diatoms

PCR amplification, cloning and sequencing the ITS and 5.8S rDNA or LSU rDNA from some strains of dinoflagellates and diatoms.

本论文通过对一些原甲藻株和硅藻藻株的ITS序列、5.8S rdna或LSU rDNA进行PCR扩增、克隆和序列测定。

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In particular, the scientists found successive layers of tiny algae called diatoms, reports New Scientist.

特别是, 科学家们发现了称之为硅藻类的小藻连续层, 《新科学家》杂志报道称.

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there are over 20, 000 species of alga, ranging from microscopic, single-celled diatoms to giant seaweeds .

地球上大约有20,000种水藻，从极其微小的、单细胞的硅藻到巨大的海藻。

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From April, 1987 to January, 1988, planktonic diatoms were collected at five sampling stations in Jin Yang Lake for six times. By taxonomic study, 106 species, varieties and forms of 20 genera were noted.

1987年4月到1988年1月，在湖中5个采样断面作了6次浮游硅藻的采集，研究结果，计有20个属和106个种、变种和变型。

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Silicon ( Si), as an important biogenic element, acts an irreplaceable role on the primary production of larger phytoplankton such as diatoms.

硅（Si）作为重要的生源要素，对水环境中硅藻类浮游植物的初级生产力具有不可替代的作用。

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The diatoms are regarded as good indicators for water environment.

硅藻被认为是水体环境的良好指示藻类。

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Cell abundance of planktonic diatoms in the survey area is relatively low, it is due to nutrient restriction, but there are two high concentration areas near northeast of Taiwan Island and 30 ° N, 127 ° E.

调查区浮游硅藻的细胞数量偏低，主要受营养盐的限制，在台湾岛东北和30°N，127°E附近海域有两个密集区。

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diatoms a phylum of the protoctista whose members are unicellular algae found in freshwater, the sea, and soil.

一类藻类植物。藻体一般为单细胞，有时集成群体。普遍分布于淡水，海水以及土壤中。

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A total of 53 terrestrial algae are found, in which 34 are blue green algae, 7 green algae, 10 diatoms and 2 euglenoids, and they are all common species.

结果发现，该地陆生藻共计53种，其中蓝藻34种，绿藻7种，硅藻10种，裸藻2种。

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though stringer is not a microscopist by trade, he has been interested in diatoms for over 60 years.

尽管斯特林格的职业并非微镜技术人员，但过去60年来他一直对硅藻类感兴趣。

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Study on attached diatoms of Mian mountain Qingshui River

绵山清水河着生硅藻之研究

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Diatoms and other tiny organisms form Antarctic plankton. The Species Composition and Distribution of Phytoplankton in the Beibu Bay

硅藻和其它微小生物构成了南极浮游生物。北部湾海域浮游植物的种类组成与数量分布

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Study of the Culture Conditions of Two Species of Benthic Diatoms

两种海洋底栖硅藻的培养条件研究

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Other environmental factors, like solar UV radiation and nutritive salt, could also affect the photosynthetic responses of diatoms, the combination effects of these factors need to be explored.

与此同时，其他环境因子，如阳光UV辐射，营养盐变化等都会对硅藻的光合生理产生影响，这些因子的耦合效应将会对硅藻产生怎样的影响，迄今，还尚未得到充分的认识。

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Diatoms and other tiny organisms form Antarctic plankton.

硅藻和其它微小生物构成了南极浮游生物.

词典精选例句

The result showed that the small-scale turbulence ( 0.38 m/ s) can improve the growth, P uptake and photosynthesis of riverine diatoms, but contrarily in lake-derived diatom.

结果表明，一定程度的水体扰动（0.38m/s）能促进河流型硅藻的生长、磷吸收和光合作用能力，但对湖泊型硅藻的生长有抑制作用。

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The results of X-ray energy spectroscopic analysis and investigation of different parts of siliceous crust walls of diatoms of different genera and species are summarized in this paper as well.

总结了对不同种属硅藻的硅质硬壳不同部位的X射线能谱成分分析和研究结果。

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Of or relating to diatoms of the class Pennales, distinguished by bilaterally symmetrical form. a soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime.

硅藻的属于或有关以双侧对称形状著名的硅藻的一种软质的银色稀土属金属元素，见于硅铍钇矿、独居石和磷钇矿中。

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Some ocean diatoms are mostly inert , crystallized calcium.

海洋里某些硅藻类多为无生气的钙晶.

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Stringer now works on Two Tree Island amassing information and collecting diatoms.

斯特林格目前在两树岛(TwoTreeIsland)工作,采集信息和硅藻.

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The cloning and sequence analysis of the 5.8S rDNA and its region from three strains of marine diatoms

三株赤潮硅藻5.8S rdna及转录间隔区（ITS）的克隆及序列分析

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as they photosynthesize, diatoms break up water into hydrogen and oxygen other organisms can then use to breathe.

当硅藻进行光合作用的时候，它们将水分解成氢气和其他有机体用于呼吸的氧气。

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Much of plankton is composed of diatoms and they are thus important in FOOD CHAINS.

藻体一般为单细胞,有时集成群体.

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jellyfish, by comparison, are 10% carbon, and diatoms (single-celled algae that are common in plankton) 20%.

相比之下，水母的碳含量为体重的10%，而硅藻（是单细胞海藻，属常见的浮游生物）则为20%。

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Localized enlargement can also be observed during further growth of elongated structures, displaying some features of the earliest recognizable stage of valve development in diatoms.

而PL浓度的进一步增大会导致拉长结构进一步生长，并出现局部膨胀现象，这些都展示出硅藻壳面发育早期的一些特征。

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or when the diatoms die and fall to the ocean floor.

又或者当硅藻死亡并沉到海底的时候。

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such diplontic life cycles are found in some protoctists, such as the diatoms and certain phaeophyta (brown algae), including the wracks.

这样的二倍体生活史存在于一些原生生物中，例如硅藻以及一些褐藻（褐藻）。

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The optimum concentration of urea nitrogen was 20 ppm, higher or lower than this level were not fit for the growth and reproduction of the diatoms.

尿素态氮的浓度以20ppm最适宜，过高过低对硅藻的生长繁殖都不利。

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