| Region | Available Fe | Available Mn | Available Cu | Available Zn | ||||||||
| Low | Middle | High | Low | Middle | High | Low | Middle | High | Low | Middle | High | |
| Xuanzhou | 1 | 3 | 919 | 91 | 419 | 413 | 0 | 11 | 912 | 16 | 38 | 869 |
| Langxi | 3 | 0 | 914 | 1 | 5 | 911 | 1 | 1 | 915 | 2 | 22 | 893 |
| Jingde | 0 | 0 | 1028 | 106 | 578 | 344 | 3 | 56 | 969 | 2 | 24 | 1002 |
| Jin | 0 | 8 | 1321 | 95 | 481 | 753 | 3 | 3 | 1323 | 8 | 27 | 1294 |
| Total | 4 | 11 | 4182 | 293 | 1483 | 2421 | 7 | 71 | 4119 | 28 | 111 | 4058 |