Critical content in soils (mg/kg) | Moanda soil | ||
Elements | Deficiency | Toxicity | Mean content (mg/kg) |
B | 10 | 50 - 200 | - |
Cu | 3 - 5 | 20 - 100 | 106.35 |
Fe | 50 | 1000 | 334,282.35 |
Mn | 10 - 20 | 300 - 500 | 52,697.65 |
Mo | 0.1 | 10 - 50 | - |
Zn | 15 - 20 | 100 - 400 | 250.71 |
Ni | 1 - 5 | 10 - 100 | 2622.35 |
Co | 0.2 | 15 - 50 | 117.76 |