| 摘要 |
<p>Liquid concentrates intended for nutrition of plants containing silicon bonded in the form of potassium silicates contain potassium phosphate and/or at least one of condensated potassium phosphates. The weight ratio K2O : P2O5 in the potassium phosphate or condensated potassium phosphate contained in the liquid silicon concentrate according to this solution is always higher than 1.1.</p> |
