The early harvest Regional samples fried light with all falling within the USDA "0" rating. AC92009-4Ru and AC93026-9Ru were the only entries to have
non-uniform fries with absolute differences between stem and bud photovolt readings of 14.8 and 16.3 respectively.
| PHOTOVOLT | DIFFERENCE | USDA | ||||
| Clone | Stem | Bud | Average | STEM - BUD | COLOR | |
| 1 | Ranger Russet | 42.5 | 41.1 | 41.8 | 6.9 | 0 |
| 2 | Russet Burbank | 41.9 | 45.6 | 43.7 | 5.5 | 0 |
| 3 | Russet Norkotah | 40.6 | 44.1 | 42.4 | 4.4 | 0 |
| 4 | Shepody | 53.1 | 52.6 | 52.8 | 4.3 | 0 |
| 5 | A91186-2 | 52.1 | 54.0 | 53.1 | 2.8 | 0 |
| 6 | A91814-5 | 52.1 | 53.8 | 53.0 | 3.1 | 0 |
| 7 | A92030-5 | 49.8 | 53.2 | 51.5 | 3.8 | 0 |
| 8 | A92294-6 | 56.5 | 56.8 | 56.6 | 4.3 | 0 |
| 9 | A9304-3 | 53.8 | 51.6 | 52.7 | 4.9 | 0 |
| 10 | A9305-10 | 52.2 | 51.2 | 51.7 | 2.3 | 0 |
| 11 | A93157-6LS | 42.9 | 46.0 | 44.4 | 3.9 | 0 |
| 12 | AC92009-4Ru | 31.2 | 45.6 | 38.4 | 14.8 | 0 |
| 13 | AC93026-9Ru | 36.7 | 52.6 | 44.6 | 16.3 | 0 |
| 14 | ATX9202-1Ru | 50.2 | 51.2 | 50.7 | 5.4 | 0 |
| 15 | ATX92230-1Ru | 51.3 | 51.6 | 51.4 | 3.4 | 0 |
| 16 | CO93001-11Ru | 47.9 | 45.6 | 46.7 | 6.0 | 0 |
| 17 | CO93016-3Ru | 45.1 | 43.4 | 44.2 | 5.2 | 0 |
| 18 | PA95A11-14 | 48.9 | 47.4 | 48.2 | 5.7 | 0 |
| 19 | TC1675-1Ru | 52.6 | 52.8 | 52.7 | 3.3 | 0 |
| LSD 0.05 | 4.0 | 3.9 | ||||
| Average | 47.4 | 49.5 | 48.5 | 5.6 | 0 | |
| * Average of 12 individual tuber absolute differences | ||||||
| Planting date: | April 1 | |||||
| Harvest date: | Aug. 26 | |||||
| Fried on: | Sept. 3 | |||||