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Table 8. 97 Pinney

Table 8. 1997-1998 alfalfa variety yields at the Pinney Purdue Agriculture Center, Wanatah, IN
Seeding date: April 25, 1997

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

Choice 2.53 * 8.50 * 11.02 * 109
WL 324 2.41 * 8.57 * 10.98 * 109
5312 2.36 * 8.53 * 10.89 * 108
Demand 2.45 * 8.43 * 10.88 * 108
DK140 2.19 8.59 * 10.78 * 107
WL 325 HQ 2.33 * 8.44 * 10.77 * 107
GEM 2.24 * 8.43 * 10.67 * 106
DK141 2.34 * 8.23 * 10.57 * 105
x WL 326 GZ 2.13 8.38 * 10.51 * 104
5454 2.12 8.38 * 10.49 * 104
GH 797 2.30 * 8.17 * 10.47 * 104
Spur 1.84 8.30 * 10.13 100
Vernal 2.17 7.93 10.10 100
DK127 2.12 7.76 9.87 98

Grand mean 2.25 8.33 10.58
LSD (5%) 0.30 0.60 0.74
C.V. (%) 9.15 4.99 4.85
No. of harvests 2 4 6

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: Wanatah, IN
Design: Randomized block, 4 replications, 14 entries
Soil Type: Tracy sand
Plots: Five rows, 2.5' x 20', (harvested 2.5' x 15')
Seeded: April 25, 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
Irrigation:1998 total (8.5")= ( 6-26, 1")- ( 6-29, 1")- (7-22, 2")- (8-3, 1")- (8-18, 1.5")- (9-4, 2") 1997 total (4.5")
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