成熟厌氧颗粒污泥的结构及其特征

成熟厌氧颗粒污泥的结构及其特征*河南省科技攻关项目资助(No.001200217)收稿日期:2002-07-05,修回日期:2002-12-15成熟厌氧颗粒污泥的结构及其特征*李宗义1王海磊1程彦伟2王鸿磊1李培睿1(河南师范大学生命科学学院新乡453002)1(郑州工程学院生物工程系郑州450001)2摘要:厌氧序批式反应器3AnaerobicSequencingBatchReactorASBR4在处理啤酒废水过程中,能形成厌氧颗粒污泥。文中采用扫描电子显微镜和荧光显微镜技术对成熟厌氧颗粒污泥的结构及微生物群落等进行跟踪观察,结果显示,颗粒污泥结构复杂,细菌以微群落形式分布,其中产甲烷菌占一定比例。同时也探讨了厌氧颗粒污泥的形成机制。关键词:成熟厌氧颗粒污泥,啤酒废水,优势菌群中图分类号:Q93文献标识码:A文章编号:0253-2654(2003)03-0056-04THESTRUCTUREANDCHARACTEROFMATUREANAEROBICGRANULTERSLUDGE*LIZong-Yi1WANGHa-iLei1CHENGYan-Wei2WANGHong-Lei1LIPe-iRui1(HenanNormalUniversity,Collegeoflifescience,XinXiang453002)1(EngineeringCollegeofZhengzhou,Departmengtofbioligicalengineering,Zhengzhou453001)2Abstract:IntheprocessoftreatingthebrewerywastewaterbyusingASBRanaerobicgranularsludgecouldbeformed.thestructueofthegranularsludgeandthecharacterofmicrobecloneswereobservedandstudiedbyusingSEMScaningelectronmicroscopeandfluorescentmicroscopeinthisthesis.Theresultshowedthatthebacteraexistedinanaerobicgranularsludgeintheformofmicro-colonyandmethanogenwa