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Table 7. 97 ARC

Table 7. 1997-1998 alfalfa variety yields at the Agronomy Research Center, West Lafayette , IN
Seeding date: April 23, 1997

Dry Matter Yield (T/A) % of
1997 1998 97-98 Check
Entry total total total 97-98

DK140 3.21 * 7.53 * 10.74 * 134
GEM 3.28 * 7.36 * 10.64 * 133
Choice 2.98 * 7.12 * 10.10 * 126
5454 2.89 * 7.15 * 10.04 * 125
Ace 3.05 * 6.99 * 10.04 * 125
Demand 2.96 * 7.01 * 9.97 * 124
Complete 2.93 * 7.03 * 9.95 * 124
2888 3.00 * 6.92 9.93 124
DK141 3.02 * 6.86 9.88 123
5312 3.02 * 6.83 9.86 123
631 3.06 * 6.79 9.85 123
Rushmore 2.78 6.90 9.68 121
Spur 2.70 6.97 * 9.67 120
WH 80 2.87 6.80 9.67 120
DK127 2.63 6.86 9.50 118
Safeguard 2.55 6.51 9.06 113
Vernal 2.53 5.50 8.03 100

Grand mean 2.91 6.89 9.80
LSD (5%) 0.41 0.59 0.81
C.V. (%) 9.87 5.98 5.79
No. of harvests 3 4 7

Entries with names preceded by "x" were tested using experimental seed that may not give perfomance 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: Agronomy Research Center, IN
Design: Randomized block, 4 replications, 17 entries
Soil Type: Xenia silt loam
Plots: Five rows, 2.5' x 20', (harvested 2.5' x 15')
Seeded: April 23, 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 1998 Purdue Research Foundation)


Last Updated on 2/8/99
By Jerry Schmierer
Email: jlschmierer@ucdavis.edu