A Comparative Study of Scenedesmus dimorphus Cultured with Synthetic and Actual Wastewater

This study compared the growth of the microalgae Scenedesmus dimorphus in synthetic wastewater and actual wastewater under different cultivation conditions, in terms of nitrogen and phosphorus availability, wastewater quality, light condition and CO2 additio...

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Autores principales:	Liang Li, Kun Chi
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	<i>Scenedesmus dimorphus</i> synthetic wastewater actual wastewater nutrient source light condition Hydraulic engineering TC1-978 Water supply for domestic and industrial purposes TD201-500
Acceso en línea:	https://doaj.org/article/86611afdb817457292e2548c3f3c165c
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spelling	oai:doaj.org-article:86611afdb817457292e2548c3f3c165c2021-11-11T19:56:07ZA Comparative Study of <i>Scenedesmus dimorphus</i> Cultured with Synthetic and Actual Wastewater10.3390/w132130602073-4441https://doaj.org/article/86611afdb817457292e2548c3f3c165c2021-11-01T00:00:00Zhttps://www.mdpi.com/2073-4441/13/21/3060https://doaj.org/toc/2073-4441This study compared the growth of the microalgae <i>Scenedesmus dimorphus</i> in synthetic wastewater and actual wastewater under different cultivation conditions, in terms of nitrogen and phosphorus availability, wastewater quality, light condition and CO<sub>2</sub> addition. The results show that the form of nitrogen source had a significant effect on the growth of microalgae. Urea as a nitrogen source increased the growth rate of <i>S. dimorphus</i> significantly, while the high concentration of inorganic nitrogen inhibited the growth. When phosphate was 4 mg/L and pH was 7, the growth of <i>S. dimorphus</i> was the greatest. The bacteria in actual wastewater not only promote the growth of microalgae but also facilitate the formation of flocs, which is conducive to biomass harvest. With the increase in light intensity and light duration, <i>S. dimorphus</i> showed primarily an increasing and then a decreasing trend. Higher light intensity was required in actual wastewater than in synthetic wastewater, which may be due to the barrier effect of wastewater turbidity. <i>S. dimorphus</i> grew well in both kinds of wastewater with the addition of 2% CO<sub>2</sub>.Liang LiKun ChiMDPI AGarticle<i>Scenedesmus dimorphus</i>synthetic wastewateractual wastewaternutrient sourcelight conditionHydraulic engineeringTC1-978Water supply for domestic and industrial purposesTD201-500ENWater, Vol 13, Iss 3060, p 3060 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	<i>Scenedesmus dimorphus</i> synthetic wastewater actual wastewater nutrient source light condition Hydraulic engineering TC1-978 Water supply for domestic and industrial purposes TD201-500
spellingShingle	<i>Scenedesmus dimorphus</i> synthetic wastewater actual wastewater nutrient source light condition Hydraulic engineering TC1-978 Water supply for domestic and industrial purposes TD201-500 Liang Li Kun Chi A Comparative Study of <i>Scenedesmus dimorphus</i> Cultured with Synthetic and Actual Wastewater
description	This study compared the growth of the microalgae <i>Scenedesmus dimorphus</i> in synthetic wastewater and actual wastewater under different cultivation conditions, in terms of nitrogen and phosphorus availability, wastewater quality, light condition and CO<sub>2</sub> addition. The results show that the form of nitrogen source had a significant effect on the growth of microalgae. Urea as a nitrogen source increased the growth rate of <i>S. dimorphus</i> significantly, while the high concentration of inorganic nitrogen inhibited the growth. When phosphate was 4 mg/L and pH was 7, the growth of <i>S. dimorphus</i> was the greatest. The bacteria in actual wastewater not only promote the growth of microalgae but also facilitate the formation of flocs, which is conducive to biomass harvest. With the increase in light intensity and light duration, <i>S. dimorphus</i> showed primarily an increasing and then a decreasing trend. Higher light intensity was required in actual wastewater than in synthetic wastewater, which may be due to the barrier effect of wastewater turbidity. <i>S. dimorphus</i> grew well in both kinds of wastewater with the addition of 2% CO<sub>2</sub>.
format	article
author	Liang Li Kun Chi
author_facet	Liang Li Kun Chi
author_sort	Liang Li
title	A Comparative Study of <i>Scenedesmus dimorphus</i> Cultured with Synthetic and Actual Wastewater
title_short	A Comparative Study of <i>Scenedesmus dimorphus</i> Cultured with Synthetic and Actual Wastewater
title_full	A Comparative Study of <i>Scenedesmus dimorphus</i> Cultured with Synthetic and Actual Wastewater
title_fullStr	A Comparative Study of <i>Scenedesmus dimorphus</i> Cultured with Synthetic and Actual Wastewater
title_full_unstemmed	A Comparative Study of <i>Scenedesmus dimorphus</i> Cultured with Synthetic and Actual Wastewater
title_sort	comparative study of <i>scenedesmus dimorphus</i> cultured with synthetic and actual wastewater
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/86611afdb817457292e2548c3f3c165c
work_keys_str_mv	AT liangli acomparativestudyofiscenedesmusdimorphusiculturedwithsyntheticandactualwastewater AT kunchi acomparativestudyofiscenedesmusdimorphusiculturedwithsyntheticandactualwastewater AT liangli comparativestudyofiscenedesmusdimorphusiculturedwithsyntheticandactualwastewater AT kunchi comparativestudyofiscenedesmusdimorphusiculturedwithsyntheticandactualwastewater
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A Comparative Study of <i>Scenedesmus dimorphus</i> Cultured with Synthetic and Actual Wastewater

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