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In nature,some green algae can produce hydrogen after incubation under anaerobic conditions,during which hydrogenase is synthesized and activated.

自然界中存在于藻类和细菌中的氢酶是高效催化氢气氧化和质子还原的氧化还原酶,在生物产氢和能量转换过程中发挥着重要作用。

Because a plenty of wastewater inpour into water directly,nitrogen and phosphorus accumulate incessantly in water,and a few of algal and hydrobios multiply excessively.

由于大量未经处理的污水直接进入水体,使得水体中氮磷营养物质不断积累,部分藻类及水生生物过度繁殖,最终导致了水体的富营养化。

Laminaria, abundant along the Pacific coasts and the British Isles, is a source of commercial iodine.

太平洋沿岸和英国许多小岛上丰富的海带属藻类是商用碘的来源。

The rest of the plants are made up of mosses,algae and lichen.

在其余的植物组成的苔藓,藻类和地衣。

The measured composition of the communities included bacteria,fungi,algae,protozoa and some metazoa.

所研究的微型生物主要包括细菌、真菌、藻类和原生动物,此外也包括一些小型的后生动物,如轮虫等。

As we enter the new millenium and the 2000 fiscal year (which for Algas SDI begins April 1), I wanted to share with you our Primary Excellence Goals.

当我们进入新的一千年和 2000 会计年度(对于藻类 SDI 四月 1 日开始),我想要和你分享我们的主要优秀目标。

The effects of immobilized microbes including Rhodospirillaceae, Bacillus, Nitrobacteria and denitrifying bacteria on the changes in species, quantity and biomass of algae and zooplankton in aquiculture water and on the physicochemical environmental factors, such as nitrogen, were studied.

研究了固定化微生物(含有光合细菌、芽胞杆菌、硝化细菌以及反硝化细菌)对养殖水体中藻类和浮游动物的种类、数量、生物量以及水体氮素等理化环境的影响。

The results suggest that omnivorous tilapia can promote periphyton shifting to phytoplankton.

研究结果显示,杂食性的罗非鱼可以促进系统的附着藻类向浮游植物转化。

A group of cells at the tip of the oogonium in certain green algae, such as the stonewort Chara and the mermaid's cup.

2某些绿色藻类中颈卵器顶部的一组细胞,例如轮藻属和伞藻属的冠细胞。

The algae flourished from the Lower Permian to the Lower Cretaceous, some 140 million to 280 million years ago!!

蓬勃发展的藻类从早二叠世的早白垩世,有1.4亿至280万年前!

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在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。

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