The nutrient is quickly leached away.
养分很快就被滤掉了。
You said that the nitrogen cycle is also an important nutrient cycle.
你说了，氮循环也是一个重要的营养循环。
You can look at the nutrient broken down as a function of the percent daily values.
你可以把分解的营养成分看做及每日建议摄取量的一个功能。
When nutrients are used over and over in the environment, we call that a nutrient cycle.
当营养物质在环境中被反复使用时，我们称之为营养循环。
Nutrient-rich water is brought to the wetlands during each high tide, making a high rate of food production possible.
在每次涨潮时，富含营养的水被带到湿地，使高粮食产量有可能实现。
Much of the research on nutrient deficiencies is based on growing plants hydroponically, that is, in soilless liquid nutrient solutions.
许多关于营养不足的研究是基于水培法种植植物，即在无土液体营养液中。
The Phosphorus cycle has been studied a lot by ecologists because like I said, Phosphorus is an important nutrient and it's not so abundant.
生态学家对磷循环进行了大量研究，因为如我所说，磷是一种重要而不充足的营养物质。
On land, the supportive buoyancy of water is missing, the plant is no longer bathed in a nutrient solution, and air tends to dry things out.
在陆地上，水的浮力支持消失了，植物不再浸泡在营养液中，空气会使植物变干。
For example, an invading nonnative plant could alter the quantity of leaf litter production, which would alter nutrient contributions to the soil.
例如，外来植物的入侵可能会改变落叶的数量，从而改变对土壤的营养贡献。
The function of forest floor on water conservation, nutrient supply, promoting biological respiratory intensity and soil development are discussed.
探讨了森林地层在水土保持、养分供应、促进生物呼吸强度和土壤发育等方面的作用。
The three most important nutrient recycles are the nitrogen cycle, the carbon cycle and the one we are going to talk about today, the Phosphorus cycle.
这三种最重要的营养循环包括氮循环、碳循环和我们今天要讲的磷循环。
Aeroponics, a technique in which plants are suspended and the roots misted with a nutrient solution, is another method for growing plants without soil.
空气培植法是一种将植物悬挂起来、并将根部浸泡在营养液中的技术，是另一种不需要土壤就能种植植物的方法。
Because of the importance of nutrients and their scarcity, nutrient recycling is one of the most significant eco-system processes that we'll cover in this course.
由于养分的重要性和贫乏性，营养循环是我们在这门课中会讲到的最重要的生态系统过程之一。
Long-term effects are primarily mediated by changes in tree species composition and the consequent alterations of forest structure, productivity, and nutrient uptake.
长期影响主要是由树种组成的变化以及随之而来的森林结构、生产力和养分吸收的变化所导致的。
Chemical analysis of invertebrate prey reveals remarkable variation in nutrient composition among species; even within species, nutrient composition may vary considerably.
对无脊椎动物猎物的化学分析显示，不同物种之间的营养成分存在显著差异；即使在种内，营养成分也可能有很大的差异。
As the ocean warms, a body of water called the Antarctic Polar Front—an upward movement of nutrient-rich sea that supports a huge abundance of marine life—is being pushed further south.
随着海洋变暖，一种被称为南极极锋的水体正被逐步推向南方；南极极锋是一种富含营养的海洋向上运动，它支持着大量海洋生物的生存。
As the ocean warms, a body of water called the Antarctic Polar Front—an upward movement of the nutrient-rich sea that supports a huge abundance of marine life—is being pushed further south.
随着海洋变暖，一个被称为南极极锋的水体——一个支持大量海洋生物生存的营养丰富的海水上升运动——正被进一步推向南方。
Chlorophyll, although exquisitely evolved to capture the energy of sunlight, can sometimes be overwhelmed by it, especially in situations of drought, low temperatures, or nutrient deficiency.
叶绿素虽然已经进化得极为精巧，能捕捉阳光中的能量，但有时也会应接不暇，特别是在干旱、低温或缺乏营养的情况下。
The rivers feed into the Bering Sea and Gulf of Alaska — cold, nutrient-rich waters which support tens of millions of seabirds, and over 400 species of fish, shellfish, crustaceans, and mollusks.
这些河流汇入白令海和阿拉斯加湾这片寒冷而又营养丰富的水域，在这片水域里生活着数千万只海鸟、400多种鱼类、贝类、甲壳类和软体动物。
We eat fish, meat and beans because the nutrient in them is good for our muscles.
我们吃鱼、肉和豆类，因为它们中的营养物质对我们的肌肉有好处。
Greenstone suggested that predators may select food items according to their nutrient contents.
格林斯通认为，捕食者可能会根据食物的营养成分来选择食物。
This ecosystem is one of the fascinating paradoxes of the biosphere: how do clear, and thus nutrient-poor, waters support such prolific and productive communities?
这个生态系统是生物圈中令人着迷的悖论之一：清澈而又缺乏营养的水域是如何支撑如此多产的群落的？
The analysis testing on basic nutrient components of ocimum basilicum was carried on.
对罗勒的基本营养成分进行了分析测定。
Nutrient deficiency is not easy to cure.
营养的缺乏并不容易治愈。
冷冻酸奶酪的营养很丰富。
Which nutrient do Americans obtain the most of?
美国人最容易获得哪些营养素？
Very few foods are natural sources of this nutrient.
很少有食物是这种营养素的天然来源。
Known as a "super food," spinach is nutrient-rich.
众所周知的“超级食品”，菠菜的营养十分丰富。
Brazilian land is like Africa's: tropical and nutrient-poor.
巴西土地状况和非洲一样：热带气候，土地缺乏养份。
Brazilian land is like Africa's: tropical and nutrient-poor.
巴西土地状况和非洲一样：热带气候，土地缺乏养份。
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