This study on the effect of different concentrations of germanium dioxide （GeO<sub>2</sub>） on the specificgrowth rate （SGR）, pigment contents, protein content and amino acid composition of Spirulina p...This study on the effect of different concentrations of germanium dioxide （GeO<sub>2</sub>） on the specificgrowth rate （SGR）, pigment contents, protein content and amino acid composition of Spirulina platensisshowed that Ge was not the essential element of this alga; that GeO<sub>2</sub> could speed up growth and raiseprotein content of S. platensis, and could possibly influence the photosynthesis system. The concentrationrange of GeO<sub>2</sub> beneficial to growth of S. platensis is from 5-100 mg/l. GeO<sub>2</sub> is proposed to be util-ized to remove contamination by Chlorella spp. usually occurring in the cultivation of Spirulina.展开更多
文摘This study on the effect of different concentrations of germanium dioxide （GeO<sub>2</sub>） on the specificgrowth rate （SGR）, pigment contents, protein content and amino acid composition of Spirulina platensisshowed that Ge was not the essential element of this alga; that GeO<sub>2</sub> could speed up growth and raiseprotein content of S. platensis, and could possibly influence the photosynthesis system. The concentrationrange of GeO<sub>2</sub> beneficial to growth of S. platensis is from 5-100 mg/l. GeO<sub>2</sub> is proposed to be util-ized to remove contamination by Chlorella spp. usually occurring in the cultivation of Spirulina.
