Fertilizers
Groner Mag
Prevents and cures deficiencies of micronutrients and magnesium
Fertigation • Foliar • Organic Farming
Stemma Solmag is a mineral powder fertilizer COMPOSITION % w/w characterized by high purity and water- solubility, containing magnesium and synergistic micronutrients in chelated form.
Magnesium is an important element for the formation of chlorophyll, for the assimilation of phosphorus and other elements, and for the synthesis of sugars and pectins.The microelements present in chelated form prevent nutritional deficiencies and promote the absorption of magnesium.
Rate of use
Composition % w/w (equivalent to % w/v at 20°C)
Rate of use
Foliar: All the crops 2.5-4 kg/ha
Composition % w/w (equivalent to % w/v at 20°C)
| Magnesium oxide (MgO) sol. in water | 15.5% w/w |
| Sulphur trioxide (SO3) sol. in water | 31% w/w |
| Boron (B) sol. in water | 0.1% w/w |
| Copper (Cu) chelated by EDTA sol. in water | 0.1% w/w |
| Manganese (Mn) chelated by EDTA sol. in water | 0.1% w/w |
| Zinc (Zn) chelated by EDTA sol. in water | 0.1% w/w |