خفض نسبة الفوسفات والنترات في الاوساط المحضرة صناعياً ومن مياه الفضلات باستخدام طحلب Scendesmus quadricauda

The effeiciency of Algae s. quadricauda has been tested in reducing the Phosphate and Nitriate, in industrial culture media and sample of waste water, The rate of removal has been recorded for phosphate element in waste water (40.24, 75.54, 75.94)% for the first, second and third day respectivally and the highest average of removing for Phosphate and Nitrate (99.77, 60.54)% respectivally for the seventh day from culture the sample of industrial, cultural media that contain 2 mg/L phosphate.The removal rate reached to (24.5, 34, 39.5)% for first, second and third day, respectivally and in log increased for cells 82.183 cell/ml in comparative with sample of waste water and in log increased for living mass 94.673 cell/ml by experiment continuing twelve days .