| Percent EPS in soil | % Seed germination in soils | ||
| Day 5 | Day 6 | Total after 10 days | |
| 0 | 80 | 88 | 88 |
| 0.02 | 36.9 | 58.7 | 80 |
| 0.10 | 18.5 | 58.7 | 72 |
| 0.50 | 18.5 | 48.0 | 68 |