TABLE 12. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 2008 NATIONAL BENTGRASS (FAIRWAY) TEST AT KINGSTON, RI 1/ 2010 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ SPRING DENSITY DENSITY RED FAIRY WHITE QUALITY RATINGS NAME GREENUP SPRING SUMMER THREAD RING GRUBS APR MAY JUN JUL AUG SEP OCT NOV MEAN A08-FT12 7.0 7.7 7.3 7.7 3.3 7.0 7.0 6.3 8.3 7.0 8.0 7.0 7.0 7.7 7.3 A08-EBM 6.3 7.3 8.0 5.0 2.3 5.7 7.0 6.7 8.0 7.0 6.3 6.0 7.7 7.3 7.0 TIGER II 6.3 6.7 6.3 4.7 3.7 7.3 6.7 6.3 7.7 6.7 8.0 6.3 7.3 7.0 7.0 A08-TDN2 3.0 6.7 5.7 8.0 6.7 6.0 4.3 7.0 7.7 6.0 7.0 6.0 7.3 8.0 6.7 BCD 6.7 6.0 1.0 4.3 2.3 6.0 5.7 6.7 4.3 6.0 8.3 6.3 7.0 7.7 6.5 GREENTIME 5.7 5.7 2.3 6.0 3.3 7.7 6.0 5.7 5.3 6.7 8.3 6.0 7.0 7.3 6.5 BARRACUDA (MVS-AP-101) 3.0 6.0 6.7 8.0 5.7 6.0 4.0 6.7 7.3 5.3 6.0 6.0 7.7 7.0 6.3 PIN-UP (HTM) 2.3 3.7 4.3 8.0 6.0 5.7 3.0 5.3 7.3 4.7 6.3 6.0 8.3 7.3 6.0 007 2.3 4.0 3.0 7.7 5.0 4.3 3.7 5.3 6.3 4.7 5.3 6.0 8.7 7.0 5.9 CRYSTAL BLUELINKS 5.3 5.7 7.0 8.3 5.0 2.7 5.0 6.0 6.7 5.3 4.7 4.7 8.3 6.7 5.9 DECLARATION 3.0 7.7 7.3 7.7 5.7 4.7 6.0 7.0 7.7 4.7 4.7 4.7 5.3 6.7 5.8 CY-2 3.7 5.7 4.3 7.0 5.3 4.0 5.0 6.0 6.3 4.7 5.7 5.0 6.0 6.7 5.7 PROCLAMATION (LTP-FEC) 2.7 6.3 6.3 8.3 6.7 5.0 4.3 6.0 8.0 6.0 5.7 3.7 6.0 5.7 5.7 L-93 5.0 6.0 5.0 7.7 5.7 6.0 5.0 5.7 5.3 5.3 5.3 5.7 6.3 6.3 5.6 MEMORIAL 3.3 7.7 7.0 8.3 5.3 4.7 5.7 6.7 6.7 4.3 5.7 5.0 5.0 6.0 5.6 AUTHORITY 3.0 3.3 3.7 7.3 5.3 4.0 3.0 4.3 6.0 5.0 6.3 5.0 7.0 7.7 5.5 BENCHMARK DSR 4.3 6.3 3.3 8.0 7.7 3.7 5.3 5.7 6.3 4.7 4.3 4.7 6.3 5.0 5.3 SRP-1WM 2.7 7.3 8.7 7.3 4.7 4.3 4.7 7.0 7.3 4.7 4.3 3.7 5.3 5.3 5.3 T-1 4.7 4.7 2.3 8.7 7.0 4.0 4.0 5.7 5.7 4.7 5.3 4.0 7.0 6.0 5.3 PRINCEVILLE 4.0 5.3 2.3 7.3 4.0 2.7 4.7 4.7 5.0 5.0 4.3 3.7 6.3 4.3 4.8 PST-OJD 2.3 4.7 1.7 6.7 6.0 3.0 3.7 5.3 6.7 4.7 3.7 4.3 5.7 4.7 4.8 PST-R9D7 6.3 5.3 8.0 5.0 1.0 4.0 5.3 3.7 4.3 4.7 4.7 4.0 5.7 6.0 4.8 PENNCROSS 6.0 5.0 1.0 7.7 4.0 1.3 6.3 5.0 4.0 2.7 4.3 3.0 6.0 4.3 4.5 LSD VALUE 1.5 3.6 2.5 2.4 1.4 1.9 1.5 2.7 1.9 1.0 2.2 2.5 2.7 1.9 0.9 C.V. (%) 22.8 27.5 32.5 18.2 18.4 24.7 18.3 19.8 17.3 11.8 22.0 24.2 18.6 16.3 9.7 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. 2010 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2008 NATIONAL BENTGRASS (FAIRWAY/TEE) 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 SILT LOAM AND SILT 4.6-5.5 - - 1.1-2.0 FULL SUN - NO IRRIGATION