phytophagous

简明释义

英[faɪˈtɒfəɡəs]美[faɪˈtɑːfəɡəs]

adj. （昆虫）[动] 食植物的；[植保] 食叶类的

英英释义

单词用法

同义词

反义词

例句

1.Transgenic insect-resistance hybrid poplar 741 had negative effect on target and non-target phytophagous pests, but had positive effect on natural enemies and neutral arthropod.

研究表明，转基因741杨对目标昆虫和非目的植食性害虫存在负效应，而对天敌和中性节肢动物组成和发生无明显负作用。

2.It is now known that apparent competition is as important as resource-mediated competition, especially for phytophagous insects.

物种之间的表观竞争被认为和资源竞争具有同等的重要性，尤其是对植食性昆虫来说更为重要。

3.Plant volatiles are the most important semiochemiccals in mediating the interactions between plants and phytophagous insects.

植物挥发物是植物与昆虫之间最为重要的化学信息纽带。

4.In this paper have been discussed the mutual countermeasures between trees and phytophagous insects, bio-chemical basis of induced resistance in regulating phytophagous insects population.

本文着重阑明了树木与植食性昆虫的互相策略，诱导抗性的生物化学基础以及诱导抗性在调节植食性昆虫种群中的重要性。

5.Most of them are phytophagous insects and important pests in agriculture and forest; others are predatory insects and are insect enemy and potential resources for biocontrol.

大多数螽蟖为植食性种类，是重要的农林害虫，部分类群为捕食性种类，是重要的昆虫天敌和生物防治的潜在资源。

6.The results showed that in the first principal component, the contribution of arthropod community, phytophagous sub-community and predacious sub-community was 66.70%, 73.39% and 54.17%, respectively.

结果表明，葡萄园节肢动物群落、植食类亚群落、捕食类亚群落特征向量矩阵中第1主分量综合指标贡献率依次为66·70%、73·39%和54·17%。

7.The results showed that in the first principal component, the contribution of arthropod community, phytophagous sub-community and predacious sub-community was 66.70%, 73.39% and 54.17%, respectively.

结果表明，葡萄园节肢动物群落、植食类亚群落、捕食类亚群落特征向量矩阵中第1主分量综合指标贡献率依次为66·70%、73·39%和54·17%。

8.Compared with omnivorous pheasants, insectivorous birds and raptorial birds Koklass's digestive system is similar to the typical phytophagous birds.

与杂食性鸡类、食虫鸟类及猛禽比较，勺鸡的消化系统具有典型植食性鸟类的特征。

9.The induced resistance of volatile substance of trees to feeding and deposition of phytophagous insects is the inevitable outcome of coordinated evolution between trees and insects for a long time.

树木挥发物质对植食性昆虫取食、产卵所产生的诱导抗性是树木与昆虫的长期协同进化过程中的必然结果。

10.Many insects, such as caterpillars, are phytophagous 食草的, feeding on leaves and stems.

许多昆虫，如毛虫，是phytophagous 食草的，以叶子和茎为食。

11.The study of phytophagous 食草的 insects can reveal patterns of plant evolution.

对phytophagous 食草的昆虫的研究可以揭示植物进化的模式。

12.Understanding the phytophagous 食草的 behavior of certain species helps in pest management strategies.

了解某些物种的phytophagous 食草的行为有助于害虫管理策略。

13.The phytophagous 食草的 nature of these beetles can lead to significant damage in agricultural fields.

这些甲虫的phytophagous 食草的特性可能会对农业田地造成重大损害。

14.Some phytophagous 食草的 mammals, like rabbits, play a crucial role in their ecosystems.

一些phytophagous 食草的哺乳动物，如兔子，在其生态系统中发挥着重要作用。

作文

In the vast and intricate web of life, the interactions between different organisms form a fascinating ecosystem. One particularly interesting group of organisms is the phytophagous species, which play a crucial role in shaping plant communities and influencing ecological dynamics. The term phytophagous refers to organisms that primarily feed on plants. This group includes a variety of herbivores, such as insects, mammals, and even some birds, all of which have adapted to consume plant material as their main source of nutrition.The importance of phytophagous organisms cannot be overstated. They serve as primary consumers in the food chain, converting the energy stored in plants into forms that can be utilized by higher trophic levels, such as carnivores. For instance, when a caterpillar, which is a phytophagous insect, feeds on leaves, it not only sustains itself but also becomes a food source for birds and other predators. This transfer of energy is vital for maintaining the balance within ecosystems.Moreover, phytophagous species contribute significantly to the health of plant populations. By feeding on certain plants, they can help control the growth of dominant species, allowing for greater biodiversity. This process, known as herbivory, can prevent any single plant species from monopolizing resources, thereby promoting a more diverse plant community. For example, in grasslands, large herbivores like bison and deer graze on grasses, creating open spaces that allow for a variety of other plant species to thrive.However, the relationship between phytophagous organisms and their plant hosts is not always harmonious. Many plants have developed various defense mechanisms to deter herbivory, such as thorns, toxic compounds, and tough leaves. In response, phytophagous animals have evolved specialized adaptations to overcome these defenses. For instance, some caterpillars can detoxify harmful chemicals in plants, while others have developed physical traits that allow them to consume tough foliage.The interplay between phytophagous organisms and plants is a classic example of co-evolution, where both parties influence each other's evolutionary paths. As plants develop new defenses, phytophagous species must adapt to continue feeding effectively. This dynamic relationship highlights the complexity of ecological interactions and the importance of understanding these connections in conservation efforts.In conclusion, phytophagous organisms are essential components of ecosystems. They facilitate energy transfer within food webs, promote plant diversity, and engage in intricate evolutionary relationships with their plant hosts. Recognizing the significance of these herbivores helps us appreciate the delicate balance of nature and the need for conservation strategies that protect both phytophagous species and their plant counterparts. As we continue to study and understand these relationships, we can better manage our natural resources and ensure the sustainability of our ecosystems for future generations.

在广阔而复杂的生命网络中，不同生物之间的相互作用形成了一个迷人的生态系统。其中一个特别有趣的生物群体是植食性物种，它们在塑造植物群落和影响生态动态方面发挥着至关重要的作用。术语植食性指的是主要以植物为食的生物。这个群体包括各种草食动物，如昆虫、哺乳动物，甚至一些鸟类，它们都适应了将植物材料作为主要营养来源。植食性生物的重要性不容小觑。它们在食物链中作为初级消费者，将植物中储存的能量转化为更高营养层次（如肉食动物）可以利用的形式。例如，当毛虫（一种植食性昆虫）以叶子为食时，它不仅维持自身的生命，还成为鸟类和其他捕食者的食物来源。这种能量的转移对于维持生态系统的平衡至关重要。此外，植食性物种对植物种群的健康也有重要贡献。通过以某些植物为食，它们可以帮助控制优势物种的生长，从而促进更大的生物多样性。这个过程被称为食草行为，可以防止任何单一植物物种垄断资源，从而促进更为多样的植物群落。例如，在草原上，大型草食动物如野牛和鹿会以草为食，创造出开放的空间，使其他植物物种得以繁荣。然而，植食性生物与其植物宿主之间的关系并不总是和谐的。许多植物已经发展出各种防御机制来阻止食草行为，例如刺、毒性化合物和坚韧的叶子。作为回应，植食性动物进化出专门的适应性，以克服这些防御。例如，一些毛虫能够解毒植物中的有害化学物质，而另一些则发展出允许它们消费坚韧叶片的物理特征。植食性生物与植物之间的相互作用是一个经典的共演化例子，其中双方影响彼此的进化路径。随着植物发展出新的防御机制，植食性物种必须适应以继续有效地进食。这种动态关系突显了生态相互作用的复杂性，以及在保护工作中理解这些联系的重要性。总之，植食性生物是生态系统的重要组成部分。它们促进食物网中的能量转移，促进植物多样性，并与其植物宿主进行复杂的进化关系。认识到这些草食动物的重要性帮助我们欣赏自然的微妙平衡，以及需要保护植食性物种及其植物伴侣的保护策略。随着我们继续研究和理解这些关系，我们可以更好地管理我们的自然资源，确保我们生态系统的可持续性，为后代创造更美好的环境。