| Total | Total | Relative Yield | |
| Variety | 2004 | 2003 | 2004 |
| Commercial Seed: | ---- Tons Dry Matter/Acre ---- |
% mean |
|
| WL 357 HQ | 7.22 | 2.97 | 105 |
| 4A421 | 7.14 | 2.93 | 104 |
| Hybri Force 420/wet | 7.02 | 3.10 | 102 |
| FSG 505 | 7.01 | 2.98 | 102 |
| 54V46 | 6.97 | 3.12 | 101 |
| 54V54 | 6.93 | 2.96 | 101 |
| 54H91 | 6.92 | 2.96 | 100 |
| FSG 351 | 6.92 | 3.09 | 100 |
| Evermore | 6.91 | 3.08 | 100 |
| 6420 | 6.90 | 3.25 | 100 |
| GH 744 | 6.88 | 3.15 | 100 |
| 6400 HT | 6.88 | 3.11 | 100 |
| Reward II | 6.86 | 3.09 | 100 |
| Alfa Star II | 6.83 | 3.11 | 99 |
| 54Q25 | 6.83 | 2.94 | 99 |
| L-311 | 6.83 | 3.07 | 99 |
| Power 4.2 | 6.83 | 2.94 | 99 |
| FSG 406 | 6.82 | 3.02 | 99 |
| Winter Gold | 6.75 | 3.08 | 98 |
| Regal | 6.72 | 3.06 | 98 |
| WL 348 AP | 6.72 | 3.08 | 98 |
| Feast + EV | 6.72 | 2.94 | 97 |
| Vernal | 6.31 | 2.78 | 92 |
| Mean | 6.89 | 3.04 | |
| LSD (0.05) | 0.33 | 0.21 | |
| CV % | 3.40 | 4.80 | |
| * Note: Stand was 90 % on 9-9-04 | |||
| Data subjected to Nearest Neighbor AOV, adjusted means reported. | |||
| Establishment: | Seeded with a Hege 3-point hitch drill with presswheels at 16 lb/a. Eptam was applied PPI at 2qt/a. | ||
| Plot size: | 4' x 20', 15' alleys and borders. RCBD with four reps. | ||
| Soil type and analysis: | Riddles silt loam, pH = 6.41, P =54 lb/a, K = 238 lb/a, CEC = 8 (9/01). | ||
| 2004 Fertilization: | Fall applied 500 lb/a of 0-18-36 in 2001. | ||
| 2004 Pest control: | Insecticide was applied 10-June and 9-July for potato leafhopper control. | ||