| 广州地区自然水域水中常见硅藻形态图谱及其分布特点 |
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| 引用本文： | 毕启明,郭晓然,郭鹏,黄成成,曲冬阳,王迪佳,王宇鹏,杨鼎.广州地区自然水域水中常见硅藻形态图谱及其分布特点[J].热带医学杂志,2011,11(3):330-333. |
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| 作者姓名： | 毕启明 郭晓然 郭鹏 黄成成 曲冬阳 王迪佳 王宇鹏 杨鼎 |
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| 作者单位： | 中山大学中山医学院法医病理教研室,广东广州,510080 |
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| 基金项目： | 中山大学实验室开放基金 |
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| 摘 要： | 目的制作广州地区自然水域水中常见硅藻图谱并分析其分布特点。方法在广州地区自然水域抽取水样,离心沉淀,用硝酸消化处理沉淀物,去酸去盐并涂片镜检,观察、分析其中硅藻的形态并拍摄照片。结果在2010年3～8月间在测水域共检出硅藻50多种,并制作成图谱;硅藻分布特点:水中硅藻的密度或种类构成比例在同源而分隔的两个水域间可存在明显差异,在水体流动性不强的同一片水域中不同局域间也存在差异,存在潮汐性的河段水体中,这种差异相对较小。结论硅藻在自然静溢的水体中分布呈局域性,水体自身的来回流动及受到的外来扰动是使水中硅藻分布趋向均匀分布的重要原因。
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| 关 键 词： | 硅藻 水中硅藻分布 硅藻图谱 |
The morphology and distribution of common diatoms in Guangzhou water areas |
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| BI Qi-ming,GUO Xiao-ran,GUO Peng,HUANG Cheng-cheng,QU Dong-yan,WANG Di-jia,WANG Yu-peng,YANG Ding.The morphology and distribution of common diatoms in Guangzhou water areas[J].Journal Of Tropical Medicine,2011,11(3):330-333. |
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| Authors: | BI Qi-ming GUO Xiao-ran GUO Peng HUANG Cheng-cheng QU Dong-yan WANG Di-jia WANG Yu-peng YANG Ding |
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| Institution: | BI Qi-ming,GUO Xiao-ran,GUO Peng,HUANG Cheng-cheng,QU Dong-yan,WANG Di-jia,WANG Yu-peng,YANG Ding(Department of Forensic Pathology,Sun Yat-sen University,Guangzhou 510080,China) |
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| Abstract: | Objective To construct the map of common diatom in Guangzhou water areas,and analyze the distribution pattern.Methods Water samples were obtained from rivers and lakes and ponds in Guangzhou area.Samples were centrifuged to obtain the sediments and observed under microscope.The diatoms were photographed and determined for the concentration in the water samples and the total proportion of all diatoms.Results A total of 50 kinds of diatoms were detected from March 2010 to August.A map of distribution of commo... |
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| Keywords: | diatom water diatom distribution diatom map |
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