TABLE 5. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF ZOYSIAGRASS CULTIVARS IN THE 2002 NATIONAL ZOYSIAGRASS TEST AT CARBONDALE, IL 1/ 2004 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ ERCENT PERCENT PERCENT GENETIC SPRING LEAF COVER COVER COVER FROST ZOYSIA SEEDHEAD RATINGS QUALITY RATINGS NAME COLOR GREENUP TEXTURE SPRING SUMMER FALL TOLERANCE MITES MAY 6 MAY 28 MAY JUN JUL AUG SEP OCT MEAN EMERALD 7.7 3.7 9.0 72.0 96.0 98.0 7.0 9.0 8.3 8.7 6.0 9.0 9.0 8.3 9.0 4.7 7.7 ZORRO 6.3 3.3 9.0 51.7 98.0 98.7 6.0 9.0 8.3 8.7 6.0 9.0 9.0 8.0 9.0 4.0 7.5 DALZ 0101 7.3 2.7 9.0 32.0 96.7 99.0 5.3 9.0 8.7 9.0 3.7 8.7 8.7 9.0 9.0 3.7 7.1 GN-Z 2.0 3.0 7.0 48.0 92.3 94.0 5.3 9.0 9.0 8.7 6.3 8.7 8.0 7.0 7.7 3.7 6.9 MEYER 6.7 6.0 7.0 81.3 97.0 97.3 5.0 8.7 7.0 2.7 7.7 7.0 6.3 4.7 7.3 4.7 6.3 DALZ 0102 1.0 4.7 5.0 78.3 99.0 99.0 8.0 9.0 9.0 8.3 5.0 5.7 5.7 5.7 5.0 7.0 5.7 HIMENO 8.3 4.7 5.0 78.3 98.7 98.7 2.0 1.7 9.0 9.0 4.0 5.3 6.0 6.0 6.3 4.7 5.4 PST-R7MA 6.3 4.0 5.7 57.0 92.3 80.3 6.3 2.3 6.3 4.3 2.0 4.3 5.3 5.3 6.3 5.0 4.7 BMZ 230 4.0 4.0 4.0 62.0 99.0 99.0 5.7 2.0 8.3 8.3 4.0 4.3 5.0 4.7 4.0 5.7 4.6 PZA 32 7.7 6.0 4.0 79.3 95.7 96.3 5.0 8.0 6.7 1.3 3.0 3.7 4.7 5.7 5.3 4.7 4.5 ZENITH 8.0 5.7 5.0 69.0 98.0 94.7 5.3 7.7 7.0 3.3 3.3 5.0 5.0 4.3 5.0 4.0 4.4 PZB 33 7.7 4.7 3.7 68.3 98.3 97.0 6.0 6.7 7.0 3.0 3.7 4.3 4.7 4.3 3.3 5.7 4.3 DALZ 0104 8.3 1.0 8.7 1.3 49.7 69.0 1.7 9.0 9.0 9.0 1.0 3.7 5.0 5.3 8.3 1.0 4.1 COMPANION 6.3 5.0 2.3 67.0 95.7 97.3 7.0 5.7 5.7 1.0 2.0 3.0 4.0 4.3 3.3 5.7 3.7 CHINESE COMMON 6.7 8.0 1.3 84.0 97.7 92.3 4.0 7.0 8.3 7.0 3.0 2.7 4.0 4.7 3.0 3.7 3.5 J-37 5.3 6.0 2.0 76.3 98.7 93.7 6.0 9.0 6.0 1.3 3.0 2.3 3.3 4.0 3.0 4.3 3.3 DALZ 0105 8.7 1.0 8.7 2.3 29.3 52.7 3.7 9.0 9.0 9.0 1.0 3.0 3.0 3.0 7.0 1.7 3.1 PST-R7ZM 5.0 3.0 6.0 34.0 65.0 79.0 6.3 3.7 7.0 5.7 1.3 2.7 3.0 3.0 5.3 3.3 3.1 DALZ 9604 5.7 1.0 7.0 1.3 35.3 72.7 2.3 9.0 9.0 9.0 1.0 1.0 2.3 2.3 6.7 2.0 2.6 6186 9.0 1.0 7.3 0.7 12.3 43.3 6.0 9.0 9.0 9.0 1.0 1.3 1.7 1.3 5.7 1.7 2.1 LSD VALUE 1.2 0.9 0.8 14.8 14.4 15.3 1.5 1.1 0.7 1.2 0.9 1.7 1.5 1.5 0.9 1.1 0.8 C.V. (%) 12.3 15.0 8.8 18.9 11.7 11.1 18.3 10.7 5.5 12.8 17.8 23.4 18.6 19.6 10.0 17.5 11.4 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 A. 2004 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 0-60 151-240 3.1-4.0 FULL SUN 0.6-1.0 TO PREVENT STRESS