Keywords: حذف فسفات بیولوژیک افزایش یافته است; AISP; acid insoluble polyphosphate; ASP; acid soluble pholyphosphate; DW; dry weight; EBPR; enhanced biological phosphate removal; PBR; photobioreactor; P; phosphorus; Pi; inorganic phosphate; WSP; wastewater stabilization pond; Bio-fertilizer; Luxury upt