TABLE 23. COPPER SPOT RATINGS OF BENTGRASS CULTIVARS GROWN ON A GREEN 1/ 1996 DATA COPPER SPOT RATINGS 1-9; 9=NO DISEASE 2/ NAME NJ1 BAR AS 492 9.0 PENNCROSS 9.0 PENNLINKS 9.0 TENDENZ 9.0 18TH GREEN 8.7 CATO 8.7 LOPEZ 8.7 MSUEB 8.7 PRO/CUP 8.7 REGENT 8.7 ISI-AP-89150 8.3 LOFTS L-93 (L-93) 8.3 PROVIDENCE 8.3 SEASIDE 8.3 BACKSPIN (SYN 92-2) 8.0 BAR WS 42102 8.0 DG-P 8.0 SR 1020 8.0 PENN A-4 (A-4) 7.7 PENN G-6 (G-6) 7.7 SOUTHSHORE 7.3 TRUELINE 7.3 CENTURY (SYN 92-1) 6.7 IMPERIAL (SYN 92-5) 6.7 PENN A-1 (A-1) 6.7 MARINER (SYN-1-88) 6.0 CRENSHAW 5.0 PENN G-2 (G-2) 4.7 LSD VALUE 1.3 C.V. (%) 10.5 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 MEANS IN EACH COLUMN.