TABLE 37C. BROWN PATCH RATINGS OF COLONIAL BENTGRASS CULTIVARS AT BLACKSBURG, VA 1/ 2005 DATA BROWN PATCH RATINGS 1-9; 9=NO DISEASE 2/ NAME MAY AUGUST MEAN EWTR 8.3 6.7 7.5 PST-9VN 8.0 6.7 7.3 BARDOT 8.0 6.3 7.2 IS-AT 7 8.0 6.3 7.2 SR 7150 8.0 6.3 7.2 PST-9NBC 8.7 5.3 7.0 TIGER II 8.0 6.0 7.0 LSD VALUE 1.5 2.1 1.4 C.V. (%) 7.3 13.5 7.6 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.