friable top

简明释义

脆性顶板

英英释义

例句

1.The geologist noted that the rock had a friable top which made it easy to break apart.

地质学家注意到这块岩石的易碎顶部使其容易破裂。

2.The archaeologists discovered artifacts just beneath the friable top layer of the site.

考古学家在遗址的易碎顶部层下发现了文物。

3.During the excavation, we encountered a layer of soil with a friable top that crumbled under pressure.

在挖掘过程中，我们遇到了一层土壤，其易碎顶部在压力下崩溃。

4.Farmers prefer to plant in fields with a friable top layer to ensure better seed germination.

农民更喜欢在有易碎顶部层的田地里种植，以确保更好的种子发芽。

5.The friable top of the cliff posed a risk for rockfalls, so we set up warning signs.

悬崖的易碎顶部存在落石风险，因此我们设置了警告标志。

作文

In the world of geology and soil science, the term friable top refers to the uppermost layer of soil that is easily crumbled or broken apart. This characteristic is crucial for various environmental processes, including plant growth and erosion control. The friable top layer is often rich in organic matter, making it fertile and beneficial for agriculture. Understanding this concept is essential for farmers, gardeners, and environmentalists alike, as it directly impacts soil health and productivity.The friable top layer typically consists of a mixture of minerals, organic material, and microorganisms that work together to create a thriving ecosystem. This layer is vital for supporting plant roots, providing them with necessary nutrients and water. When the friable top is in good condition, it allows plants to establish strong root systems, which in turn helps to stabilize the soil and prevent erosion. Erosion can be a significant issue, especially in areas with heavy rainfall or wind, leading to the loss of valuable topsoil.Moreover, the friable top serves as a habitat for various organisms, including earthworms, insects, and bacteria. These organisms play a crucial role in breaking down organic materials, enhancing soil fertility, and promoting healthy plant growth. When the friable top is disturbed, such as through excessive tilling or poor land management practices, it can lead to soil compaction and degradation, ultimately harming the ecosystem.Farmers often aim to maintain the health of the friable top by employing sustainable agricultural practices. Techniques such as crop rotation, cover cropping, and reduced tillage can help preserve the integrity of this vital soil layer. By keeping the friable top intact, farmers can ensure that their crops receive adequate nutrients while also protecting the soil from erosion and degradation.In urban areas, the importance of the friable top cannot be overlooked either. Urban gardening and landscaping initiatives often focus on improving soil quality to support plant life in cities. The presence of a healthy friable top can enhance urban biodiversity, improve air quality, and contribute to a more sustainable environment. Community gardens, for instance, rely on the health of the friable top to produce food and foster community engagement.In conclusion, the concept of friable top is fundamental to understanding soil health and its impact on both agriculture and the environment. Maintaining this layer is essential for promoting sustainable practices that benefit not only farmers but also urban dwellers and the planet as a whole. By recognizing the significance of the friable top, we can work towards better soil management and a more sustainable future for generations to come.

在地质学和土壤科学的世界中，术语friable top指的是容易崩解或分开的土壤最上层。这一特征对植物生长和侵蚀控制等各种环境过程至关重要。friable top层通常富含有机物，使其肥沃且对农业有利。理解这一概念对于农民、园丁和环保主义者来说都至关重要，因为它直接影响土壤健康和生产力。friable top层通常由矿物、有机物和微生物的混合物组成，这些成分共同作用，创造出一个繁荣的生态系统。这一层对于支持植物根系至关重要，为它们提供必要的营养和水分。当friable top处于良好状态时，它能够让植物建立强大的根系，从而帮助稳定土壤，防止侵蚀。侵蚀可能是一个重大问题，尤其是在降雨或风力较大的地区，导致宝贵的表土流失。此外，friable top还为各种生物提供栖息地，包括蚯蚓、昆虫和细菌。这些生物在分解有机物、增强土壤肥力和促进健康植物生长方面发挥着至关重要的作用。当friable top受到干扰，例如通过过度耕作或不良的土地管理实践，可能导致土壤压实和退化，最终伤害生态系统。农民通常旨在通过采用可持续农业实践来维持friable top的健康。轮作、覆盖作物和减少耕作等技术可以帮助保护这一重要的土壤层。通过保持friable top的完整性，农民可以确保他们的作物获得足够的营养，同时保护土壤免受侵蚀和退化。在城市地区，friable top的重要性同样不可忽视。城市园艺和景观美化项目通常专注于改善土壤质量，以支持城市中的植物生命。健康的friable top的存在可以增强城市生物多样性、改善空气质量，并为更可持续的环境做出贡献。例如，社区花园依赖于friable top的健康来生产食物并促进社区参与。总之，friable top的概念对于理解土壤健康及其对农业和环境的影响至关重要。维护这一层对于促进可持续实践至关重要，这不仅有利于农民，也有利于城市居民和整个星球。通过认识到friable top的重要性，我们可以朝着更好的土壤管理和更加可持续的未来迈进，为后代创造更好的环境。