In order to isolate a well-tolerated microalgae strain and study its capability of wastewater treatment,a newly microalgae strain was isolated and identified from fresh water.The phylogenetic analysis indicates that t...In order to isolate a well-tolerated microalgae strain and study its capability of wastewater treatment,a newly microalgae strain was isolated and identified from fresh water.The phylogenetic analysis indicates that this strain has a close relationship with Desmodesmus sp.,named as EJ 9-2.The effects of temperature,pH value and NaCl concentration on growth of Desmondesmus sp.were investigated;the capability of nutrient removal from alkaline wastewater was also observed.Desmodesmus sp.EJ 9-2 had a wide pH adaptation range(3-12)and could remove nitrogen,phosphorus and COD which might substantially decrease the cost of biofuel production.The research can provide evidence for outdoor large-scale cultivation of microalgae.展开更多
基金This investigation was financially supported by“The Twelfth Five-Year Plan”for Science&Technology Supporting Project(Grant No.2012BAD47B03,Chinese Ministry of Science and Technology)Beijing Municipal Key Discipline of Biomass Engineering.
文摘In order to isolate a well-tolerated microalgae strain and study its capability of wastewater treatment,a newly microalgae strain was isolated and identified from fresh water.The phylogenetic analysis indicates that this strain has a close relationship with Desmodesmus sp.,named as EJ 9-2.The effects of temperature,pH value and NaCl concentration on growth of Desmondesmus sp.were investigated;the capability of nutrient removal from alkaline wastewater was also observed.Desmodesmus sp.EJ 9-2 had a wide pH adaptation range(3-12)and could remove nitrogen,phosphorus and COD which might substantially decrease the cost of biofuel production.The research can provide evidence for outdoor large-scale cultivation of microalgae.