TABLE 9. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 2003 NATIONAL BENTGRASS (GREENS) TEST AT ST. PAUL, MN 1/ 2006 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SPRING DENSITY DOLLAR SPOT RATINGS QUALITY RATINGS NAME COLOR GREENUP FALL JULY 20 JULY 28 AUGUST 17 APR MAY JUN JUL AUG SEP MEAN IS-AP 9 6.7 6.0 5.7 6.3 6.0 5.7 6.3 7.0 7.7 7.0 6.3 7.0 6.8 007 (DSB) 7.0 4.7 6.5 7.7 6.7 6.7 5.0 6.3 6.7 7.3 6.5 6.5 6.5 MEMORIAL (A03-EDI) 6.0 5.7 6.0 8.7 8.3 8.0 6.0 6.3 6.3 6.0 7.7 6.7 6.5 BENCHMARK DSR 8.0 7.3 6.0 8.7 8.0 6.7 7.0 6.3 6.7 6.3 7.0 5.0 6.4 DECLARATION 7.3 4.7 5.7 9.0 8.7 8.3 5.0 7.0 6.7 7.0 6.7 6.3 6.4 KINGPIN (9200) 8.3 7.3 5.5 8.0 7.7 7.0 7.0 6.0 6.0 6.7 6.5 6.0 6.4 PENN A-1 6.0 6.7 6.7 6.7 7.0 6.0 6.7 6.3 6.3 6.3 6.0 6.0 6.3 T-1 8.3 8.0 7.0 4.7 4.0 4.0 6.7 7.3 6.7 6.7 5.3 4.7 6.2 AUTHORITY (235050) 6.7 4.3 6.7 6.0 5.3 5.3 4.3 7.0 6.3 7.0 5.7 5.7 6.0 LS-44 5.7 6.3 6.3 6.3 5.3 5.0 6.3 6.3 6.7 6.0 5.7 5.0 6.0 13-M 5.7 6.7 6.3 8.7 8.3 8.0 7.3 5.0 5.3 5.0 6.7 5.3 5.8 CY-2 6.3 4.0 4.0 7.3 7.3 6.7 4.3 6.7 6.0 6.3 6.0 5.3 5.8 ALPHA 6.0 6.7 7.0 4.3 3.3 3.3 6.3 7.3 6.0 5.3 4.7 4.3 5.7 PENNLINKS II 7.7 6.7 5.0 8.3 8.0 7.3 6.3 5.3 5.0 4.7 7.3 5.7 5.7 SHARK (23R) 6.0 4.7 7.0 4.0 3.7 3.0 4.7 7.0 6.3 6.3 3.7 3.5 5.4 INDEPENDENCE 7.0 6.7 6.3 3.7 3.0 3.7 5.3 6.3 5.3 6.3 4.7 4.0 5.3 BENGAL 5.7 6.0 6.3 4.3 4.0 3.7 5.0 6.0 5.3 5.3 4.7 4.7 5.2 MACKENZIE (SRX 1GPD) 5.7 4.3 4.3 4.7 4.0 4.3 4.3 5.0 6.0 5.3 5.0 5.0 5.2 TYEE (SRX 1GD) 7.0 6.7 6.5 5.0 5.3 3.5 4.3 5.3 5.7 5.3 4.5 5.0 5.0 VESPER 4.7 3.0 7.0 7.7 7.3 7.3 4.7 6.3 3.7 4.0 4.3 3.3 4.4 GREENWICH 5.0 3.0 6.7 9.0 8.3 8.7 4.0 6.3 3.7 4.0 4.3 3.7 4.3 PENNCROSS 6.7 7.0 4.0 5.0 5.0 3.7 5.7 4.0 3.7 3.3 5.3 3.7 4.3 VENUS (EFD) 3.7 2.7 6.3 9.0 8.7 8.3 4.3 6.0 3.7 4.0 3.7 3.3 4.2 LEGENDARY 4.3 2.7 6.7 8.7 8.7 8.3 4.3 6.7 3.3 3.3 3.7 3.0 4.1 VILLA (IS-AC 1) 5.0 2.3 7.0 9.0 9.0 9.0 4.0 6.0 3.3 3.7 4.0 3.7 4.1 SR 7200 4.7 2.7 6.3 8.7 8.7 8.0 4.7 5.7 3.0 3.0 3.7 2.0 3.7 LSD VALUE 1.1 1.7 3.5 1.8 1.7 1.5 2.4 1.5 1.4 1.0 1.5 1.5 0.9 C.V. (%) 11.1 20.4 21.1 17.1 16.9 15.5 22.5 12.9 16.5 12.5 16.4 18.4 10.9 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. 2006 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 MN1 SAND 7.6-8.5 0-60 0-150 3.1-4.0 FULL SUN 0.0-0.5 TO PREVENT STRESS