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slides
武汉东湖秋季水体中光合自氧生物膜的生长特性
Authors
丰民义
刘剑彤
+3 more
吴永红
梅琼
肖邦定
Publication date
1 January 2007
Publisher
Abstract
利用一种自行设计的光合自氧生物膜采样装置,在武汉东湖(重富营养化湖泊)20和100 cm水深处自然培养和收集光合自氧生物膜,研究其生长发育及活性特点。结果表明:富营养化水体中光合自氧生物膜生长经历了潜伏适应期、增长期、脱落期和恢复生长期4个阶段;光合自氧生物膜生物量、胞外多糖含量、COD含量和脱氢酶活性随培养时间延长呈稳定增长趋势;20 cm水深处光合自氧生物膜生长总体上快于100 cm水深处,并且其生物量和活性也较高;光合自氧生物膜的生理特征与一般天然水体中生长的相似,说明重富营养化水体对生物膜的胁迫
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:152342/712
Last time updated on 15/03/2018