TABLE 4. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF ZOYSIAGRASS CULTIVARS IN THE 2002 NATIONAL ZOYSIAGRASS TEST AT CARBONDALE, IL 1/ 2003 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT PERCENT FALL SEED GENETIC SPRING LEAF COVER COVER COVER COLOR HEAD QUALITY RATINGS NAME COLOR GREENUP TEXTURE SPRING SUMMER FALL OCTOBER SUMMER APR MAY JUN JUL AUG SEP OCT NOV MEAN DALZ 0101 5.0 6.0 9.0 31.0 88.7 96.0 6.7 9.0 3.0 4.0 4.0 5.3 7.3 9.0 7.0 4.7 5.5 BMZ 230 2.3 7.0 1.7 88.3 98.7 99.0 6.3 9.0 4.7 5.3 5.7 7.3 5.7 3.3 4.7 5.3 5.3 HIMENO 7.0 3.0 5.3 36.7 95.3 96.3 4.3 9.0 3.0 5.0 6.0 5.3 6.0 6.3 5.7 4.3 5.2 PZB 33 4.7 7.0 3.7 87.3 94.3 94.3 4.7 9.0 5.3 6.0 6.3 4.7 5.3 5.3 4.7 3.3 5.1 ZORRO 5.0 3.3 9.0 24.3 89.7 90.7 7.7 9.0 3.0 3.7 4.0 5.3 6.7 7.7 6.0 3.3 5.0 EMERALD 5.7 5.7 9.0 22.7 82.0 85.0 6.0 9.0 2.7 2.7 2.7 3.7 6.0 7.7 7.0 5.3 4.7 DALZ 0102 1.3 5.0 3.7 53.7 94.0 97.7 5.7 9.0 3.7 4.3 4.3 6.3 5.7 5.0 4.0 3.0 4.5 ZENITH 3.3 6.7 4.7 66.0 81.3 93.0 4.3 9.0 4.3 4.7 4.3 3.7 4.7 5.3 5.0 4.0 4.5 GN-Z 1.7 3.3 7.0 25.7 84.7 84.3 7.0 9.0 2.3 2.3 2.0 4.7 6.0 7.0 6.0 5.0 4.4 MEYER 4.7 5.0 6.3 41.0 82.3 85.7 2.0 9.0 3.3 4.0 4.0 3.7 4.7 5.7 5.0 3.3 4.2 J-37 2.7 6.7 1.0 82.0 92.0 78.3 4.7 8.3 4.3 5.0 5.3 4.0 4.0 3.3 3.3 2.7 4.0 PZA 32 7.7 7.7 4.0 47.3 60.7 75.0 4.3 8.7 3.7 3.7 3.0 2.7 4.0 5.0 5.0 4.3 3.9 CHINESE COMMON 4.0 6.0 2.0 75.3 85.3 71.0 2.3 9.0 4.0 5.0 5.3 4.0 3.7 2.7 2.7 2.3 3.7 COMPANION 4.0 7.7 1.3 50.3 95.3 76.0 3.3 9.0 4.3 4.7 4.7 3.7 3.3 2.3 2.7 2.7 3.5 PST-R7MA 3.7 7.7 5.7 30.3 45.3 73.0 5.3 7.7 3.3 3.7 3.0 2.7 3.3 3.7 4.0 3.7 3.4 DALZ 0105 5.3 1.0 8.0 12.3 26.3 38.7 8.0 9.0 1.0 1.0 1.0 1.7 3.7 5.3 5.3 4.7 3.0 PST-R7ZM 5.0 8.3 4.3 26.0 30.7 41.0 4.0 8.7 3.7 3.0 1.7 2.3 3.0 3.3 3.3 2.3 2.8 6186 6.7 1.0 5.7 22.3 12.0 32.3 8.3 6.3 1.0 1.0 1.0 1.0 3.3 5.3 4.0 2.3 2.4 DALZ 0104 5.3 1.0 8.0 22.7 17.3 31.7 6.3 9.0 1.0 1.0 1.0 1.7 3.0 4.3 3.3 2.0 2.2 DALZ 9604 3.0 1.0 5.3 14.3 11.3 32.3 8.7 5.0 1.0 1.0 1.0 1.7 3.0 3.7 3.3 2.7 2.2 LSD VALUE 2.1 1.4 0.9 26.9 17.0 13.3 2.2 0.9 1.1 1.0 1.4 1.5 1.2 1.2 1.1 1.3 0.8 C.V. (%) 28.7 18.2 11.7 39.0 16.6 12.0 24.8 6.9 21.9 19.3 25.5 24.8 17.1 16.1 15.9 22.7 12.7 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. 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 IL2 SILTY CLAY LOAM 6.1-6.5 151-270 151-240 2.1-3.0 FULL SUN 1.6-2.0 ONLY DURING SEVERE STRESS