| Region | Available Fe | Available Mn | Available Cu | Available Zn | ||||||||
| Low | Middle | High | Low | Middle | High | Low | Middle | High | Low | Middle | High | |
| Xuanzhou | 0 | 3 | 43 | 8 | 38 | 0 | 0 | 18 | 28 | 2 | 4 | 40 |
| Langxi | 0 | 0 | 27 | 1 | 25 | 1 | 0 | 1 | 26 | 0 | 6 | 21 |
| Jingde | 0 | 0 | 27 | 2 | 25 | 0 | 0 | 2 | 25 | 1 | 5 | 21 |
| Jin | 0 | 0 | 24 | 3 | 21 | 0 | 0 | 3 | 21 | 0 | 3 | 21 |
| Total | 0 | 3 | 121 | 14 | 109 | 1 | 0 | 24 | 100 | 3 | 18 | 103 |