| 摘要 |
The invention relates to a composition suitable as fertilizer, comprising elements of nitrogen, phosphorus, potassium, calcium, magnesium and sulphur, wherein the elements are present in high concentrations. Furthermore, the sulphur is present in the form of polythionic acid compound with the general formula H2SnO6 or an ammonium, sodium, potassium, calcium or magnesium salt thereof. |
