chernozems

简明释义

英[ˈtʃɜːrnəʊzɛmz]美[ˈtʃɜrnəˌzɛmz]

n. [土壤]黑钙土（chernozem 的复数形式）

英英释义

单词用法

同义词

反义词

例句

1.If including the chernozems, there are four large part area, except the three as mentioned above, and the other is the great plain of Ukraine and Russia.

按广义的黑土，包括黑土和黑钙土，应当是四大片，除上述三大片之外，另有乌克兰和俄罗斯。

2.If including the chernozems, there are four large part area, except the three as mentioned above, and the other is the great plain of Ukraine and Russia.

按广义的黑土，包括黑土和黑钙土，应当是四大片，除上述三大片之外，另有乌克兰和俄罗斯。

3.In Russia, vast areas of chernozems 黑土 contribute significantly to the country's grain production.

在俄罗斯，大面积的chernozems 黑土对国家的粮食生产贡献巨大。

4.The fertile chernozems 黑土 in Ukraine are known for their rich nutrient content, making them ideal for agriculture.

乌克兰肥沃的chernozems 黑土因其丰富的养分而闻名，非常适合农业。

5.Farmers rely on the moisture-retaining properties of chernozems 黑土 to sustain crops during dry seasons.

农民依赖chernozems 黑土的保湿特性，以在干旱季节维持作物生长。

6.The presence of chernozems 黑土 indicates a high level of organic matter in the soil.

存在chernozems 黑土表明土壤中有很高的有机物含量。

7.Studies show that chernozems 黑土 can store carbon effectively, helping in climate change mitigation.

研究表明，chernozems 黑土可以有效储存碳，有助于缓解气候变化。

作文

The term chernozems refers to a type of soil that is rich in organic matter and nutrients, making it one of the most fertile soils in the world. Known as "black earth" in Russian, chernozems are primarily found in regions of Eastern Europe and Central Asia, particularly in countries like Ukraine, Russia, and Kazakhstan. The unique properties of chernozems make them highly valuable for agriculture, supporting the growth of various crops such as wheat, corn, and sunflowers.One of the defining characteristics of chernozems is their dark color, which results from the high concentration of humus. This organic component not only enhances soil fertility but also improves its structure, allowing for better water retention and aeration. Farmers who cultivate land with chernozems often experience higher yields compared to those farming on less fertile soils. This advantage has led to the widespread cultivation of staple crops in these regions, contributing significantly to local and national economies.However, the sustainability of chernozems is under threat due to various factors. Intensive agricultural practices, such as over-farming and the excessive use of chemical fertilizers, can degrade the quality of chernozems. When the soil is overexploited, it may lose its essential nutrients, leading to reduced fertility over time. Moreover, erosion caused by poor land management practices can strip away the topsoil, further compromising the health of chernozems.Another challenge facing chernozems is climate change. Changes in temperature and precipitation patterns can affect the moisture levels in the soil, impacting crop productivity. For instance, prolonged droughts can lead to the drying out of chernozems, while excessive rainfall can cause waterlogging, both of which are detrimental to plant growth.To protect and sustain chernozems, it is crucial for farmers and policymakers to adopt sustainable agricultural practices. Crop rotation, reduced tillage, and organic farming methods can help maintain the health of chernozems while ensuring that they continue to provide food security for future generations. Additionally, education and awareness programs can empower farmers to understand the importance of preserving this valuable resource.In conclusion, chernozems are a vital component of global agriculture, known for their extraordinary fertility and ability to support diverse crops. However, they face significant threats that could compromise their sustainability. By implementing responsible farming practices and promoting awareness about the importance of chernozems, we can ensure that these rich soils continue to benefit humanity for years to come. Protecting chernozems is not just about preserving a type of soil; it is about safeguarding our food systems and the livelihoods of millions of people who depend on them.

黑土是指一种富含有机物和养分的土壤类型，使其成为世界上最肥沃的土壤之一。在俄语中被称为“黑土”，黑土主要分布在东欧和中亚地区，特别是在乌克兰、俄罗斯和哈萨克斯坦等国家。黑土独特的特性使其在农业中极具价值，支持小麦、玉米和向日葵等各种作物的生长。黑土的一个显著特征是其深色，这源于高浓度的腐殖质。这种有机成分不仅增强了土壤的肥力，还改善了土壤结构，使水分保持和通气更为良好。耕种黑土的农民往往能获得比在较贫瘠土壤上更高的产量。这一优势导致这些地区广泛种植主食作物，为当地和国家经济做出了重要贡献。然而，黑土的可持续性正面临各种因素的威胁。集约化农业实践，如过度耕作和化肥的过度使用，会降低黑土的质量。当土壤被过度开发时，可能会失去其必需的养分，导致肥力随时间下降。此外，由于不当的土地管理实践造成的侵蚀可能会剥离表土，进一步损害黑土的健康。气候变化对黑土构成的另一挑战。温度和降水模式的变化会影响土壤中的水分水平，从而影响作物生产力。例如，长期干旱可能导致黑土干燥，而过量降雨则可能导致水涝，这两者对植物生长都是有害的。为了保护和维持黑土，农民和政策制定者必须采取可持续的农业实践。作物轮作、减少耕作和有机农业方法可以帮助维持黑土的健康，同时确保它们继续为未来几代人提供粮食安全。此外，教育和宣传项目可以使农民了解保护这一宝贵资源的重要性。总之，黑土是全球农业的重要组成部分，以其非凡的肥力和支持多样化作物的能力而闻名。然而，它们面临着可能危及其可持续性的重大威胁。通过实施负责任的农业实践和提高对黑土重要性的认识，我们可以确保这些富饶的土壤在未来继续造福人类。保护黑土不仅仅是保护一种土壤；这关乎维护我们的食品系统和数百万依赖它们的人们的生计。