顆粒肥料大体上可分为兩种:一种是在过磷酸鈣工厂就把單純的过磷酸鈣制成顆粒,叫做无机顆粒磷肥,这种粒肥比粉狀过磷酸鈣在包裝运輸貯藏和施用方面均較方便;另一种是在农村中把粉狀磷肥和农家的廐肥泥炭等有机肥料混合制成顆粒,叫做有机—无机顆粒磷肥。这二种粒肥一般认为是目前使用磷肥最有 Particulate fertilizer can be roughly divided into two kinds: one is in the superphosphate plant put pure superphosphate into particles, called inorganic particles of phosphate fertilizer, the powder fertilizer than powdered superphosphate in the packaging, transportation, storage and application Are more convenient; the other is in the rural areas of powdered peat and farmer’s peat and other organic fertilizer made of organic fertilizer particles, called organic-inorganic particles of phosphate fertilizer. The two kinds of grain fertilizer is generally considered to be the most used phosphate fertilizer