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Table 2.  1996-1999 alfalfa variety yields at the Feldun Purdue Agriculture Center, Bedford, IN  Seeding date: Reseeded May 20, 1997

      Dry Matter Yield (T/A)

1997 1998 1999 97-99

% of Check

Entry total total total total 97-98 97-99
SuperCuts 1.17 * 6.06 * 5.02 * 12.25 * 104 108
Affinity +Z 1.11 * 5.99 * 5.02 * 12.12 * 102 106
DK127 1.20 * 5.92 * 4.78 * 11.90 * 102 104
ABT-405 1.15 * 6.12 * 4.48 11.75 * 104 103
Choice 1.12 * 6.01 * 4.58 11.71 * 102 103
630 1.08 5.79 * 4.73 * 11.60 * 99 102
GEM 1.07 5.68 * 4.81 * 11.56 * 97 101
5454 1.09 5.64 * 4.80 * 11.53 97 101
WL 326 GZ 1.13 * 5.66 * 4.70 * 11.49 98 101
Vernal 1.12 * 5.84 * 4.43 11.39 100 100
Total +Z 1.21 * 5.76 * 4.36 11.33 100 99
5312 1.00 5.32 4.97 * 11.29 91 99
Excalibur II 1.14 * 5.35 4.67 * 11.16 93 98
x ZN 9541 1.09 5.61 * 4.43 11.13 96 98

Grand mean 1.12 5.77 4.70 11.59
LSD (5%) 0.11 0.71 0.42 0.97  
C.V. (%) 6.96 8.48 6.18 5.3    
No. of harvests 1      3      3       7      

Study was destroyed by excessive rainfall in 1996 and replanted in 1997
Entries with names preceded by "x" were tested using experimental seed that may not give
performance identical to commercially available seed.
Yields followed by an asterisk (*) are not significantly different from the highest yield in the column.
Yield of "Vernal" used to calculate % of check
Location: Bedford, IN
Design:  Randomized block, 4 replications, 14 entries
Soil Type: Muren silt loam
Plots:  Five rows, 2.5' x 20', (harvested 2.5' x 15')
Seeded:  Reseeded May 20, 1997, with 15 lb. live seed / acre;  1.3 lb. a.i. Balan / acre, incorporated
Fertilizer:  60 lb. P2O5 and 250 lb. K2O / acre applied after first and final harvest
Insects:  Alfalfa weevil and potato leafhopper controlled by spraying
(Copyright 1999 Purdue Research Foundation)

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Send mail to Jerry Schmierer Email: jlschmierer@ucdavis.edu with questions or comments about this web site.
Copyright 1998 Purdue University Agronomy Extension
Last modified: March 09, 2000