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Table 9. 1999 alfalfa variety yields Northeast Purdue Agricultural Center, Columbia City, IN Seeding date: May 11, 1998 Dry Matter Yield T/A
1999 % of
Entry
total
Check
Winterking 4.63 * 108 GH 788 4.39 * 103 Depend +EV 4.34 * 102 Synergy 4.30 * 101 Choice 4.29 * 100 Vernal 4.27 * 100 FQ 314 4.06 * 95 A 9503 4.06 * 95 Green Field 4.03 * 94 53Q60 3.90 * 91 Alfastar 3.82 89 Geneva 3.80 89 DK 134 3.75 88 GH 797 3.75 88 TMFMulti-Plier2 3.75 88 DK 141 3.73 87 Feast +EV 3.67 86 DK 140 3.66 86 Ace 3.60 84
Grand mean 3.99 LSD (5%) 0.8 C.V. (%) 14.1 No. of harvests 2
No 1998 harvest
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: Columbia City, IN Design: Randomized block, 4 replications, 19 entries Soil Type: Boyer sandy loam Plots: Five rows, 3' x 20', (harvested 3' x 15') Seeded: May 11, 1998, 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 leafhoppers controlled by spraying (Copyright 1999 Purdue Research Foundation)
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