chalcid

简明释义

英[/ˈkæl.sɪd/]美[/ˈkæl.sɪd/]

小蜂（其幼虫寄生于其他昆虫的幼虫，卵或蛹内，是害虫的天敌）

英英释义

单词用法

同义词

反义词

例句

1.The general antennal structures are commonly seen within other chalcid wasps except for a specialized 'explore area' on the ventral apex of female antenna.

平腹小蜂的触角除了雌蜂触角末端腹面具有特化的斜截“探索区”以外，大体特征基本和其它小蜂相似。

2.The general antennal structures are commonly seen within other chalcid wasps except for a specialized 'explore area' on the ventral apex of female antenna.

平腹小蜂的触角除了雌蜂触角末端腹面具有特化的斜截“探索区”以外，大体特征基本和其它小蜂相似。

3.Farmers often release chalcid 小蜂 to combat aphid populations in their fields.

农民经常释放chalcid 小蜂来对抗田间的蚜虫种群。

4.The garden was infested with chalcid 小蜂 larvae that were damaging the plants.

花园里滋生了chalcid 小蜂幼虫，正在破坏植物。

5.Some species of chalcid 小蜂 are known to be effective biological control agents.

一些chalcid 小蜂物种被认为是有效的生物控制剂。

6.The lifecycle of a chalcid 小蜂 can provide insights into pest management strategies.

一个chalcid 小蜂的生命周期可以为害虫管理策略提供见解。

7.Researchers are studying the behavior of chalcid 小蜂 to improve pest control methods.

研究人员正在研究chalcid 小蜂的行为，以改善害虫控制方法。

作文

In the intricate web of nature, every organism plays a vital role, and among these are the tiny yet fascinating wasps known as chalcids. These diminutive creatures belong to the family Chalcidoidea and are often overlooked due to their size. However, their ecological significance cannot be understated. Chalcids are primarily parasitic wasps that lay their eggs inside or on the bodies of other insects, particularly pests. This unique reproductive strategy not only ensures the survival of their offspring but also helps in controlling pest populations, making chalcids important allies for farmers and gardeners alike.The diversity of chalcids is astounding, with thousands of species identified around the world. They exhibit a wide range of behaviors and adaptations that allow them to thrive in various environments. For instance, some chalcids specialize in parasitizing specific host insects, while others have a more generalist approach, targeting multiple species. This adaptability is key to their success as a group. Moreover, many chalcids have developed complex life cycles, which can include multiple generations within a single host insect, further enhancing their population growth potential.The role of chalcids in agriculture is particularly noteworthy. Farmers often rely on these natural predators to manage pest outbreaks without resorting to chemical pesticides. By introducing chalcids into crops, they can effectively reduce the numbers of harmful pests like aphids and caterpillars. This biological control method not only promotes a healthier ecosystem but also leads to safer food production practices. As awareness of sustainable farming grows, the importance of chalcids in integrated pest management programs is becoming more recognized.Furthermore, chalcids contribute to biodiversity in ecosystems. Their presence indicates a balanced environment where various species interact harmoniously. The decline of chalcids populations could signal underlying issues within an ecosystem, such as habitat loss or pesticide overuse. Thus, protecting these wasps is essential for maintaining ecological balance.Research into chalcids continues to unveil new insights about their biology and ecology. Scientists are studying their behavior, life cycles, and interactions with host species to better understand their role in ecosystems. This research is crucial not only for conservation efforts but also for enhancing agricultural practices. By harnessing the natural abilities of chalcids, we can develop more effective and environmentally friendly pest management strategies.In conclusion, chalcids may be small, but their impact on our environment is profound. They serve as natural pest controllers, promote biodiversity, and offer valuable insights for sustainable agriculture. As we continue to learn more about these remarkable wasps, it is imperative that we recognize their importance and work towards their conservation. Protecting chalcids and their habitats will ensure that they can continue to fulfill their vital role in the ecosystem for generations to come.

在大自然复杂的网络中，每个生物都扮演着至关重要的角色，其中一种迷你而迷人的黄蜂被称为chalcids。这些微小的生物属于Chalcidoidea科，因其体型而常常被忽视。然而，它们在生态系统中的重要性不容小觑。Chalcids主要是寄生黄蜂，它们将卵产在其他昆虫的体内或体表，尤其是害虫。这种独特的繁殖策略不仅确保了它们后代的生存，也有助于控制害虫种群，使得chalcids成为农民和园丁的重要盟友。Chalcids的多样性令人惊叹，全球已识别出数千种。它们表现出广泛的行为和适应性，使其能够在各种环境中生存。例如，一些chalcids专门寄生特定的宿主昆虫，而另一些则采取更广泛的策略，攻击多种物种。这种适应性是它们作为一个群体成功的关键。此外，许多chalcids已经发展出复杂的生命周期，这可能包括在单一宿主昆虫内的多个世代，进一步增强了它们的种群增长潜力。Chalcids在农业中的角色尤为显著。农民常常依赖这些自然捕食者来管理害虫爆发，而无需诉诸化学农药。通过将chalcids引入作物，他们可以有效减少像蚜虫和毛虫等有害害虫的数量。这种生物防治方法不仅促进了更健康的生态系统，还导致了更安全的食品生产实践。随着可持续农业意识的提升，chalcids在综合害虫管理计划中的重要性正日益受到认可。此外，chalcids还对生态系统的生物多样性做出了贡献。它们的存在表明一个平衡的环境，在这个环境中，各种物种和谐互动。Chalcids种群的下降可能会发出生态系统内部潜在问题的信号，如栖息地丧失或农药过度使用。因此，保护这些黄蜂对于维持生态平衡至关重要。对chalcids的研究继续揭示它们生物学和生态学的新见解。科学家们正在研究它们的行为、生命周期以及与宿主物种的相互作用，以更好地理解它们在生态系统中的角色。这项研究对于保护工作至关重要，同时也有助于改善农业实践。通过利用chalcids的自然能力，我们可以制定更有效且环保的害虫管理策略。总之，chalcids可能很小，但它们对环境的影响却是深远的。它们作为自然的害虫控制者，促进生物多样性，并为可持续农业提供宝贵的见解。随着我们对这些非凡黄蜂了解的不断加深，必须认识到它们的重要性并努力保护它们。保护chalcids及其栖息地将确保它们能够继续在生态系统中履行其重要角色，造福后代。