TABLE 11. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 2008 NATIONAL BENTGRASS (GREENS) TEST AT KINGSTON, RI 1/ 2011 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT PERCENT PERCENT SPRING DENSITY COVER COVER COVER TURF DOLLAR SPOT RATINGS QUALITY RATINGS NAME GREENUP SUMMER SPRING SUMMER FALL UNIFORMITY JULY AUGUST OCTOBER APR MAY JUN JUL AUG SEP OCT NOV MEAN DECLARATION 5.0 7.0 99.0 99.0 97.0 8.0 8.0 8.3 7.7 5.7 8.3 7.3 7.7 7.3 9.0 8.0 8.3 7.7 BARRACUDA (MVS-AP-101) 5.7 5.3 79.5 79.5 92.0 7.5 7.0 7.0 7.5 5.0 8.0 6.0 8.0 7.0 8.0 7.5 8.0 7.1 FOCUS (SRP-1GMC) 3.7 6.0 96.0 99.0 99.0 8.0 6.7 6.3 8.3 5.0 7.3 6.0 6.7 6.7 7.3 7.3 8.0 6.8 V8 6.3 5.3 90.0 89.7 96.0 8.3 7.0 8.0 7.7 5.5 6.0 6.7 7.0 7.7 7.0 7.7 6.7 6.8 VILLA 2.0 7.3 94.5 99.0 97.7 8.0 8.7 8.3 8.7 7.0 7.0 8.0 6.7 7.0 7.0 6.0 7.0 6.8 SR 7200 2.3 6.3 94.7 98.3 93.0 5.7 9.0 8.3 8.0 5.7 8.0 8.3 6.3 6.0 6.0 6.0 7.3 6.7 PURE DISTINCTION (PST-OJO)6.0 6.7 99.0 99.0 97.7 8.3 1.7 4.7 7.3 6.0 7.0 7.0 6.0 7.7 5.3 7.3 6.7 6.6 PIN-UP (HTM) 5.7 6.0 99.0 99.0 96.3 7.7 3.0 5.0 7.7 5.3 6.7 5.3 6.0 6.7 7.3 7.3 7.3 6.5 AFM 5.3 5.3 94.3 97.7 90.0 7.7 3.7 4.3 5.7 6.3 7.7 6.7 5.7 7.0 5.7 6.3 6.0 6.4 AUTHORITY 5.3 6.0 97.7 99.0 89.0 8.3 5.0 5.7 5.7 6.3 7.3 6.3 6.3 6.3 6.0 6.3 6.3 6.4 PROCLAMATION (LTP-FEC) 4.0 6.0 96.0 99.0 87.3 8.3 5.0 5.0 4.7 6.0 6.0 6.0 6.3 6.7 6.3 6.7 6.0 6.3 PENN A-1 3.7 6.3 99.0 99.0 93.0 6.3 5.3 5.3 6.0 5.3 5.3 6.3 6.7 6.0 6.0 7.0 6.7 6.2 LUMINARY (A08-TDN2) 6.7 6.3 78.0 81.3 88.0 7.3 4.0 2.0 6.0 7.0 8.0 5.7 5.7 6.3 6.0 6.7 6.0 6.1 PENN A-2 4.7 4.3 99.0 99.0 90.0 6.0 3.0 5.0 5.3 5.0 6.3 6.3 5.3 5.7 5.7 7.0 7.0 6.0 L-93 4.0 4.7 99.0 99.0 86.7 7.3 5.0 6.7 4.7 5.0 6.0 5.7 5.3 6.0 6.7 6.0 5.7 5.8 SRP-1BLTR3 4.7 5.7 96.0 99.0 84.7 7.0 1.7 1.3 5.0 5.3 6.3 5.7 4.7 5.7 6.0 5.7 6.7 5.8 ALPHA 5.0 5.7 84.3 93.7 80.0 6.0 3.7 4.0 3.7 5.5 6.5 5.3 5.0 5.0 5.3 5.3 5.3 5.3 T-1 4.3 4.7 81.3 86.0 68.3 4.7 3.7 4.7 3.0 6.0 4.5 5.0 5.0 5.3 3.7 4.3 5.0 4.7 PENNCROSS 5.3 4.0 96.0 99.0 66.7 4.7 5.0 7.3 1.0 5.0 4.0 5.7 4.3 4.7 4.0 3.0 3.3 4.3 LSD VALUE 1.7 2.1 19.5 20.3 12.8 2.3 2.8 2.0 2.9 2.5 2.1 1.8 1.8 1.2 2.4 2.4 1.7 1.0 C.V. (%) 21.3 17.6 9.1 8.6 8.3 17.2 32.8 21.4 27.8 14.3 14.8 14.5 15.1 10.9 20.4 19.5 15.0 9.3 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. TABLE A. 2011 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2008 NATIONAL BENTGRASS (GREEN) TEST SOIL SOIL SUN MOWING SOIL SOIL PHOSPHOROUS POTASSIUM NITROGEN OR HEIGHT IRRIGATION LOCATION TEXTURE PH (LBS/ACRE) (LBS/ACRE) (LBS/1000 SQ FT) SHADE (IN) PRACTICED RI1 SAND - - - 5.1-6.0 FULL SUN 0.0-0.5 TO PREVENT STRESS