trophic
简明释义
英[ˈtrəʊfɪk;ˈtrɒfɪk]美[ˈtroʊfɪk]
adj. 营养的;有关营养的
英英释义
与生物的摄食和营养有关。 | |
Describing the relationships between different levels of the food chain or ecosystem. | 描述食物链或生态系统中不同层级之间的关系。 |
单词用法
营养级;食性层次 |
同义词
营养的 | 营养需求对生长至关重要。 | ||
喂养的 | 不同物种的喂养习惯各不相同。 | ||
饮食的 | 饮食选择可以显著影响健康。 |
反义词
萎缩的 | 萎缩的肌肉可能是由于长时间的不活动造成的。 | ||
降解的 | Degradative processes occur in the absence of sufficient nutrients. | 在缺乏足够营养的情况下,降解过程会发生。 |
例句
1.The available trial data do not provide evidence of important beneficial or harmful effects of early trophic feeding for very preterm or very low birth weight infants.
现有证据还不足以证明对极端孕期早产儿或者极低出生体重婴儿的早期营养性喂养的利害影响。
2.The next best way to quantify the amount of protoplasm in each trophic level is to weigh it.
确定每一个营养阶层原生质总量的第二个好办法是称重。
3.On a global scale, hypoxia has lead to major changes in the structure and function of Marine communities and trophic relationship of Marine food chains.
缺氧现象已经引发全球海洋结构、功能以及海中食物链营养关系的改变。
4.These trials did not provide any evidence that early trophic feeding affected feed tolerance or growth rates.
这些试验尚未证明早期营养性喂养对喂养耐受性和发育率有影响。
5.The ecosystem appears to be a young weak one caused by overfishing, with small and low-valued fishes dominated and low ecotrophic efficiency for trophic level I.
系统受过度捕捞渔业影响很大,并存在营养级I利用效率低和渔业资源小型化、低值化等不稳定的幼态特征。
6.The early trophic feeding, slow volume increase and careful fast, are suggested to improve the feeding tolerance and gastrointestinal maturation.
早期微量喂养、缓慢加奶、谨慎禁食,可促进胃肠功能成熟,提高喂养耐受性。
7.In this article, effects and problems of several trophic factors on neurogenesis after cerebral ischemia are reviewed.
本文就多种营养因子对脑缺血后内源性神经发生的调控研究进展和存在的问题作一综述。
8.Hunting food behavior of natural enemy depends on information from various trophic levels, especially chemical information.
天敌搜寻食物的行为依赖于来自不同营养阶层上的信息,化学信息起重要作用。
9.Herbivore-induced plant volatiles play a vital role in mediating tri-trophic interactions among host plants, herbivores and herbivore natural enemies.
虫害诱导的挥发性物质在调节植物-害虫-天敌三营养关系中具有重要的作用。
10.The food web illustrates the various trophic 营养级 levels in an ecosystem.
食物网展示了生态系统中不同的营养级。
11.Aquatic plants occupy the first trophic 营养级 as they perform photosynthesis.
水生植物占据第一个营养级,因为它们进行光合作用。
12.Herbivores are found at the second trophic 营养级 of the food chain.
草食动物位于食物链的第二个营养级。
13.Carnivores typically occupy higher trophic 营养级 in the food web.
肉食动物通常位于食物网的更高营养级。
14.Decomposers play a crucial role in recycling nutrients across different trophic 营养级.
分解者在不同的营养级之间回收营养物质方面发挥着至关重要的作用。
作文
The concept of trophic levels is fundamental to understanding ecosystems and the interactions between different species within them. In ecology, trophic refers to the feeding relationships and energy flow among organisms. This concept is often illustrated through a food chain or food web, which demonstrates how energy is transferred from one organism to another. At the base of the food chain are the primary producers, such as plants and algae, which convert sunlight into energy through photosynthesis. These organisms are classified as autotrophs, meaning they produce their own food. As we move up the trophic levels, we encounter primary consumers, which are herbivores that feed on the producers. These animals rely on the energy stored in plants to survive and grow. Next come the secondary consumers, which are carnivores that eat the primary consumers. This pattern continues with tertiary consumers and apex predators at the top of the food chain, each level representing a decrease in available energy. Understanding trophic dynamics is crucial for conservation efforts and managing natural resources. For instance, if a top predator is removed from an ecosystem, it can lead to an overpopulation of primary consumers, which may then decimate the plant population. This disruption can cause a cascading effect throughout the ecosystem, ultimately leading to habitat loss and a decline in biodiversity. One significant aspect of trophic relationships is the concept of energy transfer efficiency. Only about 10% of the energy from one trophic level is passed on to the next. This means that as you move up the food chain, there is less and less energy available to support larger populations. Consequently, ecosystems tend to have fewer individuals at higher trophic levels, which is why apex predators are often at risk of extinction. Moreover, the trophic structure of an ecosystem can be influenced by various factors, including environmental changes, human activities, and invasive species. For example, overfishing can significantly alter the trophic dynamics in marine ecosystems, leading to the collapse of fish populations and the subsequent rise of other species that may not have been as prevalent before. In conclusion, the term trophic encompasses a wide range of ecological interactions that are essential for maintaining the balance of ecosystems. By studying these relationships, we can gain insight into how to protect our planet's biodiversity and ensure the sustainability of our natural resources. Understanding trophic levels and their implications allows us to better appreciate the complexity of life on Earth and the importance of every organism within the ecosystem. As we face challenges such as climate change and habitat destruction, recognizing the significance of trophic relationships will be vital in our efforts to conserve the environment for future generations.
‘trophic’(营养的)层次的概念是理解生态系统及其内部不同物种之间相互作用的基础。在生态学中,‘trophic’指的是生物之间的食物关系和能量流动。这个概念通常通过食物链或食物网来说明,展示了能量如何从一个生物转移到另一个生物。在食物链的底部是初级生产者,例如植物和藻类,它们通过光合作用将阳光转化为能量。这些生物被归类为自养生物,意味着它们自己生产食物。 随着我们向上移动‘trophic’层次,我们会遇到初级消费者,它们是以生产者为食的草食动物。这些动物依靠植物中储存的能量生存和成长。接下来是次级消费者,它们是以初级消费者为食的肉食动物。这个模式在食物链中继续,直到顶级掠食者处于食物链的顶端,每个层次代表可用能量的减少。 理解‘trophic’动态对于保护工作和管理自然资源至关重要。例如,如果从生态系统中移除一个顶级掠食者,可能导致初级消费者过度繁殖,从而摧毁植物种群。这种干扰可能在整个生态系统中引发级联效应,最终导致栖息地丧失和生物多样性的下降。 ‘trophic’关系的一个重要方面是能量转移效率的概念。从一个‘trophic’层次到下一个层次,仅约10%的能量被传递。这意味着,随着你在食物链中向上移动,可供支持更大种群的能量越来越少。因此,生态系统在较高‘trophic’层次上往往有更少的个体,这也是为什么顶级掠食者常常面临灭绝风险。 此外,生态系统的‘trophic’结构可能会受到各种因素的影响,包括环境变化、人类活动和入侵物种。例如,过度捕捞可以显著改变海洋生态系统中的‘trophic’动态,导致鱼类种群崩溃以及其他以前可能不那么普遍的物种的增加。 总之,‘trophic’这个术语涵盖了广泛的生态相互作用,这些相互作用对维持生态系统的平衡至关重要。通过研究这些关系,我们可以深入了解如何保护地球的生物多样性,并确保我们的自然资源的可持续性。理解‘trophic’层次及其影响使我们能够更好地欣赏地球上生命的复杂性以及生态系统中每个生物的重要性。随着我们面临气候变化和栖息地破坏等挑战,认识到‘trophic’关系的重要性将在我们保护环境、为后代创造可持续未来的努力中发挥至关重要的作用。
文章标题:trophic的意思是什么
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