TABLE 18A. MEAN TURFGRASS QUALITY RATINGS OF ZOYSIAGRASS CULTIVARS GROWN UNDER NO IRRIGATION OR ONLY IRRIGATED DURING SEVERE STRESS 1/ 1997-2000 DATA TURFGRASS QUALITY RATINGS 1-9; 9=IDEAL TURF 2/ NAME KY1 MS1 MEAN EL TORO 6.8 5.7 6.2 ZORRO (DALZ 9601) 4.8 7.7 6.2 ZEN-400 7.1 5.1 6.1 J-37 7.1 5.1 6.1 ZEN-500 7.1 4.8 6.0 ZENITH 6.8 5.1 6.0 J-36 6.8 4.9 5.8 J-14 6.5 4.9 5.7 CHINESE COMMON 6.4 4.9 5.6 EMERALD 3.5 7.3 5.4 MEYER 5.5 4.9 5.2 JAMUR 4.6 5.8 5.2 ZEON 2.4 7.7 5.0 MIYAKO 3.9 5.3 4.6 VICTORIA 2.2 6.5 4.3 HT-210 1.0 7.2 4.1 Z-18 3.3 4.9 4.1 DE ANZA 1.7 6.4 4.0 KOREAN COMMON 4.1 3.9 4.0 LSD VALUE 1.5 0.5 0.7 C.V. (%) 35.2 11.4 23.4 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.