Effects of one application of 96% granular elemental sulfur @ 1 0 lbs./100 sq. ft. on micronutrient availability after 10 years. Ten pounds of sulfur applied 6-6-75.
| Treatment | Date & Depth | pH | Iron | Manganese | Zinc |
|---|---|---|---|---|---|
| 6-6-75 | |||||
| 0-3” depth | 8.2 | 11 | 9 | 2.2 | |
| 1-6-76 | |||||
| 0-3” depth | 7.8 | 46 | 30 | 3.4 | |
| 5-17-85 | |||||
| No | 0-1.5” depth | 7.9 | 23 | 13 | 3.0 |
| Sulfur | 1.5-3” depth | 7.7 | 19 | 10 | 3.2 |
| 5-17-85 | |||||
| 10 lbs. | 0-1.5” depth | 5.9 | 123 | 47 | 3.2 |
| Sulfur | 1.5-3” depth | 7.6 | 104 | 33 | 4.6 |