Why protect chlorophyll at a time when the tree is breaking it down to salvage as much of it as possible?
在树木将叶绿素分解，以尽可能多地将其回收的时候，为什么我们还要保护叶绿素呢？
All are structurally similar to chlorophyll a of plants.
它们的结构都与植物体叶绿素a的结构相似。
Wheatgrass has antibiotic properties and is packed with chlorophyll as it is a plant.
麦草含有抗生素，由于它是一种植物，所以含有许多叶绿素。
It is well known that the chlorophyll a is a primary pigment involved in the photosynthesis process of plants.
众所周知，叶绿素a是植物的最重要的光合作用色素。
There were higher concentration of chlorophyll a and phytoplankton abundance in the autumn and summer than in the winter and spring.
浮游植物丰度和叶绿素浓度在夏、秋季较高，冬、春季较低。
Finally, the possibility of determining drought resistance of sugarcane varieties through chlorophyll a fluorescence induction kinetics was discussed.
最后讨论了叶绿素荧光动力学在甘蔗抗旱育种及抗旱鉴定上应用的可能性。
Distribution features of surface chlorophyll a were discussed according to the underway measurements of chlorophyll a conducted in the Taiwan Strait in August, 1998.
根据1998年8月台湾海峡表层温度、盐度、叶绿素a的走航式观测结果，讨论了调查期间叶绿素a的分布特征。
Chloroplast pigments, gas exchange, chlorophyll a fluorescence kinetics and leaf orientation were extensively studied in soybean leaves from emergency to full expansion.
研究了大豆叶片逐步展开过程中的色素组成、气体交换、荧光动力学以及叶片角度等特性。
As the chlorophyll a concentration data that can be used in the correlation analysis are limited quantitatively, these conclusions are preliminary and subjected to be tested.
由于可供比对分析的叶绿素a浓度数据数量有限，本节的研究还只是对相应内容的初步探讨，结论的普适性有待进一步检验。
A review and summary was made of the investigation and studies on chlorophyll a and primary productivity conducted by the Chinese scientists in the Yellow Sea since the 70's.
本文是对70年代末以来我国在黄海西部海区进行的叶绿素a及初级生产力调查和研究的综述。
But Lake Superior's chlorophyll levels - a measure of the presence of phytoplankton -have been falling.
但是苏必利尔湖中，用来衡量存在的浮游植物的叶绿素水平一直在下降。
A view of autumn treetops, with various types of trees each changing their own unique shade of fall thanks to the breakdown of chlorophyll, the pigment that lends leaves their original green color.
一个秋天的景观，由于叶绿素破裂(叶绿素是赋给树木和树叶原来绿色的色素)，各类树木改变成了自己所独具的秋天色调。
As a result, the green chlorophyll is slowly leached away, revealing the yellow and orange hues seen in some tree species come autumn.
其结果是，绿色的叶绿素是慢慢地被过滤了出来，在某些树种中，从它们所展现的黄色和橙色的色调里可以看到秋天的到来。
As a result, the green chlorophyll is slowly leached away, revealing the yellow and orange hues seen in some tree species come autumn. Red leaves are another story.
其结果是，绿色的叶绿素是慢慢地被过滤了出来，在某些树种中，从它们所展现的黄色和橙色的色调里可以看到秋天的到来。可是红叶却是另外一件事。
I think what they found here is a new modification of chlorophyll that shows the flexibility of photosynthetic organisms to use whatever light is available.
我认为他们发现的新叶绿素分子是叶绿素分子的一个新的修饰，它展示了不同光条件下光合生物的灵活性。
Red is the new GREEN Researchers working with cyanobacteria may have extracted a new variety of chlorophyll that can use more near-infrared light than is typical for oxygenic photosynthetic organisms.
红色是一种新的绿色研究人员可能从蓝细菌中提取出一种新的叶绿素分子，这种新叶绿素分子比典型产氧光合生物中的叶绿素分子更能利用偏近红外波段的光。
When exposed to light with a wavelengths of about 400 nanometers the normally green colored chlorophyll glows red.
当暴露于波长约400纳米的光中，普通绿色叶绿素将发出红光。
Researchers may have found a new form of chlorophyll, the pigment that plants, algae and cyanobacteria use to obtain energy from light through photosynthesis.
叶绿素作为一种色素，植物，藻类和蓝细菌都利用此色素通过光合作用从太阳光中获取能量。 现在研究人员可能已经发现了一种新的叶绿素分子。
"I think this is a very important new development and is the first new type of chlorophyll discovered in an oxygenic organism in sixty years," he wrote via E-mail.
“我认为这是一个非常重要的新进展，而且也是60年里在产氧生物中发现的第一个新叶绿素分子”他在Email里写道。
Researchers discover evidence for a new type of chlorophyll in cyanobacteria that can absorb near-infrared light
研究人员在蓝细菌中发现了一种新叶绿素分子的证据，这种叶绿素分子能够吸收利用近红外光。
The researchers used a radioactive tracer to be sure that the slugs are actually producing the chlorophyll themselves, as opposed to just stealing the ready-made pigment from algae.
研究人员利用放射性示踪法确定，这种海蛞蝓确实能自己产生叶绿素，而不仅仅是从海藻那里偷取现成的色素。
Chlorophyll is high in protein and calcium and is a potent detoxifier.
蛋白质和钙的含量很高，是一种强力解毒剂。
In a slick of molten gold, dawn breaks and the trees awaken. In every leaf, chlorophyll molecules are seizing the day for photosynthesis.
天边有了一道金色的阳光，破晓了，于是树都苏醒了，于是每一片叶子，每一个叶绿素都忙活起来，把握时光进行光合作用。
The researchers looked at measurements of ocean transparency and tested for concentrations of chlorophyll, which gives large Numbers of phytoplankton a distinctive green sheen.
由于叶绿色能使大量浮游植物聚集的区域发出显眼的绿光，因此研究者通过海水透明度测量设备对叶绿素浓度进行检测。
However, under certain circumstances, such as being exposed to violet light, chlorophyll can also produce a light of its own.
然而，在某些情况下(如暴露于紫光下)，叶绿色也可自己发光。
Algae is the main ocean phytoplankton and chlorophyll-a is the main pigment of algae.
海藻是主要的海洋浮游植物，叶绿素a是海藻中的主要色素。
They examined a half-million data points collected using a tool called a Secchi disk, as well as measurements of chlorophyll-a pigment produced by the plankton.
他们检查了50万个由一种被称为塞齐盘的工具所采集的数据点，并且测量了由浮游植物所产生的色素——叶绿素。
Magnesium. Magnesium is essential for the synthesis of chlorophyll, the green pigment of photosynthesis. It is usually fairly abundant and does not ordinarily represent a limiting factor.
镁镁对叶绿素（光合作用的色素）合成是必要的，常常很丰富，一般不是限制因素。
Magnesium. Magnesium is essential for the synthesis of chlorophyll, the green pigment of photosynthesis. It is usually fairly abundant and does not ordinarily represent a limiting factor.
镁镁对叶绿素（光合作用的色素）合成是必要的，常常很丰富，一般不是限制因素。
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