univoltine

简明释义

英[ˌjuːnɪˈvoʊtaɪn]美[ˌjuːnɪˈvoʊtaɪn]

adj. [昆] 一化的

英英释义

单词用法

同义词

反义词

例句

1.In addition, diapause intensity increased as the original latitude decreased within the northern univoltine area.

在北方的一化性种群中，滞育强度随着纬度的降低而增强。

2.In addition, diapause intensity increased as the original latitude decreased within the northern univoltine area.

在北方的一化性种群中，滞育强度随着纬度的降低而增强。

3.The life cycle of the butterfly is classified as univoltine, meaning it produces only one generation per year.

这种蝴蝶的生命周期被归类为单年发生，意味着它每年只产生一代。

4.The univoltine nature of some moths makes them particularly sensitive to environmental changes.

一些蛾子的单年发生特性使它们对环境变化特别敏感。

5.In temperate climates, many species of insects are univoltine, emerging only once in the warmer months.

在温带气候中，许多昆虫种类是单年发生的，只在温暖的月份出现。

6.Farmers often prefer univoltine crops, as they can plan their harvests around a single growing season.

农民通常更喜欢单年发生的作物，因为他们可以围绕一个生长季节来计划收成。

7.Research shows that univoltine species may be more vulnerable to climate change due to their limited reproductive cycles.

研究表明，单年发生的物种可能因其有限的繁殖周期而更容易受到气候变化的影响。

作文

In the study of ecology and entomology, understanding the life cycles of different species is crucial. One term that often arises in this context is univoltine, which refers to organisms that produce only one generation per year. This characteristic can be observed in various insects, particularly those that inhabit temperate regions where seasonal changes significantly affect their life cycles. For instance, the common buckeye butterfly is a classic example of a univoltine species. It emerges from its pupal stage in late spring or early summer, lays eggs, and subsequently dies after completing its reproductive cycle. This adaptation allows the species to synchronize its life cycle with the availability of resources, such as host plants for larvae, ensuring the survival of the next generation.The concept of univoltine organisms is significant in understanding population dynamics and ecological interactions. In environments with distinct seasons, having a single reproductive cycle can be advantageous. It allows these species to allocate their energy efficiently, focusing on growth and reproduction during the optimal conditions of the year. Conversely, species that are multivoltine, producing multiple generations within a year, may face challenges such as increased competition for resources and higher predation rates.Moreover, the univoltine strategy can influence the evolutionary pressures on a species. For example, in areas where climate change is altering seasonal patterns, univoltine species may struggle to adapt quickly enough to the changing environment. If their life cycle does not align with the new timing of resource availability, it could lead to population declines or even extinction. This highlights the importance of studying univoltine species in the context of environmental changes and conservation efforts.Research into univoltine species also provides insights into the mechanisms of phenology—the study of periodic biological events. Scientists examine how temperature, daylight, and other environmental factors trigger the life stages of these organisms. By understanding the cues that signal the emergence of univoltine species, researchers can better predict their responses to climate variability. This knowledge is crucial for developing conservation strategies aimed at protecting vulnerable species that rely on specific seasonal conditions for their survival.In conclusion, the term univoltine encapsulates a fascinating aspect of life history strategies in the natural world. It emphasizes the intricate relationship between organisms and their environments, shedding light on how life cycles are adapted to seasonal changes. As we continue to study these patterns, we gain a deeper appreciation for the complexities of ecological systems and the importance of preserving biodiversity in the face of rapid environmental change. Understanding univoltine organisms not only enriches our knowledge of ecology but also enhances our ability to protect the delicate balance of nature that sustains all life on Earth.

在生态学和昆虫学的研究中，理解不同物种的生命周期至关重要。一个常常出现的术语是univoltine，它指的是每年只产生一代的生物。这一特征可以在各种昆虫中观察到，特别是在气候温和的地区，这些地区的季节变化显著影响其生命周期。例如，普通的眼蝶就是一个典型的univoltine物种。它在春末或夏初从蛹阶段中孵化，产卵，然后在完成繁殖周期后死亡。这种适应性使得该物种能够与资源的可用性（如幼虫的宿主植物）同步其生命周期，从而确保下一代的生存。univoltine生物的概念在理解种群动态和生态互动中具有重要意义。在具有明显季节变化的环境中，拥有单一的繁殖周期可能是有利的。这使这些物种能够有效地分配能量，在一年中的最佳条件下专注于生长和繁殖。相反，产生多代的多代生物（multivoltine）可能面临资源竞争加剧和捕食率上升等挑战。此外，univoltine策略可能影响物种的进化压力。例如，在气候变化改变季节模式的地区，univoltine物种可能难以快速适应变化的环境。如果它们的生命周期与资源可用性的新时机不一致，可能导致种群下降甚至灭绝。这突显了在环境变化和保护努力的背景下研究univoltine物种的重要性。对univoltine物种的研究也提供了对现象学机制的洞察——即周期性生物事件的研究。科学家们考察温度、日照和其他环境因素如何触发这些生物的生命周期阶段。通过了解信号univoltine物种出现的线索，研究人员可以更好地预测它们对气候变化的反应。这一知识对于制定旨在保护依赖特定季节条件生存的脆弱物种的保护策略至关重要。总之，univoltine这一术语概括了自然界中生命历史策略的迷人方面。它强调了生物与其环境之间错综复杂的关系，揭示了生命循环如何适应季节变化。随着我们继续研究这些模式，我们对生态系统复杂性的认识加深，并增强了我们在快速环境变化面前保护生物多样性的能力。理解univoltine生物不仅丰富了我们对生态学的认识，还提高了我们保护维持地球上所有生命的自然平衡的能力。