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香蕉假茎生物脱胶菌株筛选及其应用效果初探
引用本文:蔡勇,韦仕岩,吴圣进,汪茜.香蕉假茎生物脱胶菌株筛选及其应用效果初探[J].广西农业科学,2011(8):944-947.
作者姓名:蔡勇  韦仕岩  吴圣进  汪茜
作者单位:广西生产力促进中心;广西农业科学院微生物研究所;
基金项目:广西农业科学院科技发展基金项目(201003Z); 南宁市宝桢信息咨询服务有限公司自选项目(BZ2010003)
摘    要:【目的】进行香蕉假茎生物脱胶菌株的筛选和生物脱胶提取香蕉假茎纤维的初步试验研究,为生物脱胶提取香蕉假茎纤维的实际应用提供依据。【方法】从腐烂香蕉假茎和土壤等样品中分离筛选对香蕉假茎具有脱胶作用的菌株,并利用筛选出的优良菌株对香蕉假茎进行脱胶,测定假茎失重率、纤维得率和残胶率,对菌株的脱胶性能进行综合评价。【结果】筛选出的FR1和BR2-1菌株对香蕉假茎均表现出很好的脱胶效果,其最佳脱胶时间均为72h,脱胶前香蕉假茎含胶率为83.6%,脱胶后分别降至24.7%和20.2%,失重率分别达72.9%和77.8%,纤维得率分别达2.27%和2.01%。【结论】筛选获得的FR1和BR2-1菌株在香蕉假茎脱胶提取纤维上均有较好的应用潜力,表明应用生物脱胶法去除香蕉假茎中的胶质物质来提取生物纤维完全可行。

关 键 词:香蕉假茎  生物脱胶  菌株筛选  脱胶效果

Screening and preliminary application of microbial strains for bio-retting of false stem of Musa nana Lour
CAI Yong ,WEI Shi-yan,WU Sheng-jin ,WANG Qian.Screening and preliminary application of microbial strains for bio-retting of false stem of Musa nana Lour[J].Guangxi Agricultural Sciences,2011(8):944-947.
Authors:CAI Yong  WEI Shi-yan  WU Sheng-jin  WANG Qian
Institution:CAI Yong 1,WEI Shi-yan2,WU Sheng-jin2 *,WANG Qian2 (1 Guangxi Productivity Promotion Center,Nanning 530022,China,2 Microbiology Research Institute,Guangxi Academy of Agricultural Sciences,Nanning 530007,China)
Abstract:Objective]Preliminary studies on bio-retting of false stem of banana (Musa nana Lour) were carried out using microbial strains in order to provide basis for the practical application of bio-retting technique in extracting fibers from false stem of banana. Method]Microbial strains for bio-retting were isolated from false stem of rotten banana plants and soil. The strains were screened and superior ones were used in the bio-retting experiment. Their bio-retting performance was assessed comprehensively by de...
Keywords:false stem of Musa nana Lour  bio-retting  screening of strains  performance of bio-retting  
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