磷酸钾、磷酸二氢钾是新兴的高浓度、高速效磷钾肥,性质稳定,易溶于水,用量极少,施用方便,可作叶面喷施,适宜于各种农林作物,不受土壤性质限制,增产率高,在国际上被誉为“肥料大王”。利用农村盛产的畜骨和简易设备,便可土法生产上述用途广泛、市场需量大的磷钾肥。 Potassium phosphate, potassium dihydrogen phosphate is a new high-concentration, high-efficiency phosphorus and potassium fertilizer, stable in nature, easily soluble in water, dosage is very small, easy to apply, can be used for foliar spraying, suitable for all kinds of agriculture and forestry crops, Nature restrictions, high yield, known internationally as “fertilizer king.” Utilizing the abundant livestock bones and simple equipment in the countryside, we can produce native P and K fertilizer with the above-mentioned wide range of uses and large market demands.