NUTRIENT
SUFFICIENCY RANGES FOR WHEAT
(Upper leaves
sampled prior to initial bloom)
| Nutrient Element | Unit | Sufficient |
|---|---|---|
| Nitrogen (N) | % | 2.59-4.00 |
| Phosphorus (P) | % | 0.21-0.50 |
| Potassium (K) | % | 1.51-3.00 |
| Calcium (Ca) | % | 0.21-1.00 |
| Magnesium (Mg) | % | 0.16-1.00 |
| Sulfur | % | 0.21-0.40 |
| Manganese (Mn) | ppm | 16-200 |
| Iron (Fe) | ppm | 11-300 |
| Boron (B) | ppm | 6-40 |
| Copper (Cu) | ppm | 6-50 |
| Zinc (Zn) | ppm | 21-70 |