FERTILIZERS CONTAINING AMMONIUM THIOSULFATE

摘要

Ammonium thiosulfate (ATS)-containing fertilizers of the environmental protection type. Powdery fertilizers containing a powdery ATS-containing fertilizer, which is prepared by adding 1 to 50% by weight of an aqueous ATS solution to a material having a base exchange capacity and/or a porous material (hereinafter referred to as ATS-carrying material(s)) followed by mixing and adding an acid or an acidic material to the resultant mixture to thereby adjust the mixture to pH 5.5 to 7.6, and one or more components selected from among nitrogen, phosphoric acid and potassium; or powdery or granular ATS-containing fertilizers obtained by adding the ATS-carrying material(s) to the powdery fertilizer and further adding 1 to 15% by weight of an aqueous ATS solution followed by mixing.