TABLE 11. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF ZOYSIAGRASS CULTIVARS IN THE 2002 NATIONAL ZOYSIAGRASS TEST AT STILLWATER, OK 1/ 2002-2003 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT FALL GENETIC SPRING LEAF DENSITY COVER COVER COLOR PERCENT ESTABLISHMENT QUALITY RATINGS NAME COLOR GREENUP TEXTURE SPRING SPRING SUMMER NOVEMBER SEPTEMBER OCTOBER APR MAY JUN JUL AUG SEP OCT MEAN ZORRO 7.3 4.7 8.0 8.0 80.0 98.3 6.7 25.0 68.3 6.0 7.3 7.3 7.3 7.7 8.0 8.3 7.4 DALZ 0101 7.3 5.3 7.7 8.0 75.0 96.0 7.0 15.0 48.3 5.0 6.7 7.0 7.3 7.3 7.7 8.7 7.1 EMERALD 7.0 5.7 8.0 7.7 65.0 93.3 6.0 10.0 51.7 5.0 5.7 6.3 6.7 7.0 8.0 8.7 6.8 DALZ 0104 6.0 2.7 8.0 7.7 65.0 92.7 7.3 20.0 68.3 5.3 5.0 6.7 6.7 6.7 7.7 8.7 6.7 HIMENO 7.0 4.0 5.0 6.7 70.0 97.0 3.3 11.7 63.3 5.0 6.0 7.0 7.3 7.3 7.3 6.3 6.6 DALZ 0105 5.7 2.7 8.0 6.3 68.3 96.7 7.0 11.7 50.0 5.0 5.0 6.0 6.3 7.0 7.3 8.3 6.4 GN-Z 6.7 5.3 5.3 7.3 65.0 93.3 6.0 15.0 50.0 4.3 5.3 6.7 7.3 7.3 7.3 6.3 6.4 DALZ 0102 6.7 4.0 4.3 7.0 81.7 98.3 4.3 16.7 71.7 5.7 6.7 8.0 7.0 6.3 6.0 4.3 6.3 PZA 32 6.3 5.0 5.0 7.0 73.3 96.0 2.3 68.3 58.3 6.0 6.3 7.0 6.7 6.7 6.7 5.0 6.3 6186 6.3 2.3 6.0 7.0 68.3 95.3 7.3 36.7 61.7 3.7 5.7 6.7 7.3 7.0 6.3 6.7 6.2 PST-R7MA 6.7 5.0 5.0 7.0 68.3 94.7 2.3 60.0 55.0 5.0 5.7 6.7 7.3 6.7 7.3 4.7 6.2 PZB 33 6.7 5.0 4.3 6.7 75.0 93.3 2.0 70.0 66.7 5.7 5.7 7.0 6.7 6.7 6.7 5.3 6.2 ZENITH 6.7 5.0 4.3 7.0 73.3 92.7 2.0 71.7 63.3 6.0 6.3 7.0 7.0 6.7 6.3 4.0 6.2 BMZ 230 6.0 5.7 4.0 6.7 76.7 95.3 3.7 17.7 61.7 5.3 6.3 7.0 7.0 7.3 6.0 4.0 6.1 DALZ 9604 6.0 2.3 7.0 6.7 73.3 95.3 6.0 13.3 61.7 3.0 6.0 7.0 7.3 7.0 7.0 5.7 6.1 COMPANION 6.3 5.3 4.0 6.3 75.0 97.0 2.0 70.0 66.7 5.3 6.3 7.0 7.0 6.3 6.0 4.3 6.0 CHINESE COMMON 5.3 4.3 4.0 6.7 68.3 96.0 2.0 63.3 65.0 5.7 5.7 6.7 6.3 6.0 6.0 4.3 5.8 J-37 6.0 5.0 4.0 6.3 70.0 91.0 2.7 68.3 55.0 5.3 6.0 7.0 6.7 6.3 5.3 4.0 5.8 PST-R7ZM 6.3 4.3 5.7 6.7 45.0 80.0 2.7 45.0 38.3 4.0 4.7 5.3 6.0 6.7 6.3 5.0 5.4 MEYER 6.7 4.7 6.0 6.3 46.7 81.7 3.3 25.0 35.0 3.3 4.0 5.0 6.0 6.3 6.7 5.3 5.2 LSD VALUE 1.0 0.7 0.5 1.1 19.1 10.8 1.0 27.0 24.9 1.2 1.4 0.7 1.3 1.0 1.1 1.0 0.6 C.V. (%) 8.3 10.3 5.5 8.1 14.2 5.7 15.1 45.7 20.4 14.5 12.9 6.5 8.3 7.4 9.7 11.0 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. 2002-03 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2002 NATIONAL ZOYSIAGRASS 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 SANDY LOAM 7.1-7.5 61-150 241-375 2.1-3.0 FULL SUN 0.0-0.5 TO PREVENT STRESS