TABLE 13. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF ZOYSIAGRASS CULTIVARS IN THE 2002 NATIONAL ZOYSIAGRASS TEST AT DALLAS, TX 1/ 2003 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT FALL FALL FALL GENETIC SPRING LEAF DENSITY DENSITY DENSITY COVER COVER COLOR COLOR COLOR NAME COLOR GREENUP TEXTURE SPRING SUMMER FALL SPRING SUMMER SEPTEMBER NOVEMBER DECEMBER DALZ 0101 8.0 5.7 7.7 2.3 5.0 7.3 10.0 73.3 7.7 7.3 6.3 ZORRO 7.0 5.7 7.0 2.3 6.3 7.3 10.0 86.3 7.7 7.0 6.3 DALZ 0104 7.7 5.0 7.0 2.7 5.3 7.7 10.0 83.3 7.3 7.3 6.0 DALZ 0105 7.3 4.0 7.0 2.3 6.3 8.0 10.0 83.3 7.0 7.7 6.7 DALZ 0102 7.0 5.3 5.0 3.3 7.3 7.7 10.0 89.3 7.0 7.0 5.0 6186 7.7 3.7 5.7 2.3 7.0 7.0 10.0 83.0 7.0 7.0 5.3 DALZ 9604 7.0 3.3 6.0 2.0 7.0 7.0 10.0 93.0 7.0 7.7 6.0 BMZ 230 7.0 5.3 5.0 2.7 7.3 7.7 10.0 92.7 7.3 6.7 3.3 EMERALD 7.3 5.7 7.0 3.0 4.0 5.7 10.0 73.3 7.7 7.3 5.7 HIMENO 8.0 4.7 5.0 2.3 6.7 7.7 10.0 93.0 7.7 6.7 4.0 PZB 33 6.3 5.7 5.0 3.0 5.7 7.0 23.3 76.7 7.0 6.0 4.0 PZA 32 7.0 5.3 5.7 2.3 6.0 6.7 16.7 86.3 7.0 6.3 4.0 GN-Z 7.0 5.3 5.7 2.3 3.7 6.0 10.0 50.0 7.7 7.3 6.0 PST-R7MA 7.0 5.0 5.7 2.7 5.7 6.0 23.3 66.7 7.0 6.0 3.3 ZENITH 6.7 5.7 5.3 2.0 6.0 6.7 10.0 76.7 7.0 5.7 4.0 CHINESE COMMON 6.3 4.0 5.0 2.0 5.0 6.0 23.3 76.7 6.3 6.0 2.0 MEYER 7.7 5.3 6.3 2.0 4.3 6.0 10.0 70.0 5.0 7.0 2.7 COMPANION 6.7 5.7 5.0 2.0 4.7 5.7 20.0 56.7 7.0 5.7 3.7 J-37 6.0 3.7 4.7 2.0 4.3 6.0 20.0 53.3 7.0 6.3 3.7 PST-R7ZM 7.0 5.0 5.7 2.0 4.3 4.3 13.3 50.0 6.7 5.7 2.0 LSD VALUE 0.6 3.8 0.7 1.8 2.8 1.9 12.4 39.9 2.9 0.9 0.9 C.V. (%) 5.4 26.4 7.4 26.4 24.1 14.9 45.0 23.6 14.4 7.8 13.4 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 0.05). 2/ C.V. (COEFFICIENT OF VARIATION) INDICATES THE PERCENT VARIATION OF THE MEAN IN EACH COLUMN. TABLE 13. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF ZOYSIAGRASS CULTIVARS IN THE 2002 NATIONAL ZOYSIAGRASS TEST AT DALLAS, TX 1/ 2003 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ QUALITY RATINGS NAME JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN DALZ 0101 2.0 2.7 2.0 2.7 4.0 5.0 6.0 6.0 7.0 7.0 6.0 5.7 4.7 ZORRO 2.0 2.3 2.0 2.3 3.7 5.3 6.3 6.0 7.0 7.0 6.7 5.7 4.7 DALZ 0104 2.0 2.7 2.0 2.7 3.7 5.0 6.3 5.7 6.7 7.3 6.7 5.0 4.6 DALZ 0105 2.0 2.0 2.0 2.3 3.7 5.0 5.7 6.3 7.0 7.3 6.7 5.7 4.6 DALZ 0102 2.0 2.0 2.3 3.0 4.0 5.0 6.0 6.0 6.0 6.0 6.0 4.0 4.4 6186 2.3 2.0 2.0 2.3 3.7 5.3 5.7 5.3 6.3 6.3 6.3 4.3 4.3 DALZ 9604 2.0 2.0 2.0 2.0 3.7 5.3 6.0 5.7 6.0 6.0 6.0 4.3 4.3 BMZ 230 2.0 2.0 2.0 2.7 4.0 5.3 5.7 6.0 6.0 5.7 5.0 4.0 4.2 EMERALD 2.0 2.3 2.0 2.7 4.0 4.7 4.7 5.0 7.0 6.3 5.3 4.0 4.2 HIMENO 2.0 2.0 2.0 2.0 3.0 5.0 5.7 5.3 6.0 6.0 5.3 3.7 4.0 PZB 33 2.7 2.3 2.7 2.7 3.7 4.3 4.7 5.3 6.0 5.7 4.7 3.7 4.0 PZA 32 2.0 2.0 2.0 2.3 3.3 4.7 4.7 5.0 6.0 5.0 4.7 3.7 3.8 GN-Z 2.0 2.3 2.0 2.3 3.0 3.7 4.0 4.3 5.7 5.7 5.3 4.3 3.7 PST-R7MA 2.7 2.3 2.0 2.7 3.0 4.3 4.7 4.3 5.7 4.7 4.7 3.0 3.7 ZENITH 2.0 2.0 2.0 2.0 3.0 4.3 5.0 5.0 6.0 5.0 4.7 3.3 3.7 CHINESE COMMON 2.7 2.0 2.0 2.0 3.0 4.3 4.7 5.0 5.0 4.7 4.7 3.0 3.6 MEYER 2.0 2.0 2.0 2.0 3.0 4.3 4.3 4.3 6.0 5.3 4.7 3.0 3.6 COMPANION 2.3 2.0 2.0 2.0 2.7 4.0 3.7 4.3 4.7 4.0 4.3 3.0 3.3 J-37 2.7 2.0 2.0 2.0 3.0 3.7 4.0 3.7 5.0 4.3 4.3 3.0 3.3 PST-R7ZM 2.0 2.0 2.0 2.0 3.0 3.3 3.3 4.0 4.7 3.7 3.7 2.7 3.0 LSD VALUE 0.9 0.9 0.8 1.3 1.1 1.5 1.2 1.0 0.7 1.0 0.9 0.7 0.5 C.V. (%) 17.3 16.1 13.8 21.2 15.6 15.5 14.4 11.9 7.6 11.3 10.8 11.1 8.0 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 TX1 SILTY CLAY AND CLAY 7.6-8.5 151-270 241-375 3.1-4.0 FULL SUN 0.6-1.0 TO PREVENT STRESS