相对湿度是影响光合的主要因子。
两种隔盐处理均可降低非气孔因素对光合的限制。
Both of the two measures reduced the limitation of photosynthesis by non stomatal factors.
已经知道一些光合细菌能够利用红外光，但是和植物和蓝细菌不同，这些微生物光合的时候不能产生氧气。
Some photosynthetic bacteria are known to use infrared light, but—in contrast to plants andcyanobacteria—these microorganisms do not produce oxygen.
在地球早期，整个星球上有无数的光合细菌在进行光合作用。
In Earth's early days, all over the planet countless photosynthetic bacteria performed photosynthesis.
光合反应决定红云杉和黑云杉在顶极林中的生态环境。
The photosynthetic responses determine the habitat of p. rubens and p. mariana in the climax forest.
这个谜题的答案在于早期光合生命形式的新陈代谢活动，这种活动缓慢但一定改变了地球大气的化学成分。
The answer to this riddle lies in the metabolic activity of early photosynthetic life-forms that slowly but surely transformed the chemical composition of Earth's atmosphere.
植物的祖先是进行光合作用的单细胞生物，由此产生的植物可能缺乏真正的根、茎、叶和复杂的生殖结构，如花朵。
The ancestors of plants were photosynthetic single-celled organisms that gave rise to plants presumably lacked true roots, stems, leaves, and complex reproductive structures such as flowers.
换句话说，让食肉植物做所有植物都做的事：进行光合作用，也就是通过直接利用来自太阳的能量来进行生长。
In other words, lets carnivorous plants do what all plants do: carry out photosynthesis, that is, grow by harnessing energy directly from the sun.
撞击产生的烟尘和灰尘覆盖了地球，抑制了光合作用，引发了物种的大规模灭绝。
Airborne soot and dirt from the impact blanketed Earth, inhibiting photosynthesis and triggering mass extinction of species.
我没有解释不同波长的光如何影响光合作用。
I didn't explain how different wavelengths of light affect photosynthesis.
上次我们讨论了光合作用，即植物利用光将二氧化碳和水转化为食物的过程。
Last time we talked about photosynthesis, the process by which plants use light to convert carbon dioxide and water into food.
光合作用减弱导致各种植物大规模减少，进而这首先会使大规模的食草动物饿死，随后就是食肉动物。
The reduced level of photosynthesis led to a massive decline in plant life of all kinds, and this caused massive starvation first of herbivores and subsequently of carnivores.
因此，当瓜类植物的根在雨水浸湿的土壤中时，它们的光合作用率低于通常水平。
It follows that melon plants have a lower-than-usual rate of photosynthesis when their roots are in rain-soaked soil.
当植物的光合作用减缓时，储存在水果中的糖被抽取出来为植物提供能量。
When the photosynthesis of the plants slows, sugar stored in the fruits is drawn off to supply the plants with energy.
对于许多树木来说——常绿的针叶树是一个例外——最好的策略是在春天之前放弃光合作用。
For many trees—evergreen conifers being an exception—the best strategy is to abandon photosynthesis until the spring.
有迹象表明，细胞内的藻类可能直接向封装它们的蝾螈细胞提供光合作用的产物。
There are signs that intracellular algae may be directly providing the products of photosynthesis to the salamander cells that encapsulate them.
猪笼草或捕蝇草不能进行太多光合作用，因为和普通植物的叶子不一样，它们没有能接受太阳能的平台，来吸收大量阳光。
A pitcher or a flytrap cannot carry out much photosynthesis because, unlike plants with ordinary leaves, they do not have flat solar panels that can grab lots of sunlight.
有的细菌利用光合作用所产生的氧气，进一步改变了大气层，使其成为今天的样子。
Bacteria that used oxygen produced by photosynthesis further altered the atmosphere to what we find today.
沼泽也充满阳光，所以即使是低效的食肉植物也能获得足够的光，依靠光合作用生存。
Bogs are also flooded with sunshine, so even an inefficient carnivorous plant can photosynthesise enough light to survive.
当植物吸收光进行光合作用时，它只吸收某些波长的光，并反射其他波长的光。
When a plant absorbs light for performing photosynthesis, it only absorbs some wavelengths of light and reflects others.
它获取植物在光合作用过程中产生的能量，光合作用是一个将太阳光转化为植物自身能量的过程。
It captures the energy which plants produce during photosynthesis—a process of converting sunlight into energy.
因为那里完全没有阳光，所以不可能有光合作用的生命，但像在地球深处蓬勃生长的微生物之类的生命可能仍然存在。
Photosynthetic life is impossible there because sunlight is completely absent, but life such as the microbes that flourish deep within earth may still be possible.
顶部的植物会吸收大部分的红光进行光合作用，但反射大部分的远红光。
The plant on top would absorb most of the red light for photosynthesis, but reflect most of the far-red light.
随着感染时间的不断延长，活性氧的产生速率逐渐降低，同时光合作用逐渐减弱。
With lastingness of infection, the productive rate of reactive oxygen species decreased gradually, and photosynthesis also weakened.
叶绿素(令树叶呈现独特绿色的光合色素)，因其可吸收特定波长的光而广为人知。
Chlorophyll, the photosynthetic pigment that gives leaves their characteristic green color, is widely known for its ability to absorb certain wavelengths of light.
这意味着含有这种叶绿素的生物可以拓宽他们的光合范围，最大限度地利用太阳能。
That means that organisms that have this chlorophyll inside can extend their photosynthetic range for maximum use of solar energy.
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。
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.
地球上多数的氧气都是这些单细胞光合作用的生命制造的，他们还是海洋食物链的基础。
The single-celled photosynthetic organisms produce much of the oxygen on earth and are the base of the marine food chain.
地球上多数的氧气都是这些单细胞光合作用的生命制造的，他们还是海洋食物链的基础。
The single-celled photosynthetic organisms produce much of the oxygen on earth and are the base of the marine food chain.
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