hyponastic

简明释义

英[ˈhaɪpəˌnæstɪk]美[ˌhaɪpəˈnæstɪk]

adj. 偏下性的

英英释义

单词用法

同义词

反义词

例句

1.Taken together these constitute the so-called shadow avoidance syndrome. They enhance the growth of shoots and the upward movement of the leaves (i.e. the hyponastic response).

综合这些组成型的“荫蔽躲避综合征”植物就会增大它们的地上部生长速度同时将叶片向上移动。

2.Taken together these constitute the so-called shadow avoidance syndrome. They enhance the growth of shoots and the upward movement of the leaves (i.e. the hyponastic response).

综合这些组成型的“荫蔽躲避综合征”植物就会增大它们的地上部生长速度同时将叶片向上移动。

3.In some species, hyponastic movements are crucial for maximizing sunlight exposure.

在某些物种中，低生长性运动对于最大化阳光暴露至关重要。

4.Certain environmental factors can lead to hyponastic growth in plants, affecting their overall health.

某些环境因素会导致植物出现低生长性生长，从而影响它们的整体健康。

5.The researchers noted that the hyponastic response of the petals was triggered by changes in humidity.

研究人员指出，花瓣的低生长性反应是由湿度变化引发的。

6.The hyponastic behavior of the leaves helped the plant conserve water during drought conditions.

叶子的低生长性行为帮助植物在干旱条件下节约水分。

7.The plant exhibited a hyponastic growth pattern, where the leaves curled upwards in response to low light conditions.

这株植物表现出低生长性的生长模式，叶子在光照不足的情况下向上卷曲。

作文

In the world of botany, understanding plant growth and development is crucial for both scientists and gardeners alike. One term that often comes up in discussions about plant morphology is hyponastic. This term describes a specific type of growth response in plants, particularly in relation to how they react to environmental stimuli. To better understand this concept, we can explore its definition, significance, and examples in nature. Hyponastic growth refers to the upward bending of plant parts, such as leaves or flowers, in response to certain stimuli, particularly when they are subjected to conditions like water stress or light exposure. This phenomenon allows plants to optimize their exposure to sunlight and improve their chances of survival in challenging environments. For instance, when a plant experiences drought, it may exhibit hyponastic growth by curling its leaves upwards, reducing surface area and minimizing water loss through transpiration. This adaptive mechanism highlights the incredible resilience of plants and their ability to respond to external pressures. The significance of hyponastic growth extends beyond individual plants; it plays a critical role in ecosystems. By adjusting their growth patterns, plants can compete more effectively for light and resources, thereby influencing the overall dynamics of their habitats. In densely populated areas where competition for sunlight is fierce, hyponastic growth can determine which species thrive and which ones decline. Furthermore, understanding hyponastic responses can aid in agricultural practices. Farmers and horticulturists can manipulate growing conditions to encourage desirable traits in crops, such as increased yield or resistance to pests. By studying how different species exhibit hyponastic growth under various conditions, they can develop strategies to enhance plant health and productivity. In conclusion, the term hyponastic encapsulates a fascinating aspect of plant biology that underscores the intricate relationships between organisms and their environments. By recognizing the importance of hyponastic growth, we can gain deeper insights into the adaptability of plants and their vital role in sustaining ecosystems. As we continue to explore the complexities of plant behavior, the concept of hyponastic growth will undoubtedly remain a key focus for researchers and enthusiasts alike.

在植物学的世界中，理解植物的生长和发育对科学家和园丁来说都是至关重要的。一个经常出现在关于植物形态讨论中的术语是hyponastic。这个术语描述了植物生长反应的一种特定类型，特别是它们如何对环境刺激作出反应。为了更好地理解这一概念，我们可以探讨其定义、重要性以及自然界中的例子。Hyponastic生长指的是植物部分（如叶子或花朵）在某些刺激的影响下向上弯曲的现象，尤其是在经历水分压力或光照暴露等条件时。这种现象使植物能够优化其阳光暴露，从而提高在艰难环境中生存的机会。例如，当植物经历干旱时，它可能会通过向上卷曲其叶子来表现出hyponastic生长，从而减少表面积，最小化通过蒸腾作用造成的水分损失。这一适应机制突显了植物的惊人韧性及其对外部压力的反应能力。Hyponastic生长的重要性不仅限于单个植物；它在生态系统中也发挥着关键作用。通过调整其生长模式，植物可以更有效地竞争光线和资源，从而影响其栖息地的整体动态。在阳光竞争激烈的密集区域，hyponastic生长可以决定哪些物种繁荣，哪些物种衰退。此外，理解hyponastic反应可以帮助农业实践。农民和园艺师可以操控生长条件，以鼓励作物中出现理想的特征，如产量增加或抗虫害能力。通过研究不同物种在各种条件下如何表现出hyponastic生长，他们可以制定策略来增强植物的健康和生产力。总之，术语hyponastic概括了植物生物学中一个迷人的方面，强调了生物体与其环境之间复杂的关系。通过认识到hyponastic生长的重要性，我们可以更深入地了解植物的适应能力及其在维持生态系统中的重要角色。随着我们继续探索植物行为的复杂性，hyponastic生长的概念无疑将继续成为研究人员和爱好者关注的重点。