University of Illinois at Urbana-Champaign Variety Testing
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1998 Urbana Grass Trial
        2000     1999 2-yr Relative
Yield
% Trial
Mean
Brand-Variety   16-May 19-Jun 20-Jul 21-Aug Total Total Total
* Experimental Species* T DM/A T DM/A T DM/A T DM/A T DM/A T DM/A T DM/A
TF 33 TF 3.20 2.37 1.36 0.43 7.35 6.70 14.05 120
SELECT TF 3.21 2.04 1.04 0.33 6.62 7.19 13.81 118
KENTUCKY 31 TF 3.01 2.31 1.04 0.33 6.68 6.83 13.51 116
AMPAC PP1* MX 3.39 2.10 1.03 0.33 6.84 6.14 12.98 111
OG 8703 OG 3.16 1.99 0.84 0.24 6.23 6.50 12.73 109
BENCHMARK TM 3.07 2.30 1.00 0.20 6.56 5.76 12.32 105
BRONSON* TF 2.83 1.99 1.03 0.31 6.16 5.70 11.85 101
CONDOR OG 2.99 1.67 0.76 0.09 5.50 6.31 11.81 101
POTOMAC PRT 2.73 1.97 0.85 0.19 5.74 6.01 11.75 101
OG9501* TF 3.00 1.96 0.82 0.10 5.88 5.80 11.68 100
OFI93E* OG 2.93 1.99 0.93 0.16 6.02 5.57 11.58 99
HAYMATE OG 2.68 2.10 0.81 0.23 5.81 5.68 11.49 98
WARRIOR OG 2.65 2.07 0.80 0.20 5.71 5.77 11.48 98
BISON TM 2.12 2.23 0.59 0.22 5.16 6.33 11.48 98
AMPAC PP2* TF 2.82 1.95 0.92 0.33 6.02 5.40 11.42 98
TAKENA OG 2.41 2.06 0.80 0.22 5.48 5.92 11.39 97
CLAIR TM 2.86 1.75 0.46 0.10 5.16 5.57 10.73 92
LINCOLN SB 2.27 1.50 0.68 0.11 4.56 5.47 10.03 86
COLT TM 2.21 1.56 0.56 0.15 4.48 5.39 9.87 84
GRAND DADDY PRT 2.01 1.75 0.60 0.23 4.58 5.21 9.79 84
TONGA PRT 2.45 1.81 0.53 0.13 4.92 4.82 9.74 83
                   
Mean   2.76 1.97 0.83 0.22 5.78 5.91 11.69  
5%_LSD   0.46 0.22 0.17 0.10 0.60 0.75 1.08  
CV(%)   11.87 7.75 14.34 31.65 7.29 8.96 6.55  
MCV(%)   16.79 10.96 20.29 44.77 10.31 12.68 9.27  
 
Date of Seeding: April 18th, 1998.          
Soil Type: Drummer-Flanagan silty-clay loam.          
Herbicides: August 5th (Weedone 638).        
Fertilizer: April 1st and May 19th 75lbs. N.        
Plot Dimensions: 3' x 19'.          
 
* OG= Orchard grass PG= Prairie grass      
PR= Perennial ryegrass HRG= Hybrid ryegrass      
SB= Smooth bromegrass PRT= Perennial ryegrass tetrapoid      
TF= Tall fescue MX= Mixture      
C= Chicory FS= Festulolium      
TM= Timothy LH= Lolium Hybidum      

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University of Illinois at Urbana-Champaign
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