TABLE 15. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 2008 NATIONAL BENTGRASS (FAIRWAY) TEST AT PUYALLUP, WA 1/ 2010 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING FROST RED QUALITY RATINGS NAME COLOR GREENUP TOLERANCE THREAD JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN BARRACUDA (MVS-AP-101) 5.7 5.7 6.7 8.7 5.7 6.0 6.7 6.3 7.7 8.0 6.3 6.3 8.3 8.3 7.0 6.3 6.9 007 6.3 5.0 6.7 8.0 5.3 6.0 6.0 6.0 7.7 7.7 6.0 6.7 8.0 8.0 7.3 6.3 6.8 PROCLAMATION (LTP-FEC) 6.3 4.7 5.7 8.3 4.7 6.0 6.7 6.0 7.0 7.7 7.0 7.0 8.0 8.0 7.0 6.7 6.8 A08-FT12 5.0 5.7 6.3 8.7 5.3 5.7 5.3 6.7 6.7 7.0 8.0 7.7 8.0 7.0 6.7 5.7 6.6 AUTHORITY 6.3 5.7 7.0 7.0 5.3 5.7 6.0 6.7 7.0 7.3 6.7 6.3 7.7 7.0 6.7 6.3 6.6 DECLARATION 6.0 6.3 6.7 8.7 5.7 6.3 6.7 6.7 7.0 7.3 6.3 5.7 7.7 7.3 6.7 6.0 6.6 PIN-UP (HTM) 6.3 5.7 6.0 7.3 5.0 5.7 6.3 6.3 7.3 7.3 6.7 6.3 7.7 7.3 6.3 6.3 6.6 SRP-1WM 6.7 5.3 6.7 8.0 5.0 6.0 5.7 6.3 6.7 6.7 6.3 6.0 7.7 8.0 6.3 6.0 6.4 MEMORIAL 6.0 5.3 6.0 7.7 5.0 5.3 6.0 6.3 6.7 6.3 6.7 6.3 8.0 7.0 6.3 5.3 6.3 A08-EBM 5.3 5.0 6.0 8.7 4.7 4.7 4.7 5.3 6.7 6.3 7.7 7.0 8.0 7.3 6.0 5.7 6.2 BENCHMARK DSR 7.0 5.3 6.0 8.7 4.3 6.3 6.0 6.0 7.3 6.7 5.7 5.3 7.0 7.0 6.3 6.0 6.2 CY-2 5.7 5.7 7.0 7.3 5.7 5.7 5.0 5.7 7.0 6.3 6.0 6.0 6.7 6.7 6.7 6.7 6.2 A08-TDN2 5.7 5.7 5.7 7.7 5.7 6.0 6.0 5.7 6.3 6.3 5.7 6.0 7.0 7.0 6.0 6.0 6.1 CRYSTAL BLUELINKS 6.3 4.7 6.3 7.7 5.0 5.3 5.7 6.0 6.0 7.0 6.3 6.3 7.0 6.3 6.0 6.0 6.1 BCD 6.3 6.0 6.7 8.7 5.0 4.7 4.7 5.3 6.0 5.7 6.7 6.7 7.3 6.3 6.3 5.7 5.9 L-93 6.7 5.0 5.7 6.3 5.0 5.0 5.3 5.3 6.7 5.7 6.0 6.3 6.7 6.0 5.7 5.3 5.8 PST-OJD 6.0 4.7 7.0 6.7 4.7 5.3 5.7 5.7 5.7 6.0 6.0 5.3 6.3 6.3 5.7 5.7 5.7 GREENTIME 6.7 5.3 6.3 7.3 4.3 4.7 5.0 5.3 5.7 5.7 6.0 6.7 7.0 6.3 5.0 5.0 5.6 T-1 8.0 5.3 6.3 5.0 4.7 5.3 5.7 6.3 7.0 6.0 5.0 5.7 5.7 5.0 4.7 5.3 5.5 TIGER II 6.7 5.3 6.0 8.3 4.0 4.3 4.3 4.7 5.7 5.3 7.0 7.0 6.7 5.7 4.7 4.7 5.3 PENNCROSS 6.7 3.7 5.0 6.3 4.0 4.7 5.0 5.3 4.7 5.3 5.3 5.3 6.0 6.0 5.0 4.7 5.1 PRINCEVILLE 5.3 4.7 5.0 5.3 4.0 4.7 4.3 4.3 4.0 4.7 5.3 5.7 4.7 4.7 4.0 4.7 4.6 PST-R9D7 6.3 5.3 6.0 8.3 2.7 3.0 2.7 3.7 4.0 3.7 4.7 4.7 5.3 5.0 4.7 4.3 4.0 LSD VALUE 0.9 1.2 0.8 1.3 0.8 0.8 1.0 1.8 1.3 0.9 1.2 1.0 1.3 1.3 1.1 0.8 0.5 C.V. (%) 8.6 11.6 7.6 10.8 10.0 9.4 11.1 15.3 12.2 9.4 11.4 9.5 11.1 11.8 11.4 9.0 5.7 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 WA3 SANDY LOAM 5.6-6.0 151-270 241-375 2.1-3.0 FULL SUN 3/8-1/2 TO PREVENT STRESS