- Magnesium, a vital element for crop growth, provides an extra boost. In fact, severe magnesium deficiency can reduce potato yields by up to 15%!
- Sulphate of Potash, increases numbers in root vegetables and improves taste. Higher starch production also improves the potato skin and increases dry matter.
- Sulphur plays a role in nitrogen stabilization and amino acid and protein production. It also helps to reduce the level of common and powdery scab. This effect may be due to a reduction in the soil pH where elemental sulphur is used.