chemical fertilizer

简明释义

化学肥料

英英释义

例句

1.Organic farming avoids the use of chemical fertilizer in favor of natural alternatives.

有机农业避免使用化肥，而选择自然替代品。

2.A balanced application of chemical fertilizer can enhance soil fertility effectively.

合理施用化肥可以有效增强土壤肥力。

3.The government is encouraging farmers to reduce their dependence on chemical fertilizer to protect the environment.

政府鼓励农民减少对化肥的依赖，以保护环境。

4.Farmers often rely on chemical fertilizer to boost crop yields during the growing season.

农民们常常依赖于化肥来提高生长季节的作物产量。

5.Using too much chemical fertilizer can lead to soil degradation over time.

使用过多的化肥可能会导致土壤随着时间的推移而退化。

作文

The use of chemical fertilizer (化肥) has become a common practice in modern agriculture. Farmers around the world rely on these synthetic substances to enhance soil fertility and increase crop yields. However, the implications of using chemical fertilizer (化肥) are complex and merit careful consideration.One of the primary advantages of chemical fertilizer (化肥) is its ability to provide essential nutrients to plants in a concentrated form. Nitrogen, phosphorus, and potassium are the three main components found in most fertilizers. These nutrients play crucial roles in plant growth; nitrogen promotes leaf development, phosphorus supports root and flower formation, and potassium enhances overall plant health. By applying chemical fertilizer (化肥), farmers can significantly boost their crop production, often leading to higher profits and food security.However, the overuse of chemical fertilizer (化肥) poses several environmental risks. When excess fertilizer is applied, it can leach into waterways, causing nutrient pollution. This phenomenon leads to algal blooms, which deplete oxygen in the water and harm aquatic life. Moreover, the runoff from fields treated with chemical fertilizer (化肥) can contaminate drinking water sources, posing health risks to local communities.Another concern is the long-term impact of chemical fertilizer (化肥) on soil health. While these fertilizers can provide immediate benefits, they may disrupt the natural balance of soil ecosystems. The reliance on synthetic inputs can lead to a decline in soil organic matter and biodiversity, making the soil less resilient to pests and diseases. This cycle of dependency can trap farmers in a loop of continuous fertilizer application, ultimately degrading the land's productivity over time.In addition to environmental and soil health concerns, there are also economic implications associated with the use of chemical fertilizer (化肥). While these fertilizers can yield short-term gains, they can also lead to increased costs for farmers. Prices for chemical fertilizer (化肥) fluctuate based on market conditions, and reliance on these products can make farmers vulnerable to price shocks. Furthermore, the need for additional inputs, such as pesticides and herbicides, often accompanies chemical fertilizer (化肥) usage, further escalating overall agricultural expenses.To mitigate these challenges, many experts advocate for a more balanced approach to fertilization. Integrating organic fertilizers, such as compost or manure, can improve soil health and reduce dependence on chemical fertilizer (化肥). Crop rotation and cover cropping are also effective strategies that enhance soil fertility naturally while minimizing the need for synthetic inputs.In conclusion, while chemical fertilizer (化肥) plays a significant role in modern agriculture by boosting crop yields and ensuring food supply, its use comes with considerable risks. It is essential for farmers, policymakers, and consumers to recognize these challenges and work towards sustainable agricultural practices that prioritize both productivity and environmental health. By adopting a holistic approach to fertilization, we can secure food systems for the future without compromising the integrity of our ecosystems.

化肥的使用已成为现代农业中的一种普遍做法。世界各地的农民依赖这些合成物质来提高土壤肥力和增加作物产量。然而，使用化肥的影响是复杂的，值得仔细考虑。化肥的主要优点之一是它能够以浓缩的形式为植物提供必需的营养素。氮、磷和钾是大多数肥料中发现的三种主要成分。这些营养素在植物生长中发挥着至关重要的作用；氮促进叶片发育，磷支持根系和花朵的形成，而钾增强植物的整体健康。通过施用化肥，农民可以显著提高作物产量，通常导致更高的利润和粮食安全。然而，过量使用化肥会带来多种环境风险。当施用过量肥料时，它可能渗入水道，造成营养污染。这种现象导致藻类大量繁殖，耗尽水中的氧气，危害水生生物。此外，从施用化肥的田地流出的径流可能会污染饮用水源，对当地社区构成健康风险。另一个担忧是化肥对土壤健康的长期影响。虽然这些肥料可以提供即时的好处，但它们可能会打破土壤生态系统的自然平衡。对合成投入的依赖可能导致土壤有机质和生物多样性的下降，使土壤对害虫和疾病的抵抗力降低。这种依赖循环可能使农民陷入持续施肥的循环，最终降低土地的生产力。除了环境和土壤健康问题外，使用化肥还有经济影响。虽然这些肥料可以带来短期收益，但它们也可能导致农民成本增加。化肥的价格根据市场条件波动，依赖这些产品可能使农民面临价格冲击的脆弱性。此外，施用化肥通常伴随着对额外投入（如杀虫剂和除草剂）的需求，进一步增加了整体农业开支。为了缓解这些挑战，许多专家倡导采取更平衡的施肥方法。整合有机肥料，如堆肥或粪肥，可以改善土壤健康并减少对化肥的依赖。作物轮作和覆盖作物也是有效的策略，可以自然增强土壤肥力，同时最小化对合成投入的需求。总之，虽然化肥在现代农业中通过提高作物产量和确保粮食供应发挥着重要作用，但其使用伴随着相当大的风险。农民、政策制定者和消费者必须认识到这些挑战，并努力朝着可持续的农业实践迈进，优先考虑生产力和环境健康。通过采用整体的施肥方法，我们可以在不损害生态系统完整性的情况下，为未来保障粮食系统。