Microelement contents | Xuanzhou district | Langxi county | Jingde county | Jing county | Total | |
Fe | Range | 1.7 - 541.8 | 6.4 - 80.3 | 10.3 - 243.4 | 5.7 - 102.8 | 1.7 - 541.8 |
Mean/S.D. | 210.1/139.1 | 60.5/9.5 | 127.5/29.8 | 48.3/15.2 | 105.9/92.6 | |
Mn | Range | 0.5 - 189.3 | 3.3 - 44.4 | 0.6 - 61.5 | 1.2 - 46.5 | 0.5 - 189.3 |
Mean/S.D. | 18.4/18.4 | 27.4/5.0 | 14.2/9.8 | 19.1/11.4 | 19.6/12.9 | |
Cu | Range | 0.4 - 8.3 | 0.1 - 12.3 | 0.1 - 27.0 | 0.1 - 48.6 | 0.1 - 48.6 |
Mean/S.D. | 4.0/1.6 | 3.6/1.0 | 2.6/1.5 | 7.0/4.1 | 4.5/3.1 | |
Zn | Range | 0.1 - 10.5 | 0.3 - 4.0 | 0.3 - 21.6 | 0.1 - 43.0 | 0.1 - 43.0 |
Mean/S.D. | 2.4/1.3 | 2.0/0.5 | 2.5/1.1 | 4.8/3.8 | 3.0/2.6 |