indicator plant

简明释义

指示植物

英英释义

例句

1.Certain flowers act as indicator plants for pesticide contamination.

某些花朵作为农药污染的指示植物。

2.In this region, clover serves as an indicator plant for nitrogen levels.

在这个地区，三叶草作为氮含量的指示植物。

3.The presence of the indicator plant indicates a healthy ecosystem.

这种指示植物的存在表明生态系统健康。

4.The decline of specific indicator plants can signal environmental stress.

特定指示植物的减少可能表明环境压力。

5.Farmers often use indicator plants to assess soil quality.

农民常常使用指示植物来评估土壤质量。

作文

In the realm of ecology and environmental science, the term indicator plant refers to a species of plant that provides significant information about the health of an ecosystem or the conditions of the environment in which it is found. These plants are often sensitive to specific environmental factors, such as soil pH, moisture levels, and the presence of certain nutrients or contaminants. By studying the distribution and health of indicator plants, scientists can infer a great deal about the ecological balance of a particular area. For instance, the presence of certain types of indicator plants can indicate that the soil is rich in specific nutrients, while the absence of these plants may suggest nutrient depletion or contamination. One well-known example of an indicator plant is the lichen, which is highly sensitive to air quality. Lichens thrive in clean environments, and their presence often signifies low levels of air pollution. Conversely, when lichens are absent, it may indicate higher levels of pollutants, such as sulfur dioxide or nitrogen oxides, which can be detrimental to both human health and the environment. This relationship between indicator plants and environmental conditions makes them invaluable for monitoring ecological changes over time.Another important aspect of indicator plants is their role in assessing soil health. Certain plants, like clover and alfalfa, are known as nitrogen-fixing plants. They have the ability to convert atmospheric nitrogen into a form that plants can use, enriching the soil in the process. The presence of these indicator plants can signal good soil health and fertility, making them crucial for sustainable agriculture practices. Farmers and agronomists often look for these plants when assessing the viability of land for cultivation.Moreover, indicator plants can also serve as warning signs for potential ecological disasters. For example, if a population of a specific indicator plant begins to decline, it may signal underlying issues such as disease, invasive species, or climate change effects. This early warning system allows for timely intervention and management strategies to mitigate further damage to the ecosystem.In conclusion, understanding indicator plants is essential for anyone interested in ecology, agriculture, or environmental conservation. These plants act as bioindicators, providing critical insights into the health of our ecosystems. By monitoring their presence and condition, we can make informed decisions about land management, pollution control, and conservation efforts. As stewards of the environment, recognizing the importance of indicator plants can help us maintain the delicate balance of nature and ensure a healthy planet for future generations.

在生态学和环境科学领域，短语指示植物指的是一种植物物种，它提供了关于生态系统健康或其所处环境条件的重要信息。这些植物通常对特定的环境因素非常敏感，例如土壤酸碱度、湿度水平以及某些营养物质或污染物的存在。通过研究指示植物的分布和健康状况，科学家可以推断出特定区域的生态平衡。例如，某些类型的指示植物的存在可以表明土壤富含特定的营养物质，而这些植物的缺失可能表明营养物质的耗竭或污染。一个众所周知的指示植物例子是地衣，它对空气质量非常敏感。地衣在清洁的环境中茁壮成长，它们的存在通常意味着空气污染水平较低。相反，当地衣缺失时，这可能表明污染物的水平较高，例如二氧化硫或氮氧化物，这对人类健康和环境都有害。这种指示植物与环境条件之间的关系使它们在监测生态变化方面变得不可或缺。指示植物的另一个重要方面是它们在评估土壤健康中的作用。某些植物，如苜蓿和三叶草，被称为固氮植物。它们能够将大气中的氮转化为植物可以利用的形式，从而在这个过程中丰富土壤。这些指示植物的存在可以表明良好的土壤健康和肥力，使它们在可持续农业实践中至关重要。农民和农艺师通常会在评估土地的可耕性时寻找这些植物。此外，指示植物还可以作为潜在生态灾难的警示信号。例如，如果特定指示植物的种群开始下降，这可能意味着潜在的问题，例如疾病、入侵物种或气候变化的影响。这种早期预警系统允许及时干预和管理策略，以减轻对生态系统的进一步损害。总之，理解指示植物对于任何对生态学、农业或环境保护感兴趣的人来说都是至关重要的。这些植物充当生物指示器，提供关于我们生态系统健康的关键见解。通过监测它们的存在和状况，我们可以就土地管理、污染控制和保护工作做出明智的决策。作为环境的管理者，认识到指示植物的重要性可以帮助我们维持自然的微妙平衡，并确保未来几代人拥有一个健康的星球。