TABLE 18. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 2003 NATIONAL BENTGRASS (FAIRWAY) TEST AT UNIVERSITY PARK, PA 1/ 2005 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST GENETIC SPRING DENSITY BROWN PATCH QUALITY RATINGS NAME COLOR GREENUP SUMMER WARM TEMP. APR MAY JUN JUL AUG SEP OCT MEAN SHARK (23R) 6.0 7.3 8.7 9.0 8.0 8.3 8.3 7.3 8.7 7.7 8.3 8.1 AUTHORITY (235050) 6.0 6.7 8.0 9.0 7.0 8.0 8.3 8.3 8.0 7.7 8.7 8.0 IS-AP 14 5.7 7.3 8.3 9.0 7.3 8.0 8.0 7.7 8.3 7.7 8.7 8.0 SR 1150 (SRX 1PDH) 6.0 7.0 7.7 9.0 7.0 8.3 7.3 8.3 8.0 7.7 9.0 8.0 DECLARATION 6.7 7.0 7.3 9.0 7.3 7.3 7.7 7.3 8.7 7.7 9.0 7.9 INDEPENDENCE 7.0 6.7 7.0 9.0 6.7 7.3 7.7 8.0 8.3 7.7 8.3 7.7 MACKENZIE (SRX 1GPD) 6.0 6.3 8.3 9.0 6.3 8.0 7.0 7.7 8.0 8.0 8.7 7.7 KINGPIN (9200) 7.0 7.3 7.7 9.0 7.0 7.3 6.7 8.3 8.0 7.7 8.0 7.6 T-1 8.7 7.0 7.3 9.0 6.7 7.0 7.3 8.3 7.7 8.0 7.7 7.5 PENNEAGLE II 7.3 6.7 6.7 9.0 6.3 6.7 7.7 7.3 7.3 8.0 8.3 7.4 PST-OEB 7.7 7.0 6.7 9.0 7.0 7.0 7.0 7.7 7.3 7.7 8.3 7.4 13-M 6.3 6.7 7.3 9.0 6.7 7.7 7.3 6.7 7.7 7.0 7.7 7.2 ALPHA 7.3 6.3 7.0 9.0 6.3 6.3 7.3 7.7 7.7 7.3 7.3 7.1 BENGAL 7.0 7.0 6.7 9.0 6.7 6.7 6.7 7.0 7.3 7.0 7.7 7.0 LS-44 7.7 6.7 6.7 9.0 6.7 7.3 7.0 6.7 7.0 7.0 7.7 7.0 IS-AT 7 5.7 6.7 7.3 8.0 7.0 7.0 7.0 8.0 5.3 6.0 6.0 6.6 L-93 7.0 6.3 6.7 9.0 6.3 6.3 6.0 7.0 6.7 7.0 7.0 6.6 SR 1119 7.7 6.0 6.7 9.0 5.7 6.0 7.0 7.0 6.3 6.3 6.3 6.4 PST-9NBC 6.3 7.0 7.3 5.3 7.7 7.0 6.3 7.3 4.7 5.7 5.3 6.3 EWTR 6.0 6.7 7.0 8.0 7.0 6.7 6.3 6.7 5.3 5.0 6.0 6.1 PENNLINKS II 8.3 6.0 5.7 9.0 6.0 5.3 5.7 6.3 6.0 6.0 6.3 6.0 TIGER II 6.0 6.7 7.0 7.3 7.0 7.3 6.3 7.0 4.3 4.3 5.7 6.0 SR 7150 7.3 6.0 7.0 6.3 6.3 6.3 6.3 7.3 4.3 5.7 4.7 5.9 PST-9VN 8.0 6.0 6.7 6.0 6.3 6.3 5.7 5.3 4.3 5.7 5.3 5.6 PENNCROSS 6.7 6.0 4.7 7.7 5.0 4.7 5.0 6.0 6.3 6.0 5.0 5.4 BARDOT 5.3 6.7 6.7 8.0 6.3 6.3 5.0 5.3 4.0 4.7 5.0 5.2 PRINCEVILLE 5.7 6.0 4.7 9.0 5.3 4.0 5.0 5.7 4.7 5.7 5.7 5.1 SEASIDE 4.7 5.0 2.3 8.0 3.0 2.3 2.0 3.0 2.3 2.7 2.7 2.6 LSD VALUE 0.9 0.9 0.8 1.3 1.2 1.2 1.0 1.3 1.2 1.2 0.9 0.5 C.V. (%) 8.9 7.5 8.1 9.2 11.0 12.0 10.3 11.7 12.1 12.1 8.6 5.4 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. 2005 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2003 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 PA1 SILT LOAM AND SILT 6.6-7.0 151-270 0-150 3.1-4.0 FULL SUN 0.0-0.5 TO PREVENT STRESS