ectomycorrhiza

简明释义

英[ˌɛktəʊmaɪˈkɒraɪzə]美[ˌɛktoʊmaɪˈkɑːraɪzə]

[土壤] 外生菌根

英英释义

单词用法

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例句

1.We observed and studied the morphologic and structural characteristics of the ectomycorrhiza formed between Pinus densiflora and Tricholoma matsutake.

对松口蘑菌丝与赤松根形成的外生菌根形态特征和解剖结构进行了初步研究。

2.We observed and studied the morphologic and structural characteristics of the ectomycorrhiza formed between Pinus densiflora and Tricholoma matsutake.

对松口蘑菌丝与赤松根形成的外生菌根形态特征和解剖结构进行了初步研究。

3.Many trees, such as pines and oaks, develop ectomycorrhiza 外生菌根 that enhance nutrient absorption.

许多树木，如松树和橡树，形成ectomycorrhiza 外生菌根，以增强营养吸收。

4.The relationship between plants and ectomycorrhiza 外生菌根 fungi is crucial for forest ecosystem health.

植物与ectomycorrhiza 外生菌根真菌之间的关系对于森林生态系统的健康至关重要。

5.Research shows that ectomycorrhiza 外生菌根 can significantly improve drought resistance in certain tree species.

研究表明，ectomycorrhiza 外生菌根可以显著提高某些树种的抗旱能力。

6.In agricultural practices, utilizing ectomycorrhiza 外生菌根 can lead to healthier crops.

在农业实践中，利用ectomycorrhiza 外生菌根可以导致更健康的作物。

7.The study of ectomycorrhiza 外生菌根 interactions is important for understanding plant-fungal symbiosis.

研究ectomycorrhiza 外生菌根相互作用对于理解植物-真菌共生关系非常重要。

作文

The intricate relationships between plants and fungi have fascinated scientists for decades, particularly the phenomenon known as ectomycorrhiza. This term refers to a symbiotic association between certain fungi and the roots of many tree species. In this partnership, the fungal hyphae envelop the root tips, forming a protective sheath that enhances nutrient absorption. The ectomycorrhiza plays a crucial role in the health and growth of trees, especially in nutrient-poor soils where these trees often thrive. One of the most remarkable aspects of ectomycorrhiza is its ability to facilitate the exchange of nutrients between the fungi and their host plants. The fungi help the trees absorb essential minerals such as phosphorus and nitrogen from the soil, while the trees provide carbohydrates produced through photosynthesis. This mutualistic relationship not only benefits individual plants but also contributes to the overall health of forest ecosystems. Research has shown that trees associated with ectomycorrhiza are often more resilient to environmental stresses such as drought and soil degradation. The extensive network of fungal mycelium can reach far beyond the root system of the plant, allowing it to access water and nutrients from a larger volume of soil. This adaptability is vital in a world where climate change poses significant challenges to biodiversity and ecosystem stability. In addition to their ecological importance, ectomycorrhiza have economic significance as well. Many commercially important tree species, such as oaks, pines, and birches, rely on these fungal partners for optimal growth. Understanding the dynamics of ectomycorrhiza can lead to better practices in forestry and agriculture, promoting sustainable land use that supports both human needs and environmental health. Moreover, the study of ectomycorrhiza opens avenues for biotechnological applications. Scientists are exploring how these fungi can be harnessed to improve crop yields in agricultural settings. By inoculating crops with specific ectomycorrhiza, farmers may enhance nutrient uptake, reduce the need for chemical fertilizers, and promote healthier soils. The implications of ectomycorrhiza research extend to conservation efforts as well. As habitats face increasing pressures from human activity and climate change, understanding the role of these fungi in ecosystem functioning can inform strategies to preserve biodiversity. For instance, restoring degraded lands may involve reintroducing ectomycorrhiza to support the regeneration of native plant communities. In conclusion, the study of ectomycorrhiza highlights the complexity and interdependence of life within ecosystems. This fascinating relationship between fungi and trees exemplifies nature's ability to create synergistic partnerships that enhance survival and resilience. As we continue to explore the depths of these interactions, we gain valuable insights that can guide us toward a more sustainable future, ensuring that both forests and farms can thrive in harmony with the environment.

植物和真菌之间的复杂关系几十年来一直吸引着科学家的关注，特别是被称为外生菌根的现象。这个术语指的是某些真菌与许多树木根部之间的共生关系。在这种伙伴关系中，真菌的菌丝包裹住根尖，形成一种保护性鞘，增强了营养物质的吸收。外生菌根在树木的健康和生长中发挥着至关重要的作用，尤其是在这些树木通常生长的贫瘠土壤中。 外生菌根最显著的特点之一是其促进真菌与宿主植物之间营养物质交换的能力。真菌帮助树木从土壤中吸收重要矿物质，如磷和氮，而树木则提供通过光合作用产生的碳水化合物。这种互利关系不仅有利于单个植物，还有助于森林生态系统的整体健康。 研究表明，与外生菌根相关的树木通常对干旱和土壤退化等环境压力更具抵抗力。真菌菌丝的广泛网络可以超出植物的根系，允许其从更大体积的土壤中获取水分和养分。这种适应能力在气候变化对生物多样性和生态系统稳定性构成重大挑战的世界中至关重要。 除了生态重要性外，外生菌根还具有经济意义。许多商业重要的树种，如橡树、松树和桦树，都依赖于这些真菌伙伴以实现最佳生长。理解外生菌根的动态可以促进林业和农业中的更好实践，推动可持续土地使用，支持人类需求和环境健康。 此外，外生菌根的研究为生物技术应用开辟了途径。科学家们正在探索如何利用这些真菌来改善农业环境中的作物产量。通过用特定的外生菌根接种作物，农民可能会增强养分吸收，减少对化肥的需求，并促进土壤健康。 外生菌根研究的影响也延伸到保护工作。随着栖息地面临来自人类活动和气候变化的日益压力，理解这些真菌在生态系统功能中的作用可以为保护生物多样性提供策略。例如，恢复退化土地可能涉及重新引入外生菌根以支持本土植物群落的再生。 总之，外生菌根的研究突显了生态系统内生命的复杂性和相互依存性。这种真菌与树木之间引人入胜的关系体现了自然创造协同伙伴关系以增强生存和韧性的能力。随着我们继续探索这些相互作用的深度，我们获得了宝贵的见解，可以引导我们朝着更可持续的未来迈进，确保森林和农田能够与环境和谐共生。