fenthion

简明释义

英[/ˈfɛnˌθiː.ən/]美[/ˈfɛnˌθiː.ən/]

n. [农药] 倍硫磷（一种有机磷杀虫剂）

英英释义

单词用法

同义词

反义词

例句

1.Post-harvest dips using dimethoate or fenthion are accepted quarantine treatments against insects from Australia infesting tomatoes and cucurbits.

收获后用乐果或倍硫磷浸泡已作为检疫处理方法，用于对付澳大利亚危害西红柿和南瓜的害虫。

2.Post-harvest dips using dimethoate or fenthion are accepted quarantine treatments against insects from Australia infesting tomatoes and cucurbits.

收获后用乐果或倍硫磷浸泡已作为检疫处理方法，用于对付澳大利亚危害西红柿和南瓜的害虫。

3.Farmers often use fenthion to control pests in their crops.

农民通常使用fenthion来控制作物中的害虫。

4.The environmental impact of fenthion has been a topic of concern for ecologists.

fenthion对环境的影响一直是生态学家关注的话题。

5.In some countries, the use of fenthion is heavily regulated due to its toxicity.

在一些国家，由于其毒性，使用fenthion受到严格监管。

6.When applying fenthion, it's important to wear protective gear.

在使用fenthion时，穿戴防护装备是很重要的。

7.The pesticide fenthion is effective against a wide range of insects.

杀虫剂fenthion对多种昆虫有效。

作文

Fenthion is a chemical compound that belongs to the organophosphate class of pesticides. It is primarily used in agricultural settings to control a variety of pests, including insects and mites. The use of fenthion has raised concerns due to its potential impact on human health and the environment. As an effective insecticide, fenthion works by disrupting the normal functioning of the nervous system in pests, ultimately leading to their death. However, this mode of action is not selective, which means that it can also affect non-target organisms, including beneficial insects, birds, and even mammals. The application of fenthion is often seen in fruit and vegetable farming, where it helps protect crops from infestations. Farmers rely on such chemicals to ensure a good yield and to maintain the quality of their produce. Despite its effectiveness, the use of fenthion is regulated in many countries due to the health risks associated with exposure. Studies have shown that prolonged exposure to organophosphates can lead to neurological problems in humans, including memory loss, attention deficits, and other cognitive impairments. In addition to health concerns, the environmental impact of fenthion is significant. When applied to fields, it can run off into nearby water bodies, affecting aquatic life. Fish and other organisms can suffer from the toxic effects of fenthion, leading to declines in populations and disruptions in local ecosystems. This raises questions about the sustainability of using such chemicals in agriculture. Alternatives to fenthion are being explored, including integrated pest management (IPM) strategies that focus on reducing reliance on chemical pesticides. These methods involve using biological controls, crop rotation, and other cultural practices to manage pest populations naturally. By adopting such strategies, farmers can minimize the use of harmful chemicals like fenthion while still protecting their crops. Public awareness of the dangers associated with pesticides like fenthion has led to increased demand for organic produce. Consumers are becoming more conscious of what they eat and are seeking out food that is free from synthetic chemicals. This shift in consumer behavior is prompting many farmers to transition to organic farming practices, which can be more sustainable in the long run. In conclusion, while fenthion has been an effective tool for pest control in agriculture, its use comes with significant risks to human health and the environment. As we move towards a more sustainable future, it is essential to consider the implications of using such chemicals and to seek out safer alternatives. Understanding the properties and effects of fenthion can help us make informed decisions about our agricultural practices and food choices. The ongoing research and discussion surrounding fenthion and similar pesticides will play a crucial role in shaping the future of agriculture and ensuring the safety of our food supply.

Fenthion是一种化学化合物，属于有机磷类农药。它主要用于农业领域，以控制各种害虫，包括昆虫和螨虫。由于其对人类健康和环境的潜在影响，使用fenthion引发了担忧。作为一种有效的杀虫剂，fenthion通过干扰害虫神经系统的正常功能来发挥作用，最终导致其死亡。然而，这种作用机制并不是选择性的，这意味着它也可能影响非目标生物，包括有益昆虫、鸟类甚至哺乳动物。 fenthion的应用通常出现在水果和蔬菜种植中，它帮助保护作物免受虫害。农民依赖这种化学物质以确保良好的产量，并保持其产品的质量。尽管其有效性，许多国家对fenthion的使用进行了监管，因为接触带来的健康风险。研究表明，长期接触有机磷类化合物可能导致人类的神经系统问题，包括记忆丧失、注意力缺陷和其他认知障碍。 除了健康问题，fenthion的环境影响也很显著。当施用到田地时，它可能会流入附近水体，影响水生生物。鱼类和其他生物可能会遭受fenthion的毒性影响，导致种群减少和地方生态系统的破坏。这引发了关于在农业中使用此类化学物质的可持续性的问题。 正在探索fenthion的替代方案，包括集成害虫管理（IPM）策略，侧重于减少对化学农药的依赖。这些方法涉及使用生物防治、轮作和其他文化实践来自然管理害虫种群。通过采用这些策略，农民可以在保护作物的同时，最小化有害化学物质如fenthion的使用。 公众对像fenthion这样的农药所带来的危险的认识，导致了对有机农产品需求的增加。消费者越来越意识到他们所吃的食物，并寻求不含合成化学物质的食品。这种消费行为的转变促使许多农民转向有机农业实践，从长远来看，这可能更具可持续性。 总之，虽然fenthion在农业害虫控制中是一种有效工具，但其使用伴随着对人类健康和环境的重大风险。随着我们向更可持续的未来迈进，考虑使用此类化学物质的影响至关重要，并寻求更安全的替代品。了解fenthion的性质和影响可以帮助我们在农业实践和食品选择上做出明智的决定。围绕fenthion及类似农药的持续研究和讨论将在塑造农业的未来和确保我们食品供应的安全方面发挥关键作用。