conidium

简明释义

英[kəʊˈnɪdiəm]美[koˈnɪdɪəm]

n. 分生孢子；无性孢子

复 数 c o n i d i a

英英释义

单词用法

同义词

反义词

例句

1.The inhibition of Fungistasis of soil to chlamydospre and conidium was different.

两种孢子对土壤抑菌作用的反应存在差异。

2.The germination and invasion of conidium could be observed on the surface of the flowers by SEM. The germinating conidium and invading hyphae could also be observed in…

通过扫描电镜观察人工花器接种后的花柱、花丝等部位，可看到病菌萌发侵入的情况。

3.The germination and invasion of conidium could be observed on the surface of the flowers by SEM. The germinating conidium and invading hyphae could also be observed in…

通过扫描电镜观察人工花器接种后的花柱、花丝等部位，可看到病菌萌发侵入的情况。

4.The isolation of pure culture by using hyphal, stipe, stroma and ascospore obtained the pure culture of conidium phase.

用虫草的虫体、菌柄、子座、及子囊孢子进行了纯培养分离，结果获得了分生孢子阶段的真菌的纯培养物。

5.The characterized color of the colony was caused by the production of penicillus and conidium.

特征性的菌落颜色与帚状枝及分生孢子的产生有关。

6.Researchers isolated a new species of fungus that produces conidia in large quantities.

研究人员分离出一种新真菌，该真菌大量产生分生孢子。

7.In many fungi, the conidium is the primary method of asexual reproduction.

在许多真菌中，分生孢子是无性繁殖的主要方式。

8.The conidium can be dispersed by wind, allowing it to infect new hosts.

风可以传播分生孢子，使其感染新的宿主。

9.The fungal life cycle often begins with a spore called a conidium.

真菌的生命周期通常以一种称为分生孢子的孢子开始。

10.Some plants are resistant to diseases caused by fungi that produce conidia.

一些植物对由产生分生孢子的真菌引起的疾病具有抗性。

作文

In the fascinating world of fungi, one term that stands out is conidium, which refers to a type of asexual spore produced by certain fungi. These spores play a crucial role in the life cycle of fungi, allowing them to reproduce and spread without the need for sexual reproduction. Understanding conidium is essential for both mycologists and anyone interested in the ecological roles of fungi. Fungi are diverse organisms that can be found in various environments, from damp forests to decaying organic matter. They are essential decomposers, breaking down complex organic materials and recycling nutrients back into the ecosystem. Within this vast kingdom, conidium serves as a key reproductive strategy for many species. Unlike sexual spores, which require the fusion of two different mating types, conidium can be produced rapidly and in large quantities, enabling fungi to colonize new substrates quickly. The formation of conidium occurs through a process known as conidiogenesis. This process can vary significantly among different fungal species, resulting in a wide variety of shapes, sizes, and structures. Some fungi produce conidia that are unicellular, while others produce multicellular structures. The morphology of conidium can also provide valuable taxonomic information, helping scientists classify and identify different fungal species. For instance, the genus Aspergillus produces conidia that are typically round and borne on specialized structures called conidiophores. These conidia can be dispersed by wind, water, or animals, allowing the fungus to spread over long distances. In contrast, the genus Penicillium produces conidia that are often arranged in chains, giving them a distinctive appearance under the microscope. The ecological significance of conidium cannot be overstated. By producing asexual spores, fungi can take advantage of favorable environmental conditions to proliferate rapidly. For example, after a heavy rain, many fungi release their conidia into the air, where they can be carried by the wind to new locations. This ability to quickly generate offspring allows fungi to exploit transient resources, such as decaying plant material, before they disappear. Moreover, conidia can also play a role in pathogenicity. Some fungi, such as those in the genus Fusarium, produce conidia that can infect plants and cause significant agricultural losses. Understanding the biology of conidium is therefore vital for developing effective strategies to manage fungal diseases in crops. In conclusion, the study of conidium offers valuable insights into the reproductive strategies and ecological roles of fungi. As we continue to explore the complexities of fungal biology, it becomes increasingly clear that these organisms play an indispensable role in our ecosystems. By understanding how conidium functions, we can better appreciate the intricate relationships between fungi, plants, and the environment. This knowledge not only enhances our scientific understanding but also informs practical applications in agriculture, medicine, and environmental conservation.

在迷人的真菌世界中，有一个词脱颖而出，那就是conidium，它指的是某些真菌产生的一种无性孢子。这些孢子在真菌的生命周期中起着至关重要的作用，使它们能够在不需要性繁殖的情况下繁殖和传播。理解conidium对于真菌学家和任何对真菌生态角色感兴趣的人来说都是必不可少的。真菌是多样化的生物体，可以在各种环境中找到，从潮湿的森林到腐烂的有机物质。它们是重要的分解者，分解复杂的有机材料并将养分回收利用到生态系统中。在这个广阔的王国中，conidium作为许多物种的关键繁殖策略。与需要两个不同交配类型融合的性孢子不同，conidium可以迅速大量产生，使真菌能够快速占领新的基质。conidium的形成通过称为分生孢子发生的过程进行。这个过程在不同的真菌物种之间可能会显著变化，导致形状、大小和结构的多样性。一些真菌产生的conidia是单细胞的，而另一些则产生多细胞结构。conidium的形态也可以提供有价值的分类信息，帮助科学家对不同的真菌物种进行分类和识别。例如，曲霉属（Aspergillus）产生的conidia通常是圆形的，并且生长在称为分生孢子梗的特殊结构上。这些conidia可以通过风、水或动物传播，使真菌能够在长距离内扩散。相比之下，青霉属（Penicillium）产生的conidia通常以链状排列，在显微镜下呈现出独特的外观。conidium的生态意义不容小觑。通过产生无性孢子，真菌能够利用有利的环境条件迅速繁殖。例如，在大雨过后，许多真菌会将其conidia释放到空气中，这些孢子可以被风携带到新地点。这种快速生成后代的能力使真菌能够在临时资源（如腐烂植物材料）消失之前迅速利用它们。此外，conidia也可能在致病性中发挥作用。一些真菌，如镰刀菌属（Fusarium），产生的conidia可以感染植物并造成显著的农业损失。因此，了解conidium的生物学对于制定有效的策略来管理农作物中的真菌疾病至关重要。总之，研究conidium为我们提供了对真菌繁殖策略和生态角色的宝贵见解。随着我们继续探索真菌生物学的复杂性，越来越清楚这些生物在我们的生态系统中扮演着不可或缺的角色。通过理解conidium的功能，我们可以更好地欣赏真菌、植物和环境之间错综复杂的关系。这一知识不仅增强了我们的科学理解，还为农业、医学和环境保护的实际应用提供了信息。