indoleacetic

简明释义

英[ɪnˌdoʊl.iˈeɪ.sɛt.ɪk]美[ɪnˌdoʊl.iˈeɪ.sɛt.ɪk]

吲哚基乙酸

英英释义

单词用法

同义词

反义词

例句

1.When the obtained calli were further transferred onto MS medium supplemented with 3-indoleacetic acid (IAA) and 6-benzylaminopurine (BAP), some of them regenerated plants.

转移3 - 6周后，将愈伤组织进一步转移到添加吲哚乙酸(IAA)和6 -苄基嘌呤(bap)的MS培养基上，一些愈伤组织再生出植株。

2.Exogenous applications of indoleacetic acid, kinetin or gibberellic acid stimulate photosynthesis.

吲哚乙酸，激动素或赤霉酸的外源施用刺激了光合作用。

3.The mixed growth regulator by adopting the rhodofix and indoleacetic acid can further improve the effect of early fruition and luxuriant production.

采用萘乙酸和吲哚乙酸的混合生长调节剂可以进 一步提高早结丰产的效果。

4.When the obtained calli were further transferred onto MS medium supplemented with 3-indoleacetic acid (IAA) and 6-benzylaminopurine (BAP), some of them regenerated plants.

转移3 - 6周后，将愈伤组织进一步转移到添加吲哚乙酸(IAA)和6 -苄基嘌呤(bap)的MS培养基上，一些愈伤组织再生出植株。

5.Scientists have discovered that indoleacetic 吲哚乙酸 can influence flowering time in certain species.

科学家发现吲哚乙酸可以影响某些物种的开花时间。

6.The role of indoleacetic 吲哚乙酸 in apical dominance is crucial for understanding plant growth patterns.

吲哚乙酸在顶端优势中的作用对于理解植物生长模式至关重要。

7.In the laboratory, we used indoleacetic 吲哚乙酸 to stimulate cell elongation in pea plants.

在实验室中，我们使用吲哚乙酸刺激豌豆植物的细胞伸长。

8.The plant growth was significantly enhanced by the application of indoleacetic 吲哚乙酸 acid.

通过施用吲哚乙酸酸，植物生长显著增强。

9.Researchers are studying the effects of indoleacetic 吲哚乙酸 on root development in various plant species.

研究人员正在研究吲哚乙酸对各种植物根系发育的影响。

作文

Indoleacetic acid, often abbreviated as IAA, is a plant hormone that plays a crucial role in the growth and development of plants. This compound is classified as an auxin, which is a type of plant hormone that regulates various aspects of plant growth, including cell elongation, root formation, and response to light and gravity. Understanding the role of indoleacetic (吲哚乙酸) acid in plant biology is essential for botanists and agricultural scientists alike, as it helps us comprehend how plants respond to their environment and how we can manipulate these processes for better crop yields.One of the most fascinating aspects of indoleacetic (吲哚乙酸) acid is its involvement in apical dominance, a phenomenon where the main central stem of the plant grows more strongly than the other side stems. This is largely due to the distribution of indoleacetic (吲哚乙酸) acid, which is produced in the tips of the shoots. As the concentration of this hormone increases in the upper parts of the plant, it inhibits the growth of lateral buds, ensuring that the plant focuses its energy on growing taller and reaching for sunlight.Moreover, indoleacetic (吲哚乙酸) acid also influences root development. When plants are exposed to different environmental conditions, such as varying levels of moisture or nutrient availability, the distribution of indoleacetic (吲哚乙酸) acid can shift. For instance, in areas where roots are developing, higher concentrations of this hormone promote cell elongation and division, leading to robust root systems that can better absorb water and nutrients from the soil.The significance of indoleacetic (吲哚乙酸) acid extends beyond basic plant physiology; it has practical applications in agriculture and horticulture. By understanding how this hormone operates, scientists can develop strategies to enhance plant growth and improve resistance to stressors such as drought or disease. For example, applying synthetic auxins, which mimic the action of indoleacetic (吲哚乙酸) acid, can encourage rooting in cuttings, making propagation easier and more efficient.Furthermore, research into indoleacetic (吲哚乙酸) acid has opened new avenues in genetic engineering. Scientists are exploring ways to modify plants genetically to either increase their natural production of indoleacetic (吲哚乙酸) acid or to enhance their sensitivity to this hormone. Such advancements could lead to the development of crops that grow faster, yield more produce, and require fewer resources, which is increasingly important in the face of global food shortages.In conclusion, the study of indoleacetic (吲哚乙酸) acid is a vital component of plant science that has far-reaching implications for agriculture and food security. By understanding how this plant hormone functions, we can better appreciate the complexity of plant growth and development, and utilize this knowledge to foster sustainable agricultural practices. As we continue to face challenges related to climate change and population growth, the insights gained from studying indoleacetic (吲哚乙酸) acid will be invaluable in our efforts to ensure a stable food supply for future generations.

吲哚乙酸（通常缩写为IAA）是一种植物激素，在植物的生长和发育中起着至关重要的作用。该化合物被归类为生长素，这是一种调节植物生长各个方面的植物激素，包括细胞伸长、根形成以及对光和重力的反应。理解indoleacetic（吲哚乙酸）酸在植物生物学中的作用对于植物学家和农业科学家来说都是至关重要的，因为它帮助我们理解植物如何响应环境，以及我们如何操控这些过程以获得更好的作物产量。indoleacetic（吲哚乙酸）酸最迷人的一个方面是它参与了顶端优势现象，这是一种植物主干比侧枝生长更强的现象。这主要归因于生长点产生的indoleacetic（吲哚乙酸）酸的分布。当这种激素在植物上部的浓度增加时，它会抑制侧芽的生长，从而确保植物将能量集中在向上生长并争取阳光。此外，indoleacetic（吲哚乙酸）酸还影响根系发育。当植物暴露于不同的环境条件下，例如水分或营养物质的不同水平时，indoleacetic（吲哚乙酸）酸的分布可能会发生变化。例如，在根系发育的区域，这种激素的高浓度可以促进细胞的伸长和分裂，从而形成强健的根系，更好地吸收土壤中的水分和养分。indoleacetic（吲哚乙酸）酸的重要性不仅限于基础植物生理学；它在农业和园艺中也有实际应用。通过理解这种激素的作用，科学家们可以制定策略来增强植物生长，提高其对干旱或疾病等压力源的抵抗力。例如，施用合成生长素（模拟indoleacetic（吲哚乙酸）酸的作用）可以促进插条生根，使繁殖变得更加简单高效。此外，研究indoleacetic（吲哚乙酸）酸为基因工程开辟了新途径。科学家们正在探索如何通过基因改造植物，增加其天然产生indoleacetic（吲哚乙酸）酸的能力或增强其对这种激素的敏感性。这些进展可能导致开发出生长更快、产量更高、资源需求更少的作物，这在全球粮食短缺的背景下变得越来越重要。总之，研究indoleacetic（吲哚乙酸）酸是植物科学的重要组成部分，对农业和食品安全具有深远的影响。通过理解这种植物激素的功能，我们可以更好地欣赏植物生长和发育的复杂性，并利用这些知识来促进可持续农业实践。在我们继续面临气候变化和人口增长相关的挑战时，研究indoleacetic（吲哚乙酸）酸所获得的见解将在我们努力确保未来几代人稳定的食品供应中发挥不可或缺的作用。