corm

简明释义

英[kɔːm]美[kɔːrm]

n. [植] 球茎

英英释义

单词用法

同义词

反义词

例句

1.Following the development of the corm, starch was accumulated progressively.

随着天麻球茎的生长发育，逐渐积累淀粉。

2.Alternating temperatures accelerated corm dormancy releasing, but there was obvious difference between the two cultivars.

变温处理加速球茎休眠的解除，但品种间有较大差异。

3.Amorphophallus is a monocotyledonous perennial herb. Konjac glucomannan which is rich in the corm has been applied widely in food, medicine, chemistry and agriculture industry.

魔芋是单子叶多年生草本植物，其球茎中富含的葡萄甘露聚糖在食品、医药、化工和农业中具有广泛的应用。

4.Contractile root a specialized root developed by certain bulb-and corm-forming plants that serve to pull the bulb or corm down to the appropriate depth in the soil, e. g. Crocus.

收缩根的作用是把形成的鳞茎或球茎定位于土壤的某一特定深度，例如番红花属的植物。

5.Contractile root a specialized root developed by certain bulb-and corm-forming plants that serve to pull the bulb or corm down to the appropriate depth in the soil, e. g. Crocus.

收缩根的作用是把形成的鳞茎或球茎定位于土壤的某一特定深度，例如番红花属的植物。

6.The corm of Amorphophallus sp. was used as explants for callus induction, bud differentiation and plant regeneration.

以甜魔芋球茎为外植体，进行愈伤组织诱导、芽分化及植株再生研究。

7.The corm 's position in the soil is often maintained with the aid of contractile roots.

在收缩根的帮助下球茎可以在土壤中保持一定的位置。

8.The analysis of Isoenzyme extracted from Gladiolus corm showed: the effect of superoxide isoenzyme band is best, but polymorphism is worse;

用唐菖蒲种球中提取的同工酶分析表明：过氧化物同工酶谱带效果最好，但多态性差；

9.The gardener planted a new corm to grow beautiful flowers this spring.

园丁种下了一个新的块茎，以便在这个春天长出美丽的花朵。

10.After the frost, we dug up the corms and stored them in a cool place.

霜冻过后，我们挖出了块茎并将它们存放在阴凉的地方。

11.Some varieties of tulips grow from a corm instead of a bulb.

一些品种的郁金香是从块茎而不是鳞茎生长的。

12.The corm of the plant is a vital part for its growth and reproduction.

植物的块茎是其生长和繁殖的重要部分。

13.When planting, make sure the corms are placed at the right depth.

种植时，确保将块茎放在正确的深度。

作文

In the world of botany, many plants possess unique structures that allow them to thrive in various environments. One such structure is the corm, which plays a crucial role in the life cycle of certain flowering plants. A corm is a swollen underground stem that serves as a storage organ for nutrients, enabling the plant to survive adverse conditions such as drought or winter. This remarkable adaptation not only helps the plant endure tough times but also supports its growth during the favorable seasons. The most notable feature of a corm is its ability to store energy in the form of carbohydrates. This stored energy is vital for the plant's growth and development, especially when it emerges from dormancy. For instance, when spring arrives, the plant can draw on the nutrients stored within the corm to produce new shoots and leaves. This process is essential for the plant's reproduction, as it allows it to flower and produce seeds. Some popular examples of plants that utilize corms include crocuses, gladiolus, and taro. Each of these plants has adapted to their specific environments, using corms to ensure their survival. Crocuses, for example, are often among the first flowers to bloom in spring, thanks to their corms which provide the necessary energy to break through the still-frozen ground. Gladiolus, on the other hand, uses its corms to produce tall spikes of colorful flowers that attract pollinators. Taro, a staple food in many tropical regions, relies on its corms for sustenance, both for the plant itself and for the communities that cultivate it. Understanding the function of corms in these plants highlights the importance of this structure in the ecosystem. Not only do corms enable plants to survive challenging conditions, but they also contribute to biodiversity by supporting various species that depend on these plants for food and habitat. The presence of corms in different plant species illustrates nature's ingenuity in solving the challenges of survival. Moreover, gardeners and horticulturists often take advantage of corms when planting. By understanding the growth cycles and requirements of corm-producing plants, they can time their planting to coincide with optimal growing conditions. This knowledge allows for vibrant gardens filled with stunning blooms, as well as successful crop yields for those who rely on these plants for food. In conclusion, the corm is more than just a simple storage organ; it is a testament to the resilience and adaptability of plants. By storing energy and nutrients, corms enable plants to survive through difficult times and flourish when conditions improve. As we continue to study and appreciate the diverse structures found in the plant kingdom, the significance of corms becomes increasingly clear. They are not only vital for the individual plants that possess them but also play an essential role in maintaining the delicate balance of our ecosystems. Understanding the corm and its functions can deepen our appreciation for the natural world and encourage us to protect the rich biodiversity that surrounds us.

在植物学的世界里，许多植物拥有独特的结构，使它们能够在各种环境中生存。其中一个结构是块茎，它在某些开花植物的生命周期中起着至关重要的作用。块茎是一种膨胀的地下茎，作为营养储存器官，使植物能够在干旱或冬季等不利条件下生存。这种显著的适应性不仅帮助植物度过艰难时期，还支持其在有利季节的生长。块茎最显著的特点是能够以碳水化合物的形式储存能量。这些储存的能量对植物的生长和发育至关重要，尤其是在植物从休眠状态中苏醒时。例如，当春天来临时，植物可以利用储存在块茎中的养分产生新的芽和叶子。这个过程对于植物的繁殖至关重要，因为它使植物能够开花并产生种子。一些利用块茎的植物的著名例子包括番红花、剑兰和芋头。这些植物各自适应了特定的环境，利用块茎来确保其生存。例如，番红花通常是春天开花的第一批花之一，这得益于其块茎提供的必要能量，使其突破仍然结冰的地面。另一方面，剑兰利用其块茎产生高耸的色彩斑斓的花序，以吸引授粉者。芋头则在许多热带地区是主要食物，依赖其块茎来维持自身和培育它的社区的生计。理解这些植物中块茎的功能突显了这一结构在生态系统中的重要性。块茎不仅使植物能够在具有挑战性的条件下生存，还通过支持依赖这些植物作为食物和栖息地的各种物种，促进了生物多样性。不同植物物种中块茎的存在展示了自然在解决生存挑战方面的聪明才智。此外，园丁和园艺师在种植时常常利用块茎。通过了解产块茎植物的生长周期和需求，他们可以将种植时间与最佳生长条件相吻合。这种知识使得花园充满生机的花朵，以及那些依赖这些植物获取食物的成功作物收成。总之，块茎不仅仅是一个简单的储存器官；它是植物韧性和适应性的证明。通过储存能量和养分，块茎使植物能够在困难时期生存，并在条件改善时蓬勃发展。随着我们继续研究和欣赏植物王国中多样的结构，块茎的重要性变得越来越明显。它们不仅对拥有它们的个体植物至关重要，而且在维持我们生态系统的微妙平衡中也发挥着至关重要的作用。理解块茎及其功能可以加深我们对自然世界的欣赏，并鼓励我们保护周围丰富的生物多样性。