1.7 7.7 30.0 6.3 5.3 6.7 5.7 5.3 50.0 85.0 5.3 5.0 6.3 7.3 7.0 7.0 5.7 6.2 FSA 1603 6.7 2.0 4.0 8.0 28.3 6.3 5.3 7.7 4.7 4.7 50.0 76.7 5.7 5.3 6.7 6.7 7.3 7.0 5.0 6.2 FSA 1610 7.0 3.0 4.0 7.3 51.7 4.0 5.7 8.3 4.0 4.0 66.7 85.0 6.7 6.0 7.0 7.0 6.7 6.3 4.0 6.2 6.0 3.0 2.7 8.0 55.0 7.3 6.0 7.0 4.0 5.0 65.0 88.3 6.0 6.0 6.3 6.7 6.7 6.0 5.0 6.1 FSA 1609 6.0 2.3 4.3 7.3 43.3 5.0 5.7 7.3 3.3 3.7 66.7 88.3 6.7 6.0 7.3 7.3 6.0 6.3 3.3 6.1 DALSA 1316 4.7 2.3 2.3 7.7 53.3 7.7 4.7 6.0 4.3 3.7 71.7 91.7 6.0 6.0 6.3 6.7 6.7 6.0 4.3 6.0 FSA 1602 7.0 2.0 1.7 6.3 38.3 6.7 5.3 7.7 4.3 4.0 61.7 85.0 4.7 5.3 5.7 6.7 7.7 7.3 4.3 6.0 FSA 1605 6.7 1.7 4.7 8.0 35.0 5.7 5.0 7.3 4.0 4.3 63.3 88.3 5.7 5.3 6.0 7.0 6.7 6.7 5.0 6.0 UGA/TX SA26 4.7 3.3 3.0 6.7 61.7 5.0 6.7 6.7 4.7 5.3 85.0 96.3 6.0 5.7 6.3 7.3 6.0 5.7 5.3 6.0 RALEIGH 4.7 2.3 2.3 6.7 65.0 5.3 6.7 6.7 4.3 4.3 86.7 95.0 6.0 5.7 6.0 6.7 5.7 5.3 5.0 5.8 FLORATAM 4.0 2.0 1.3 6.3 55.0 5.3 6.7 7.3 3.3 3.3 76.7 90.0 5.7 5.3 6.0 6.0 6.7 6.0 4.0 5.7 FSA 1613 4.3 2.3 2.7 6.3 45.0 5.7 6.3 7.3 3.7 4.0 71.7 93.0 5.3 4.7 5.3 6.7 6.7 6.7 4.7 5.7 PALMETTO 4.7 2.3 3.7 6.3 51.7 3.7 6.3 7.0 5.0 5.3 73.3 81.7 5.7 4.7 5.3 6.0 6.0 6.0 6.0 5.7 FSA 1614 5.0 2.3 2.7 6.3 40.0 8.0 5.3 7.7 3.3 4.3 71.7 88.0 5.0 5.0 5.3 6.0 5.3 5.7 4.7 5.3 XSA10403 4.7 2.7 4.3 6.7 63.3 5.3 6.7 6.7 3.0 4.0 86.7 95.0 5.0 5.7 5.7 5.0 5.3 4.7 4.3 5.1 XSA11168 4.0 2.0 4.7 5.3 56.7 3.3 7.7 6.7 2.3 3.0 85.0 94.7 5.0 4.7 5.3 5.3 4.0 4.3 2.7 4.5 FSA 1612 3.7 1.0 2.3 5.7 18.3 9.0 5.0 7.3 3.0 3.0 40.0 63.3 4.0 3.7 4.0 5.0 4.7 4.3 3.3 4.1 FSA 1611 4.0 1.3 2.3 5.7 18.3 9.0 5.0 6.3 3.0 3.0 36.7 63.3 3.7 3.7 3.7 4.7 4.3 4.3 3.7 4.0 LSD VALUE 0.8 0.7 1.1 0.9 16.3 1.1 1.2 1.4 0.9 1.2 18.4 15.5 1.0 1.0 1.2 0.8 1.0 1.0 1.1 0.5 C.V. (%) 9.2 18.7 23.3 8.3 21.4 12.4 12.7 10.6 14.3 16.0 16.5 10.4 10.5 11.4 12.0 7.7 9.6 9.8 14.8 5.5 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. 2017 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2016 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 TX1 SILTY CLAY LOAM 7.6-8.5 151-270 241-375 3.1-4.0 FULL SUN 2.6-3.0 TO PREVENT STRESS