lignify

简明释义

英[lɪɡnɪfaɪ]美[lɪɡnɪfaɪ]

v. 使木质化

第 三 人 称 单 数 l i g n i f i e s

现 在 分 词 l i g n i f y i n g

过 去 式 l i g n i f i e d

过 去 分 词 l i g n i f i e d

英英释义

单词用法

同义词

反义词

例句

1.As the plant matures, its stems begin to lignify, providing structural support.

随着植物的成熟，它的茎开始木质化，提供结构支持。

2.Certain trees can lignify faster than others, making them more suitable for timber production.

某些树木可以比其他树木更快地木质化，使它们更适合用于木材生产。

3.The process of cells lignifying is essential for the formation of wood in trees.

细胞木质化的过程对树木形成木材至关重要。

4.In some plants, the ability to lignify allows them to withstand harsh environmental conditions.

在一些植物中，木质化的能力使它们能够抵御恶劣的环境条件。

5.During the late summer, the young shoots will start to lignify as they prepare for winter.

在夏末，年轻的芽会开始木质化，为冬季做准备。

作文

In the fascinating world of botany, one often encounters various processes that plants undergo to adapt and thrive in their environments. One such process is the ability of certain plant tissues to lignify, which refers to the transformation of soft, flexible cells into hard, woody structures through the deposition of lignin, a complex organic polymer. This process is crucial for the structural integrity of many plants, allowing them to grow tall and withstand various environmental stresses. Without the ability to lignify effectively, many plants would struggle to maintain their upright posture and resist the forces of wind and gravity. The significance of lignification can be observed in trees, which rely heavily on this process to develop their trunks and branches. As trees mature, their inner tissues begin to lignify, providing strength and rigidity. This allows them to reach impressive heights and support extensive canopies. The presence of lignin not only contributes to the mechanical properties of wood but also plays a role in the plant's defense mechanisms against pathogens and herbivores. Lignified cells are less palatable to many animals, which helps deter feeding and protects the plant from damage. Moreover, the process of lignification is not limited to trees; many shrubs and even some herbaceous plants exhibit this trait. For instance, certain species of grasses can lignify their stems, enhancing their durability and resilience. This adaptation is particularly beneficial in ecosystems where competition for light and space is fierce, as it allows these plants to grow taller and outcompete their neighbors. In the context of agriculture and horticulture, understanding the process of lignification can lead to better management practices. For example, farmers may seek to promote lignification in specific crops to enhance their resistance to pests and diseases. By selecting for varieties that exhibit stronger lignification traits, they can cultivate plants that are not only more robust but also potentially more productive. However, it is important to note that while lignification provides numerous benefits, excessive lignin production can also have drawbacks. In some cases, it can hinder nutrient uptake and reduce the digestibility of plant materials, making it more challenging for herbivores to extract energy from these sources. This trade-off highlights the delicate balance that plants must maintain between developing strong, lignified structures and ensuring their overall health and growth. In conclusion, the ability to lignify is a remarkable adaptation that plays a vital role in the survival and success of many plant species. Whether in towering trees or resilient grasses, lignification provides the necessary support and protection that plants need to thrive in their respective environments. As we continue to study the complexities of plant biology, the process of lignification serves as a reminder of the intricate relationships that exist within ecosystems and the remarkable strategies that plants employ to survive and flourish.

在植物学的迷人世界中，我们常常会遇到植物为了适应和生存于环境中而经历的各种过程。其中一个过程是某些植物组织的能力，即木质化，指的是通过沉积木质素（一种复杂的有机聚合物）将柔软、灵活的细胞转变为坚硬、木质的结构。这个过程对许多植物的结构完整性至关重要，使它们能够长得高大并抵御各种环境压力。如果不能有效地木质化，许多植物将难以保持直立姿势，并抵抗风和重力的作用。 木质化的重要性可以在树木中观察到，树木在发育其树干和树枝时高度依赖这一过程。随着树木的成熟，其内部组织开始木质化，提供强度和刚性。这使得它们能够达到令人印象深刻的高度并支撑广泛的树冠。木质素的存在不仅有助于木材的机械特性，还在植物的防御机制中发挥作用，抵御病原体和食草动物的侵害。木质化的细胞对许多动物来说不太可口，这有助于阻止取食并保护植物免受损害。 此外，木质化的过程并不限于树木；许多灌木甚至一些草本植物也表现出这种特征。例如，某些种类的草可以木质化其茎，增强其耐久性和韧性。这种适应在光照和空间竞争激烈的生态系统中特别有利，因为它使这些植物能够长得更高，从而超越邻居。 在农业和园艺的背景下，理解木质化的过程可以导致更好的管理实践。例如，农民可能希望促进特定作物的木质化以增强其抵抗害虫和疾病的能力。通过选择具有更强木质化特征的品种，他们可以培育出不仅更坚韧而且可能更具生产力的植物。 然而，值得注意的是，虽然木质化提供了许多好处，但过度的木质素生产也可能带来缺点。在某些情况下，它可能会阻碍营养物质的吸收，并降低植物材料的消化率，使草食动物更难从这些来源中提取能量。这种权衡突显了植物必须在发展强壮的木质化结构和确保整体健康与生长之间保持微妙平衡的重要性。 总之，木质化的能力是一种显著的适应性，在许多植物物种的生存和成功中发挥着至关重要的作用。无论是在高耸的树木还是坚韧的草丛中，木质化提供了植物在各自环境中生存所需的支持和保护。随着我们继续研究植物生物学的复杂性，木质化的过程提醒我们生态系统内存在的错综复杂的关系，以及植物为生存和繁荣而采取的非凡策略。