Optimum pH Range for Availability of Different Nutrients
|
Nutrients |
Optimum pH Range |
|
Nitrogen |
6.0 – 8.0 |
|
Phosphorus |
6.5 – 7.5 |
|
Potassium |
6.0 – 7.5 |
|
Sulphur |
6.0 and above |
|
Calcium and Magnesium |
7.0 – 8.5 |
|
Iron |
6.0 and below |
|
Manganese |
5.0 – 6.5 |
|
Boron, Copper and Zinc |
5.0 – 7.0 |
|
Molybdenum |
7.0 and above |
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