bluestem

简明释义

英[ˈbluːˌstem]美[ˈbluːstem]

n. 须芒草；草原地带的牧草

英英释义

单词用法

同义词

反义词

例句

1.Though there were different plants, which could be grazed by beasts in different stages from return green to wither of old world bluestem Shrub Grassland, it is most suitable for grazing in August.

从白羊草群落牧草的返青到枯萎，不同时期均有不同牧草可供放牧利用，但以8月份为最佳利用时期。

2.Though there were different plants, which could be grazed by beasts in different stages from return green to wither of old world bluestem Shrub Grassland, it is most suitable for grazing in August.

从白羊草群落牧草的返青到枯萎，不同时期均有不同牧草可供放牧利用，但以8月份为最佳利用时期。

3.Farmers often plant bluestem as a cover crop to improve soil health and prevent erosion.

农民们常常种植bluestem作为覆盖作物，以改善土壤健康并防止侵蚀。

4.The field was covered in tall grasses, primarily bluestem, which provided excellent forage for the cattle.

这片田地覆盖着高高的草，主要是bluestem，为牛提供了极好的饲料。

5.The local wildlife relies on bluestem grasslands for habitat and food sources.

当地的野生动物依赖于bluestem草原作为栖息地和食物来源。

6.We learned about the different types of bluestem during our botany class.

在我们的植物学课上，我们了解了不同类型的bluestem。

7.During our nature hike, we spotted several species of plants, including bluestem, that thrive in prairie ecosystems.

在我们的自然徒步旅行中，我们发现了几种植物，包括在草原生态系统中茁壮成长的bluestem。

作文

In the vast expanse of the Great Plains, one can often find a remarkable plant known as bluestem. This grass, which belongs to the Andropogon genus, is characterized by its tall stature and distinctive blue-green color. The term bluestem refers specifically to several species of grasses, the most common being big bluestem (大蓝茎草) and little bluestem (小蓝茎草). These grasses play a crucial role in the ecosystem of the plains, providing habitat and food for various wildlife species. As we delve deeper into the significance of bluestem, it becomes clear that this plant is not just an ordinary grass; it is a vital component of the prairie landscape.The importance of bluestem extends beyond its ecological role. Historically, Native American tribes utilized this grass for various purposes. They would use the sturdy stems of bluestem to create tools and structures, showcasing the resourcefulness of these communities. Furthermore, the presence of bluestem in an area often indicates healthy soil and a thriving ecosystem, making it a key indicator for ecologists studying land management and conservation efforts.In addition to its ecological and cultural significance, bluestem also has economic value. Ranchers and farmers appreciate this grass for its ability to provide high-quality forage for livestock. The deep root systems of bluestem help prevent soil erosion and improve soil health, making it an essential crop in sustainable agriculture practices. This grass can endure drought conditions better than many other forage species, making it a reliable choice for farmers in regions susceptible to dry spells.Moreover, bluestem contributes to the beauty of the landscape. In the late summer and fall, the grass turns a stunning array of colors, from golden hues to deep reds, creating a picturesque scene across the plains. This visual appeal attracts nature enthusiasts, photographers, and tourists who seek to experience the natural beauty of the prairies. The aesthetic value of bluestem further emphasizes its importance in maintaining the heritage and identity of the Great Plains.As we consider the future of our environment, the preservation of bluestem and its habitat becomes increasingly critical. Urbanization and agricultural expansion threaten the native grasslands where bluestem thrives. Conservation efforts are essential to ensure that this remarkable grass continues to flourish, supporting the diverse wildlife and ecosystems that rely on it. By educating ourselves and others about the significance of bluestem, we can advocate for policies and practices that protect these vital landscapes.In conclusion, bluestem is much more than just a type of grass; it is a symbol of the resilience and beauty of the Great Plains. Its ecological, cultural, and economic contributions make it a cornerstone of this unique environment. By recognizing the importance of bluestem, we can work towards a future that honors and protects our natural heritage, ensuring that future generations can enjoy and learn from this remarkable grass.

在广阔的草原上，人们常常会发现一种显著的植物，称为bluestem。这种草属于安德罗波戈农属，以其高大的身材和独特的蓝绿色而闻名。bluestem一词专指几种草类，其中最常见的是大蓝茎草（大蓝茎草）和小蓝茎草（小蓝茎草）。这些草在平原生态系统中发挥着至关重要的作用，为各种野生动物提供栖息地和食物。当我们更深入地探讨bluestem的重要性时，显然这种植物不仅仅是一种普通的草；它是草原景观的重要组成部分。bluestem的重要性不仅体现在其生态角色上。历史上，许多美洲原住民部落利用这种草进行各种用途。他们会用bluestem的坚韧茎干制作工具和建筑，展示了这些社区的资源fulness。此外，bluestem在某个地区的存在通常表明土壤健康和生态系统繁荣，使其成为生态学家研究土地管理和保护工作的重要指标。除了生态和文化的重要性外，bluestem还具有经济价值。牧场主和农民欣赏这种草，因为它能够为牲畜提供高质量的饲料。bluestem深根系有助于防止土壤侵蚀并改善土壤健康，使其成为可持续农业实践中的重要作物。这种草比许多其他饲料物种更能耐受干旱，因此在易受干旱影响的地区是一个可靠的选择。此外，bluestem还为景观增添了美感。在夏末和秋季，这种草变成金色和深红色的迷人色彩，形成了一幅幅如画的草原风景。这种视觉吸引力吸引了自然爱好者、摄影师和游客，他们希望体验草原的自然美。bluestem的美学价值进一步强调了其在维护草原遗产和身份中的重要性。当我们考虑环境的未来时，保护bluestem及其栖息地显得尤为重要。城市化和农业扩张威胁着bluestem蓬勃发展的本土草原。保护工作对于确保这种显著的草继续繁荣至关重要，支持依赖于它的多样野生动物和生态系统。通过教育自己和他人了解bluestem的重要性，我们可以倡导保护这些重要景观的政策和做法。总之，bluestem远不止是一种草；它是草原韧性与美丽的象征。它在生态、文化和经济方面的贡献使其成为这一独特环境的基石。通过认识到bluestem的重要性，我们可以朝着一个尊重和保护自然遗产的未来努力，确保后代能够享受并学习这种显著的草。