TABLE 6A. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS GROWN ON A GREEN UNDER TRAFFIC STRESS AT AMHERST, MA 1/ 2007 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT SPRING COVER WEAR TOLERANCE QUALITY RATINGS NAME GREENUP FALL SPRING FALL APR MAY JUN JUL AUG SEP OCT MEAN DECLARATION 3.3 97.7 4.0 6.3 5.7 6.7 7.0 7.3 7.3 6.0 6.0 6.6 GREENWICH 4.3 94.7 7.7 7.7 5.0 7.3 7.0 7.3 6.7 6.0 5.7 6.4 007 (DSB) 3.7 96.3 4.3 4.7 5.7 6.3 6.7 7.0 7.0 5.3 6.0 6.3 LEGENDARY 4.0 96.0 7.7 7.7 5.3 7.0 7.0 7.3 6.7 5.3 5.7 6.3 TYEE (SRX 1GD) 3.3 96.3 4.3 4.7 5.3 6.3 7.0 6.7 7.3 5.3 5.3 6.2 VENUS (EFD) 5.0 96.3 7.3 7.0 5.3 6.7 6.3 6.3 6.7 6.0 6.0 6.2 VILLA (IS-AC 1) 3.7 96.0 7.7 7.0 5.0 7.0 7.0 7.0 6.3 5.3 6.0 6.2 13-M 2.7 93.0 5.0 4.7 5.7 6.7 6.3 7.0 6.7 5.3 5.3 6.1 T-1 3.3 93.3 5.3 4.3 5.0 6.7 7.0 7.3 6.7 5.0 5.0 6.1 VESPER 5.0 90.0 7.7 7.7 5.7 6.7 7.0 6.3 7.0 4.7 5.3 6.1 CY-2 3.3 96.3 4.7 6.0 5.0 6.0 7.0 6.0 6.7 5.7 5.7 6.0 MACKENZIE (SRX 1GPD) 3.7 93.3 4.7 5.3 5.7 6.0 6.3 6.7 6.7 5.3 5.3 6.0 MEMORIAL (A03-EDI) 4.0 94.7 4.7 5.3 6.0 6.0 6.0 6.7 6.3 5.3 5.3 6.0 SHARK (23R) 2.7 94.7 4.0 5.3 5.3 6.7 6.3 6.7 6.7 5.0 5.0 6.0 LS-44 4.0 93.3 4.7 4.7 5.0 6.3 6.7 6.3 6.7 5.0 5.3 5.9 ALPHA 3.7 91.3 4.7 4.7 5.0 6.3 6.7 6.7 5.7 5.3 5.0 5.8 AUTHORITY (235050) 2.3 93.3 3.7 5.3 5.0 6.3 6.0 6.7 7.0 4.7 5.0 5.8 BENCHMARK DSR 3.7 96.3 5.3 4.3 5.3 6.7 6.3 6.0 5.7 5.0 5.3 5.8 PENN A-1 1.7 96.3 4.0 4.7 4.3 5.7 6.7 6.7 6.0 5.3 6.0 5.8 COBRA 2 (IS-AP 9) 2.3 93.3 4.7 4.7 4.0 6.3 6.3 6.3 6.7 5.3 5.0 5.7 INDEPENDENCE 3.7 85.0 5.0 5.7 5.3 6.0 6.7 6.7 6.3 4.0 4.7 5.7 KINGPIN (9200) 3.0 96.3 4.7 4.7 4.7 5.7 6.0 6.0 6.0 5.3 5.7 5.6 PENNLINKS II 2.3 93.3 4.7 4.3 4.0 6.0 5.7 5.3 5.3 5.7 5.0 5.3 SR 7200 3.7 91.7 6.3 6.0 4.7 5.7 5.7 5.7 5.3 5.0 5.0 5.3 BENGAL 3.3 81.7 4.3 4.7 4.3 6.0 5.7 5.7 5.7 4.3 4.3 5.1 PENNCROSS 2.3 76.7 4.7 4.3 3.7 5.3 5.7 4.7 4.3 4.7 4.0 4.6 LSD VALUE 1.2 8.0 0.8 1.3 0.8 1.3 0.7 0.9 1.4 1.4 1.3 0.5 C.V. (%) 20.2 4.9 10.7 14.7 9.8 9.3 6.5 8.4 11.7 11.7 11.4 5.0 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.