TABLE 18. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 2003 NATIONAL BENTGRASS (GREENS) TEST AT UNIVERSITY PARK, PA 1/ 2004 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SEEDLING DENSITY DOLLAR QUALITY RATINGS NAME COLOR VIGOR SUMMER SPOT MAY JUN JUL AUG SEP OCT MEAN 235050 5.3 6.0 8.0 7.3 8.0 8.0 8.0 7.3 7.7 7.7 7.8 SHARK (23R) 4.0 7.0 7.7 6.0 7.7 8.0 8.3 8.0 7.3 6.7 7.7 007 (DSB) 4.3 6.7 8.0 7.7 7.0 7.7 8.3 7.3 7.7 8.0 7.7 SRX 1GD 5.0 6.0 8.0 6.0 7.0 8.0 8.0 8.0 7.7 7.7 7.7 DECLARATION 4.0 7.0 7.7 9.0 7.3 7.7 7.7 7.0 8.3 7.7 7.6 IS-AC 1 5.0 8.0 9.0 9.0 6.3 8.0 7.7 8.3 7.7 6.7 7.4 PENN A-1 4.0 7.0 7.7 7.3 7.0 7.3 8.3 7.3 7.3 7.3 7.4 SRX 1GPD 4.7 6.0 8.0 6.3 7.0 7.7 8.0 8.0 7.0 7.0 7.4 LEGENDARY 4.3 7.0 9.0 9.0 6.0 7.7 7.7 7.0 8.0 7.3 7.3 IS-AP 9 5.0 6.7 7.0 7.3 7.0 7.3 7.7 7.0 7.0 7.3 7.2 CY-2 4.3 6.3 6.7 8.0 6.7 7.3 7.3 6.7 7.3 7.3 7.1 EFD 5.0 5.7 9.0 9.0 5.7 6.7 7.3 7.3 7.7 7.7 7.1 BENCHMARK DSR 8.0 6.3 6.7 8.0 7.0 7.3 7.3 6.7 7.0 6.7 7.0 GREENWICH 5.0 7.0 9.0 8.3 6.0 7.3 7.0 7.3 7.3 6.7 6.9 INDEPENDENCE 5.0 6.7 6.7 6.0 6.7 7.3 7.0 6.7 6.7 7.0 6.9 T-1 8.3 8.0 7.3 5.7 7.0 7.7 7.3 6.3 7.0 6.3 6.9 KINGPIN (9200) 7.0 5.7 6.3 8.0 6.7 6.7 6.3 7.0 7.3 6.7 6.8 13-M 4.0 7.0 6.0 8.0 7.0 7.3 6.0 6.0 7.0 6.7 6.7 MEMORIAL (A03-EDI) 4.0 7.0 5.7 8.7 6.7 7.0 6.0 6.3 7.0 7.0 6.7 ALPHA 6.0 7.7 7.0 6.3 7.0 7.3 6.7 6.3 6.7 6.3 6.7 VESPER 5.3 6.0 9.0 7.7 6.0 7.7 7.3 5.7 6.7 6.7 6.7 BENGAL 4.0 7.0 6.7 4.3 7.0 7.3 6.7 5.7 5.7 6.3 6.4 LS-44 6.0 7.0 6.7 6.7 7.0 7.0 6.3 6.3 6.0 6.0 6.4 PENNLINKS II 4.7 7.3 5.3 8.0 6.7 6.3 5.7 5.3 6.0 6.0 6.0 SR 7200 5.7 3.7 8.3 9.0 5.0 6.0 4.3 4.3 4.7 5.0 4.9 PENNCROSS 4.0 8.0 4.0 7.7 5.3 6.0 4.0 4.0 5.0 4.7 4.8 LSD VALUE 1.1 0.7 0.7 1.0 0.8 0.9 0.8 1.0 0.9 1.3 0.5 C.V. (%) 14.2 6.8 6.2 8.5 7.3 6.9 7.5 9.7 8.3 11.1 4.7 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. 2004 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2003 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 PA1 SANDY LOAM 6.6-7.0 151-270 0-150 3.1-4.0 FULL SUN 0.0-0.5 TO PREVENT STRESS