After 32 days, experiment, the total dissolved phosphorus (TDP) accounts for 53% of total phosphorus (TP), and phosphate (PO43-) is the main component of TDP.

• 经32d降解后,水体内的总溶解磷（TDP）可达总磷（TP）的53%25,而 TDP的主要成分为PO_4~(3-)。