Soils are most commonly deficient in nitrogen and phosphorus.
土壤最经常缺乏氮和磷。
Horse waste is rich in phosphorus and also nitrogen compared to normal soil.
和普通土壤相比，马粪更富含磷和氮。
When the plants die, they decompose, and the phosphorus is recycled back into the soil.
当植物死亡时，它们会分解，磷就会被回收到土壤中。
Typically, older leaves are affected first as the phosphorus is mobilized to young growing tissue.
通常，当磷元素向新生组织转移时，较老的叶片首先受到了影响。
It said that one way to determine if there was an ancient fireplace at an archaeological site was to check the soil for phosphorus.
它说，确定考古遗址中是否有古代壁炉的一种方法是检查土壤中的磷。
Carnivorous plants instead draw nitrogen, phosphorus, and other critical nutrients from their prey in order to build light-harvesting enzymes.
相反，食肉植物从它们的猎物那里吸收氮、磷和其他重要的营养物质，以制造聚光酶。
The phosphorus at the bottom of the ocean has to somehow make its way back to the surface, to complete the cycle, to begin the cycle all over again.
海底的磷必须找到某种方式回到表面，以完成这个循环，从而重新开始这个循环。
The poor soil of bogs, for example, offers little nitrogen and phosphorus, so carnivorous plants enjoy an advantage over plants that obtain these nutrients by more conventional means.
例如，沼泽贫瘠的土壤提供的氮和磷很少，所以肉食植物比那些通过更传统的方式获得这些营养的植物更有优势。
It can be washed out when it rains or it can be released to the atmosphere, whereas phosphorus combines with calcium and iron, and can be preserved in the soil for thousands of years.
它可以在下雨时被冲刷掉，也可以释放到大气中，而磷与钙和铁结合，可以在土壤中保存数千年。
Soil available phosphorus, to a large degree, determines the content and distribution of soil glomalin.
土壤速效磷在很大程度上决定土壤球囊霉素的含量和分布。
They say much of the soil lacks enough phosphorus and nitrogen.
他们说当地的大部分土壤缺乏足够的磷和氮。
Choose a fertilizer that contains nitrogen, phosphorus, and potassium.
选择含有氮，磷和钾的肥料。
Task: Recover phosphorus and nitrogen from wastewater to make fertilizer.
目的：利用废水回收磷、氮，生产化肥。
Bones contain both phosphorus and calcium, the latter of which is needed by muscles and nerves.
骨头里含有磷和钙，而其中的钙对于肌肉和神经来说必不可少。
It has 1 to 2% of the recommended daily allowance of calcium, phosphorus, magnesium and potassium.
啤酒当中还有1%—2%的每日人体所需的钙，磷，镁，钾。
When researchers removed the phosphorus and replaced it with arsenic the microbes continued to grow.
当研究人员将磷去掉，换成砷，这些微生物仍可以继续生长。
Two Canadian scientists have created a pig whose manure doesn't contain very much phosphorus at all.
两名加拿大的科学家培育了一种粪便当中不含有多少磷的猪种。
Every living thing that scientists have ever studied uses phosphorus to build the backbone of its DNA.
在科学界的过往研究中，所有生命体都是使用磷来建立DNA结构的。
Life on Earth requires six basic ingredients-carbon, hydrogen, nitrogen, oxygen, sulfur and phosphorus.
构成地球生命需要六项基本要素：碳、氢、氮、氧、硫、磷。
A bacterium has been discovered that can substitute arsenic for phosphorus in fundamental life chemistry.
最近发现的一种细菌可以用砷替代磷作为生命组成的基本元素。
Mineral compounds are made of elements such as sulphur, phosphorus, iron, potassium, sodium, and calcium.
无机化合物是由诸如硫、磷、铁、钾、钠和钙等元素组成。
The lentil is high in potassium, calcium and iron, and a good source of B vitamins, phosphorus and copper.
扁豆含有大量的钾，钙和铁元素。 同时，扁豆也是维生素B，磷和铜元素的提供者。
Potassium, phosphorus and thorium are other elements that lunar rocks have to offer a potential mining venture.
钾、磷、钍是月岩可向将来的采矿企业提供的其它元素。
With crops that rely on phosphorus, he's breeding shallow roots, since phosphorus is typically found in topsoil.
农作物对磷具有依赖性，由于磷一般均分布在土壤的表层，因而使农作物的根扎得浅。
Mono Lake has a lot of phosphorus as well as arsenic, and the strain grows better when supplied with phosphorus.
Mono湖含有大量砷元素的同时也含有大量磷元素，GFAJ-1菌株在提供磷的时候也长得更好。
The removal of nitrogen has gone from 13% to 85%; phosphorus from 44% to 64%; and colours and dyes from 52% to 80%.
水中氮、磷和印染颜料的去除率分别从13%、44%和52%增到85%、64%和80%。
Arsenic sits right beneath phosphorus in the periodic table of the elements and shares many of its chemical properties.
在元素周期表中，砷就位于磷的下面，二者具有很多相同的化学性质。
Arsenic sits right beneath phosphorus in the periodic table of the elements and shares many of its chemical properties.
在元素周期表中，砷就位于磷的下面，二者具有很多相同的化学性质。
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