terminal bud

简明释义

顶芽

英英释义

例句

1.Pruning the terminal bud 顶芽 can encourage bushier growth in shrubs.

修剪terminal bud 顶芽可以促进灌木更茂盛的生长。

2.The growth of the plant was stunted because the terminal bud 顶芽 was damaged.

植物的生长受阻，因为它的terminal bud 顶芽受到了损伤。

3.When the terminal bud 顶芽 opens, it reveals the leaves that will photosynthesize.

当terminal bud 顶芽打开时，它会露出将进行光合作用的叶子。

4.The terminal bud 顶芽 is crucial for the overall health of the tree.

terminal bud 顶芽对树木的整体健康至关重要。

5.In spring, the terminal bud 顶芽 begins to swell, indicating new growth.

在春天，terminal bud 顶芽开始膨胀，表明新生长的开始。

作文

The growth of plants is a fascinating process that involves various structures and functions. One of the most important components in plant growth is the terminal bud, which plays a crucial role in determining the overall shape and height of a plant. The terminal bud (顶端芽) is located at the tip of a stem or branch and contains the apical meristem, a region of actively dividing cells that contribute to the elongation of the plant. This structure not only influences vertical growth but also affects the development of lateral branches and leaves. In many species, the presence of a terminal bud (顶端芽) helps to regulate the growth patterns of the plant. When the terminal bud (顶端芽) is intact, it produces hormones such as auxins that inhibit the growth of lateral buds. This phenomenon is known as apical dominance. It ensures that the plant grows taller and more robust, allowing it to compete effectively for sunlight. However, if the terminal bud (顶端芽) is removed or damaged, the lateral buds are stimulated to grow, resulting in a bushier appearance. This adaptability is vital for plants as it allows them to respond to environmental changes and maximize their chances of survival.The importance of the terminal bud (顶端芽) extends beyond just physical growth; it also plays a role in the reproductive cycle of plants. Many flowering plants develop flowers from the terminal bud (顶端芽) when the conditions are right. This transition from vegetative growth to flowering is influenced by various factors, including light and temperature. The timing of flower production is critical for successful pollination and seed development, making the terminal bud (顶端芽) an integral part of the plant's life cycle.In horticulture and agriculture, understanding the function of the terminal bud (顶端芽) can lead to better practices in plant care and cultivation. For instance, gardeners often prune plants to remove the terminal bud (顶端芽) to encourage bushier growth and more blooms. This technique is particularly useful in maintaining ornamental plants and ensuring a plentiful harvest in fruit-bearing species. Additionally, knowledge of how the terminal bud (顶端芽) influences growth can help in breeding programs aimed at developing new varieties with desirable traits.In conclusion, the terminal bud (顶端芽) is a vital component of plant biology that affects growth, structure, and reproduction. Its role in apical dominance, flowering, and adaptability highlights the complexity of plant systems and their interactions with the environment. By studying the terminal bud (顶端芽), we gain valuable insights into the mechanisms of plant growth and development, which can ultimately enhance our ability to cultivate and care for these remarkable organisms.

植物的生长是一个迷人的过程，涉及各种结构和功能。在植物生长中，最重要的组成部分之一是顶端芽，它在决定植物的整体形状和高度方面发挥着至关重要的作用。顶端芽位于茎或枝条的顶端，包含分生组织，这是一个活跃分裂细胞的区域，有助于植物的延长。这个结构不仅影响垂直生长，还影响侧枝和叶子的发育。在许多物种中，顶端芽的存在有助于调节植物的生长模式。当顶端芽完好无损时，它会产生激素，如生长素，抑制侧芽的生长。这种现象被称为顶端优势。它确保植物长得更高、更强壮，使其能够有效地争夺阳光。然而，如果顶端芽被移除或损坏，侧芽会受到刺激而生长，从而导致植物外观更加茂盛。这种适应能力对植物至关重要，因为它使它们能够对环境变化做出反应，最大限度地提高生存机会。顶端芽的重要性不仅仅局限于物理生长；它在植物的繁殖周期中也发挥着作用。许多开花植物在条件合适时从顶端芽发育出花朵。这种从营养生长到开花的转变受多种因素的影响，包括光照和温度。花朵产生的时机对于成功授粉和种子发育至关重要，使得顶端芽成为植物生命周期中不可或缺的一部分。在园艺和农业中，理解顶端芽的功能可以带来更好的植物护理和栽培实践。例如，园丁通常会修剪植物以去除顶端芽，以促进更茂密的生长和更多的花朵。这种技术在维护观赏植物和确保果实丰收的物种中特别有用。此外，了解顶端芽如何影响生长可以帮助育种计划，旨在开发具有理想特征的新变种。总之，顶端芽是植物生物学中的一个重要组成部分，影响生长、结构和繁殖。它在顶端优势、开花和适应性方面的作用突显了植物系统的复杂性及其与环境的相互作用。通过研究顶端芽，我们获得了关于植物生长和发育机制的宝贵见解，这最终可以增强我们对这些非凡生物的栽培和护理能力。