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改性磁性纳米颗粒固定内生菌Bacillus nealsonii吸附废水中Cd2+的特性研究
内生菌Bacillus nealsonii 改性纳米Fe3O4颗粒 固定化 Cd2+ 生物吸附
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2016/12/16
从重金属超累积植物龙葵体内提取内生菌Bacillus nealsonii，采用二氧化硅改性纳米Fe3O4颗粒与海藻酸钠将其包埋交联进行固定化，制得一种新型球状生物吸附剂，并应用于废水中Cd2+的吸附处理.同时，通过正交实验研究了该球状生物吸附剂的最佳制备条件和吸附处理条件，并采用扫描电镜等表征手段与构建吸附动力学考察了其吸附特征.结果表明，球状生物吸附剂的最佳制备条件为：改性纳米Fe3O4颗粒质量...
苯胺黑药高效降解菌(Bacillus vallismortis)胞外聚合物去除重金属的研究
苯胺黑药高效降解菌 胞外聚合物 Cu2+ Zn2+ 吸附
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2016/12/16
微生物胞外聚合物（Extracellular Polymeric Substances，EPS）在废水中重金属的吸附去除过程中起着非常重要的作用.苯胺黑药高效降解菌（Bacillus vallismortis）对苯胺黑药有良好的降解能力，但对其吸附重金属的性能研究还不充分.因此，本文采用3种方法提取苯胺黑药高效降解菌的EPS，主要考察了pH、温度、底物浓度和时间对重金属去除效果的影响.结果表明，热...
Studies on Chromate Removal by Chromium-Resistant Bacillus sp. Isolated from Tannery Effluent
Bacillus sp. Bioremediation Cr (VI) Removal Tannery Effluent
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2013/3/12
A chromate-removing strain was isolated from spent chrome effluent and identified as Bacillus circulans strain MN1. The isolated strain was studied for resistance to Cr (VI) and its ability to remove ...
Biodegradation of Tritium Labeled Polychlorinated Biphenyls (PCBS) by Local Salt Tolerant Mesophylic Bacillus Strains
Bacillus Biodegradation PCBs Salinity Tritium Label
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2013/3/13
Salt-resistant Bacillus strains, isolated from agricultural soils in Uzbekistan, were tested for degradation activity towards a mixture of polychlorinated biphenyls (PCBs) under aerobic conditions. Th...
Biological Activity of Bacillus Thuringiensis (Berliner) Strains on Larvae and Adults of Ceratitis Capitata (Wiedemann) (Diptera: Tephritidae)
Argan Forest Bacillus Thuringiensis Biological Control Ceratitis Capitata Diptera
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2013/3/13
The objective of this study was to evaluate the efficiency of Moroccan Bt strains against neonate larvae, third instar larvae and emerged adults of Ceratitis capitata. This Mediterranean fruit fly cau...
Immobilization of cadmium in soils by UV-mutated Bacillus subtilis38 bioaugmentation and NovoGro amendment
Bioaugmentation Cadmium NovoGro Amendment Remediation
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2013/12/12
Immobilization of cadmium (10 mg Cd per kilogram soil) in soil by bioaugmentation of a UV-mutatedmicroorganism,Bacillus subtilis38 accompanied with amendment of a bio-fertilizer, NovoGro was inves-tig...