Yields of potatoes (lbs)
| Row | Column | Treatment | Yield | Nitrogen | Phosphate |
| 1 | 4 | A | 390 | None | None |
| 2 | 6 | A | 282 | None | None |
| 3 | 1 | A | 384 | None | None |
| 4 | 5 | A | 323 | None | None |
| 5 | 2 | A | 432 | None | None |
| 6 | 3 | A | 259 | None | None |
| 1 | 2 | B | 527 | None | Single |
| 2 | 1 | B | 489 | None | Single |
| 3 | 4 | B | 422 | None | Single |
| 4 | 6 | B | 384 | None | Single |
| 5 | 3 | B | 411 | None | Single |
| 6 | 5 | B | 326 | None | Single |
| 1 | 5 | C | 504 | None | Double |
| 2 | 2 | C | 475 | None | Double |
| 3 | 3 | C | 483 | None | Double |
| 4 | 4 | C | 439 | None | Double |
| 5 | 6 | C | 466 | None | Double |
| 6 | 1 | C | 500 | None | Double |
| 1 | 6 | D | 416 | Single | None |
| 2 | 3 | D | 415 | Single | None |
| 3 | 5 | D | 334 | Single | None |
| 4 | 2 | D | 448 | Single | None |
| 5 | 1 | D | 452 | Single | None |
| 6 | 4 | D | 366 | Single | None |
| 1 | 1 | E | 633 | Single | Single |
| 2 | 4 | E | 488 | Single | Single |
| 3 | 2 | E | 481 | Single | Single |
| 4 | 3 | E | 505 | Single | Single |
| 5 | 5 | E | 594 | Single | Single |
| 6 | 6 | E | 420 | Single | Single |
| 1 | 3 | F | 652 | Single | Double |
| 2 | 5 | F | 571 | Single | Double |
| 3 | 6 | F | 646 | Single | Double |
| 4 | 1 | F | 620 | Single | Double |
| 5 | 4 | F | 617 | Single | Double |
| 6 | 2 | F | 505 | Single | Double |