Welcome to Agronomy.
Department of Agronomy > Agronomy Extension
Table 4.  1997-2000 alfalfa variety yields at the Southeast-Purdue Agricultural Center, Butlerville, IN                    
Seeding date:  May 21, 1997        
   

Dry Matter Yield (T/A)

1997 1998 1999 2000 97-00

 % of Check

  Entry total   total   total   total   total   97-98 97-99 97-00
5312 1.09 * 9.70 * 6.84 * 8.34 * 27.06 * 114 115 116
Complete 1.01 * 9.64 * 6.47 * 8.74 * 26.88 * 112 112 115
5454 1.05 * 9.38 * 6.68 * 8.33 * 26.55 * 110 112 114
ABT-405 1.06 * 9.28 * 6.50 * 8.34 * 26.53 * 109 110 114
DK141 1.16 * 9.33 * 6.47 * 8.05 26.18 * 111 111 112
Choice 1.13 * 9.51 * 6.20 * 8.00 26.13 * 112 110 112
DK140 1.08 * 9.35 * 6.67 * 8.14 26.05 * 110 112 112
631 1.15 * 9.40 * 6.51 * 7.69 25.65 * 111 111 110
GEM 1.12 * 9.22 * 6.36 * 7.82 25.64 * 109 109 110
Spur 1.14 * 9.19 * 5.93 7.25 24.64 109 106 106
Vernal 1.12 * 8.35 5.84   6.85   23.28   100 100 100
  Grand mean 1.10   9.30   6.41   7.96 25.87  
LSD (5%) 0.17 0.62 0.65 0.44 1.5
C.V. (%) 10.8 4.6 7.0 3.9 4.0
  No. of harvests 2   4   4   5   15        
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:  Butlerville, IN
Design:  Randomized block, 4 replications, 11 entries
Soil Type:  Avonburg silt loam
Plots:  Five rows, 2.5' x 20', (harvested 2.5' x 15')
Seeded:  May 21, 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 2000 Purdue Research Foundation)

 

 

 

 

For more forage information contact Dr. Keith Johnson: johnsonk@purdue.edu

Copyright © 2007, Purdue University, all rights reserved.
An equal access/opportunity university.

1-888-EXT-INFO (1-888-398-4636)