bacterielles fossil

This paper discusses the main classification of fossil fungi and their spores.

讨论化石菌类及其孢子的分类系统,即:自然分类及人为分类系统。

And their bio-oxidation durations are therefore different because of their different distributions in gold-bearing ores.

三种单矿物分布在金矿石中的含量不同,细菌氧化周期也随之改变。

The result of the experiment shows that after 45 days bio-oxidation,the removing rate of iron of the ore in 0～5mm grain size is 28.

本试验在堆浸前对矿石进行了细菌氧化预处理 ,试验结果表明 :0～ 5mm粒级矿石经 4 5d氧化后 ,Fe的氧化率为 2 8。

The bio-oxidation as a pretreatme.

含铜金矿石的细菌氧化作用导致硫化物溶解，铜呈硫酸铜形式被脱除。

Analysis of effective factors of pyrite biooxidation;

黄铁矿细菌氧化影响因素探析

Optimization of Biooxidation Pretreatment Process of Hard-to-leach Gold Ore;

难浸金矿细菌氧化预处理工艺流程的优化

The investigations on biooxidation mechanism of sulfides are reviewed, and the model for sulfide biooxidation is introduced.

综述硫化矿细菌氧化机理的研究结果 ,介绍硫化矿生物氧化模

Progress in molecular ecology of nitrifying bacteria;

硝化细菌分子生态学研究进展

Optimization and application of fluorescence in situ hybridization assay for detecting nitrifying bacteria in environmental samples;

荧光原位杂交法检测环境硝化细菌实验条件优化及应用

The conversion rate of NH_4~+-N by nitrifying bacteria in filtering troughs of Takingfugu obscurus;

暗纹东方鲀过滤水槽中硝化细菌对NH_4~+-N的转化效率

The Immobilization of Nitrobacteria and Its Usage in Waste－ water Treatment(Ⅰ );

硝化细菌包埋固定化及其在废水处理中的应用(上)

Detection of Nitrobacteria Populations in Wastewater of Biological Nitrification Stage by Polymerase Chain Reaction Analysis;

用PCR技术检测生物硝化池污水中硝化细菌(Nitrobacteria)的研究

Research on enrichment and isolation techniques for high-efficient nitrobacteria;

高效硝化细菌的富集培养与分离

Furthermore, as all the world could see, within that four-pound rock from Mars were microscopic rodlike objects that seemed to be the fossilized remains of extremely simple bacteria.

世所共知，在那四磅重的陨石内部有微小的条形物质，可能是极原始的细菌化石。

Dynamics of Petroleum-degrading Bacterial Community with Biodegradation of Petroleum Contamination in Seawater

石油污染海水中细菌群落的动态变化

Effect of Ore Size on Bioleaching of Low-grade Chalcopyrite Ore With Activated Carbon

矿石粒度对活性炭催化低品位原生硫化铜矿石细菌氧化的影响

Two-dimenttional Gel Electrophoresis Analysis of Bacterial Proteins During Bacillus mucilaginosus on Weathering of Phosphorite

胶质芽胞杆菌对磷矿石风化作用时细菌蛋白质的双向电泳分析

bacteria diastase

[细菌]淀粉糖化酶

Iron and manganese removal efficiency with mixed layer media and quartz sand filtration columns by immobilizing mixed bacteria

混合细菌固定化石英砂/混层滤料除铁除锰效能研究

Current Status of Study and Progress of Bacterial Pre-oxidation Process of Refractory Gold Ore Containing Arsenic

含砷难处理金矿石的细菌氧化预处理工艺研究现状及进展

Simple organisms such as bacteria and alga have been found fossil in rocks more than 3000 m. y. old.

简单的生物，如细菌和藻类，它们的化石已在三十多亿年的岩石中发现。

RFLP Analysis of Bacteria and Ammonia-Oxidizing Bacteria in Paddy Soil

水稻土细菌和氨氧化细菌的RFLP分析

Isolation, Identification and Community Construction of High Effective Petroleum-Degrading Bacteria

高效石油降解细菌的筛选鉴定和菌群构建

Bioremediation of Petroleum-Contaminated Soil with a Microbial Mixture of Yeast and Bacteria

酵母菌-细菌联合修复石油污染土壤研究

Study of the Role of Bacteria in the Pathogenesis of Cholesterol Gallstone Formation;

细菌在胆固醇结石形成中作用的研究

Remediation of Historic Marble Architectural Heritages by Bacterially-Induced Biomineralization

大理石历史建筑遗产的细菌修复加固

Study on the chemical constituents isolated from the petroleum ether extraction part of Rhodobacter sphaeroides biotransforming Viscum coloratum(Kom.)Nakai

球形红细菌生物转化槲寄生培养液石油醚萃取部位化学成分的研究

automated microbiology system

自动化细菌鉴别系统

Selection of Antifungal Endophytic Bacteria from Dendrobium and Characterization of Their Antifungal Properties

石斛抗真菌内生细菌的筛选及其抗菌特性的初步研究

However, many feel that the planet may hide bacterial forms of life or their fossil remains.

然而，人们仍然认为火星上可能隐藏着细菌形式的生命或它们的残遗化石。

Bactericide Chemical compound which has the property of killing bacteria.

杀菌剂具有杀死细菌作用的化合物。