TABLE 4A. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS UNDER TRAFFIC STRESS AT AMHERST, MA 1/ 2011 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT DOLLAR SPRING BROWN SPOT COUNTS WEAR TOLERANCE RATINGS QUALITY RATINGS NAME GREENUP PATCH PER PLOT JUNE AUGUST SEPTEMBER APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN VILLA 8.0 0.0 1.7 7.0 8.0 6.0 8.0 8.0 7.0 8.0 7.7 7.3 6.7 6.3 5.0 7.1 PURE DISTINCTION (PST-OJO) 5.7 5.0 43.7 6.0 6.7 6.0 7.3 7.7 7.0 7.7 7.3 5.7 7.0 6.7 6.0 6.9 FOCUS (SRP-1GMC) 6.7 11.7 5.0 5.7 6.0 5.3 7.3 7.3 6.7 6.7 6.0 6.7 6.7 6.7 5.7 6.6 LUMINARY (A08-TDN2) 7.3 0.0 10.7 5.3 6.3 5.3 7.0 6.7 7.0 7.0 6.7 6.7 6.7 6.3 5.3 6.6 BARRACUDA (MVS-AP-101) 7.0 20.0 8.7 5.7 5.3 5.0 7.3 7.3 6.7 6.3 6.3 5.7 6.3 6.3 5.7 6.4 V8 6.0 5.0 6.7 5.3 5.7 5.7 7.3 7.7 6.3 7.0 6.3 6.0 6.0 5.7 5.0 6.4 PIN-UP (HTM) 6.7 3.3 12.7 5.7 6.0 5.3 6.7 7.0 7.0 6.7 6.3 6.3 6.3 5.7 5.0 6.3 AUTHORITY 6.0 1.7 12.3 4.3 6.0 5.3 6.7 7.0 6.0 6.3 6.0 6.0 6.3 5.7 5.0 6.1 DECLARATION 7.0 11.7 4.0 5.3 5.7 5.0 7.0 7.0 6.0 6.0 5.3 5.0 5.7 6.3 6.0 6.0 PROCLAMATION (LTP-FEC) 6.7 6.7 15.0 5.0 6.0 5.0 6.7 6.7 6.0 6.3 6.0 6.0 6.0 6.0 4.7 6.0 SRP-1BLTR3 6.7 8.3 23.3 5.0 5.7 6.7 6.0 6.7 5.7 6.7 6.0 6.0 6.7 5.7 4.3 6.0 T-1 5.3 8.3 20.3 5.3 5.7 5.3 6.3 7.0 6.3 6.7 5.7 6.0 5.7 4.7 4.7 5.9 AFM 6.3 23.3 10.7 5.3 6.0 5.0 6.7 6.7 6.0 6.3 5.0 5.0 5.3 5.7 5.0 5.7 ALPHA 5.7 5.0 19.7 5.3 5.7 5.7 6.0 7.0 6.0 6.0 6.0 5.3 5.3 4.7 4.0 5.6 PENN A-1 5.7 6.7 7.7 5.0 5.3 3.7 6.7 7.0 5.3 6.0 5.3 5.0 5.0 4.7 4.7 5.5 SR 7200 7.7 3.3 0.0 4.3 4.7 6.0 6.0 4.7 5.3 5.3 5.0 5.7 5.3 6.0 5.7 5.4 L-93 5.7 5.0 10.7 4.7 5.3 5.3 5.7 6.3 5.0 5.7 5.0 5.0 5.0 5.0 4.7 5.3 PENN A-2 5.0 5.0 13.0 4.3 4.7 5.3 5.7 6.3 5.0 5.3 5.0 5.3 4.0 4.7 4.7 5.1 PENNCROSS 4.0 53.3 8.7 4.0 4.0 3.3 4.7 5.7 4.0 4.3 4.0 4.0 4.0 4.0 3.0 4.2 LSD VALUE 1.2 9.8 10.8 1.0 1.3 1.2 0.9 0.6 0.6 1.1 0.7 0.7 1.2 0.9 1.0 0.5 C.V. (%) 11.8 65.9 54.0 11.6 12.7 13.2 8.7 6.1 6.9 10.6 7.6 8.1 12.6 9.7 11.9 5.5 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 MEAN IN EACH COLUMN.