TABLE 2. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1997 USGA/GCSAA/NTEP ON-SITE BENTGRASS TEST AT GREEN VALLEY, AZ (COUNTRY CLUB OF GREEN VALLEY) 1/ 1998 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST TURFGRASS STIMPMETER READINGS MEASURED IN INCHES 2/ QUALITY RATINGS NAME JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC MEAN PENN A-4 6.3 7.0 5.7 6.3 7.7 7.3 7.7 7.0 6.3 6.7 6.7 6.3 6.8 IMPERIAL 6.3 6.7 5.3 5.7 6.3 6.3 7.3 6.0 5.7 6.7 7.0 7.0 6.4 SR 1020 7.0 6.7 5.0 5.7 6.3 6.0 6.3 5.3 5.3 7.0 7.0 8.0 6.3 CENTURY 6.7 6.3 6.3 5.7 5.7 7.0 7.0 5.7 6.0 5.3 6.0 7.0 6.2 GRAND PRIX (LCB-103) 6.3 6.7 5.0 5.0 5.3 6.0 6.3 7.3 7.0 6.7 6.7 6.3 6.2 PROVIDENCE 7.0 7.0 5.3 6.3 6.3 6.0 6.0 5.3 5.0 5.3 6.3 7.0 6.1 L-93 5.7 5.7 5.0 5.7 6.3 6.3 6.3 5.7 5.7 7.0 6.7 6.0 6.0 SR 1119 5.7 6.0 5.0 6.0 7.0 6.7 6.3 6.0 5.7 5.3 6.3 6.0 6.0 PENN G-6 5.7 5.7 5.3 5.3 5.7 6.0 6.3 6.3 6.0 5.7 6.3 6.0 5.9 CRENSHAW 6.0 6.0 4.7 5.7 5.7 6.3 5.7 6.0 5.7 5.7 6.0 6.3 5.8 TRUELINE 7.0 6.3 4.3 6.3 6.0 5.0 5.7 5.0 3.7 5.7 6.3 8.0 5.8 CATO 6.3 6.0 4.3 5.7 5.7 6.0 6.3 4.7 4.0 5.3 5.3 7.0 5.6 PENN A-1 5.0 5.3 3.7 5.3 5.3 5.7 6.0 7.0 6.7 6.3 6.3 4.7 5.6 BACKSPIN 5.3 5.0 3.7 5.7 6.0 6.3 7.3 5.0 5.0 5.7 5.7 5.7 5.5 PENNCROSS 6.0 6.0 5.7 6.3 5.0 4.7 5.0 4.7 4.7 5.7 6.0 6.7 5.5 PENN G-1 4.7 4.7 4.0 5.3 5.0 5.7 6.3 5.3 5.7 6.7 6.7 5.0 5.4 VIPER 5.3 5.3 4.7 5.3 5.7 6.0 6.3 5.0 4.3 5.7 5.3 6.3 5.4 PUTTER 5.3 5.7 4.3 4.7 5.0 5.0 4.3 3.7 4.0 5.0 5.3 5.7 4.8 LSD VALUE 2.0 2.7 1.9 2.3 1.2 0.9 1.3 1.6 1.4 3.0 - 2.0 0.7 C.V. (%) 15.0 17.0 18.2 14.2 11.1 9.0 12.0 15.9 14.8 17.8 16.0 15.6 7.1 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 2. (CONT'D) MEAN TURFGRASS QUALITY AND OTHER RATINGS OF BENTGRASS CULTIVARS IN THE 1997 USGA/GCSAA/NTEP ON-SITE BENTGRASS TEST AT GREEN VALLEY, AZ (COUNTRY CLUB OF GREEN VALLEY) 1/ 1998 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST TURFGRASS STIMPMETER READINGS MEASURED IN INCHES 2/ E S T A S S S S S S S S S S S S T B T T T T T T T T T S T T T S O L IR IRF IR IR IR IR IR IR IRE IR IRN IRD G G T E D D D L M I MEJ MEE ME ME ME ME ME ME MEP MEO MEO MEE E R E E ES ES E E W E S S PAA PAB PA PA PA PA PA PAA PAT PAC PAV PAC NC E X DV NP NU N FR IC LOP H MDN MDR MDM MDA MD MD MD MDU MDE MDT MDE MDE N EO E LT LI SR SM SF RA NO TUR MF EIU EIU EIA EIP EI EIJ EIJ EIG EIM EIO EIM EIM A TL N EU IG II IM IA ON TL ITI EA TNA TNA TNR TNR TNM TNU TNU TNU TNB TNB TNB TNB M IO U AR NO TN TE TL SC EO N N NL EGR EGR EGC EGI EGA EGN EGL EGS EGE EGE EGE EGE E CR P FE GR YG YR YL TE RR G G TL RSY RSY RSH RSL RSY RSE RSY RST RSR RSR RSR RSR PENN A-4 6.0 7.0 7.3 3.7 7.0 7.3 7.0 7.0 6.3 5.7 97.0 107.7 112.3 89.7 94.7 90.7 95.3 86.7 91.3 84.7 68.7 83.7 86.7 IMPERIAL 5.3 6.0 7.0 2.7 6.3 7.0 7.0 5.3 6.3 6.3 97.0 107.3 112.3 90.0 91.0 97.0 95.3 97.7 104.7 93.7 74.3 83.0 94.3 SR 1020 5.7 6.0 6.3 2.0 6.7 6.0 6.7 6.3 5.7 6.3 97.0 106.7 110.7 85.7 86.7 88.3 95.3 87.7 97.0 91.7 71.3 85.7 89.7 CENTURY 5.3 6.0 7.0 2.7 6.7 6.7 6.7 7.7 6.0 6.3 92.7 111.3 111.7 86.7 90.0 104.3 94.7 93.7 101.0 92.3 70.0 87.0 89.7 LCB-103 5.3 5.0 6.3 4.3 6.3 7.0 7.0 7.3 5.7 6.3 94.3 112.0 111.3 94.7 92.7 96.3 98.0 101.3 103.7 87.7 65.3 83.7 89.0 PROVIDENCE 6.0 6.7 6.3 3.0 6.7 6.0 6.3 7.3 6.0 6.0 96.0 98.0 117.7 87.3 88.3 103.7 92.3 87.0 96.7 89.7 69.7 87.3 87.0 L-93 6.3 6.7 6.3 3.0 6.3 6.7 6.7 7.0 5.7 5.7 92.7 110.7 114.0 91.7 92.0 103.7 94.3 91.7 108.0 90.3 75.0 84.0 94.7 SR 1119 6.3 7.0 6.7 2.3 6.3 6.7 5.7 6.3 6.0 6.7 94.0 102.7 111.7 85.0 86.3 92.7 87.0 90.7 97.0 87.7 65.7 88.0 89.3 PENN G-6 5.7 6.0 6.0 4.0 6.0 6.3 6.3 6.0 5.7 5.3 97.0 102.7 110.0 87.3 93.3 98.3 89.3 90.0 95.7 89.0 66.7 85.3 81.7 CRENSHAW 6.7 6.7 6.3 3.7 6.3 5.7 6.0 4.7 5.7 5.7 96.0 111.0 115.0 85.7 92.3 89.7 100.0 92.0 98.3 89.0 70.7 83.3 88.3 TRUELINE 6.0 6.7 6.0 4.0 6.7 6.0 6.3 5.3 5.3 4.0 97.3 103.7 112.0 91.0 88.3 89.3 93.0 93.3 103.7 91.3 72.7 89.0 86.3 CATO 5.7 6.7 6.3 2.7 6.0 6.0 5.7 5.7 5.3 4.7 93.3 104.7 114.7 85.0 87.0 95.0 95.3 84.3 102.3 87.0 69.7 80.0 85.0 PENN A-1 6.3 6.7 6.0 1.7 5.7 6.3 6.0 5.3 5.0 5.7 91.7 104.0 107.3 95.3 90.7 96.7 93.0 98.0 106.7 94.3 72.7 92.0 85.3 BACKSPIN 5.0 6.0 7.0 2.7 6.3 6.7 6.0 4.7 5.3 4.3 94.7 101.3 113.3 89.3 90.3 97.3 93.3 88.7 95.3 89.0 70.7 89.3 84.0 PENNCROSS 4.7 5.3 5.7 2.7 6.3 5.0 6.0 8.3 5.7 7.7 95.7 101.0 116.3 82.0 85.7 91.7 88.3 81.7 97.0 84.3 61.3 78.3 74.3 PENN G-1 6.3 6.7 6.0 3.3 6.3 6.3 6.7 6.3 5.3 5.3 91.7 108.3 118.3 91.0 86.7 97.7 95.0 99.0 104.3 94.3 71.0 91.0 90.7 VIPER 6.7 7.7 6.3 4.0 6.3 5.7 5.7 5.3 5.0 5.7 94.7 103.7 104.7 86.7 91.3 91.7 94.0 86.0 99.7 90.7 75.3 84.7 90.3 PUTTER 5.0 5.7 6.0 5.0 5.7 5.0 6.0 5.7 4.7 4.0 96.0 101.3 109.3 83.3 91.3 92.7 85.7 83.0 99.0 87.3 68.7 85.7 81.7 LSD VALUE 0.8 0.8 0.8 2.0 1.7 0.7 0.8 1.4 1.4 1.7 7.1 - - - 12.4 27.9 - 13.4 - - - - 17.8 C.V. (%) 8.2 7.9 6.7 30.7 9.3 7.1 7.1 13.7 10.6 16.6 2.9 8.5 6.2 8.2 4.9 9.6 8.9 7.2 9.5 7.4 9.7 8.6 8.0 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.