dimethoate

简明释义

英[daɪˈmeθəʊˌeɪt]美[daɪˈmeθoʊˌeɪt]

n. [农药] 乐果（杀虫剂）

英英释义

单词用法

同义词

反义词

例句

1.It was suggested that the disorder of calcium ion metabolism was involved in the cardiovascular toxicity induced by dimethoate.

钙离子的代谢紊乱可能是乐果引起的心血管毒作用的机制之一。

2.Objective To investigate the protective effect of HSP70 in U87 cell line treated with dimethoate.

目的研究HSP70在乐果染毒u 87细胞中的保护作用。

3.[Objective] To investigate the protective effect of HSP70 in U87 cell line treated with dimethoate.

目的研究HSP70在乐果染毒U87细胞中的保护作用。

4.With orthogonal design method, the prevention experiment was done by using the mixture combining 40% oxidizing dimethoate and 20% insect killing oil slick.

应用正交设计方法，采用40%氧化乐果加打蚧20%浮油制成混合剂进行防治试验。

5.Conclusion HSP70 is a potential index that can reflect the individual and environmental conditions of workers exposed to dimethoate comprehensively.

结论HSP70可作为综合反映乐果接触工人自身状况及所处作业环境的指标。

6.Results Dimethoate decreased the force of myocardial contraction.

乐果可使心肌细胞收缩力减弱；

7.With orthogonal design method, the prevention experiment was done by using the mixture combining 40% oxidizing dimethoate and 20% insect killing oil slick.

应用正交设计方法，采用40%氧化乐果加打蚧20%浮油制成混合剂进行防治试验。

8.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。

9.The application of dimethoate should be done in the early morning or late evening to minimize evaporation.

施用二甲基硫代磷酸酯应在清晨或傍晚进行，以减少蒸发。

10.Excessive use of dimethoate can lead to environmental contamination.

过量使用二甲基硫代磷酸酯可能导致环境污染。

11.Farmers often use dimethoate to control pests on crops.

农民常常使用二甲基硫代磷酸酯来控制作物上的害虫。

12.Some countries have restricted the use of dimethoate due to health concerns.

由于健康问题，一些国家限制了二甲基硫代磷酸酯的使用。

13.Before using dimethoate, always read the label for safety instructions.

在使用二甲基硫代磷酸酯之前，务必阅读标签上的安全说明。

作文

The use of pesticides in agriculture has been a topic of considerable debate over the years. One such pesticide, dimethoate, is an organophosphate compound that has been widely used to control pests in various crops. dimethoate (二甲酸酯) acts by inhibiting the enzyme acetylcholinesterase, which is essential for the proper functioning of the nervous system in insects. This mechanism makes it highly effective against a range of agricultural pests, including aphids, spider mites, and whiteflies.However, the benefits of using dimethoate must be weighed against its potential risks. While it can significantly increase crop yields by controlling pest populations, there are concerns about its impact on human health and the environment. Studies have shown that exposure to dimethoate can lead to acute poisoning in humans, with symptoms ranging from headaches and dizziness to more severe neurological effects. Furthermore, the persistence of dimethoate in the environment raises questions about its long-term effects on non-target organisms, including beneficial insects, birds, and aquatic life.In recent years, regulatory agencies in various countries have begun to reevaluate the safety of dimethoate. In some regions, its use has been restricted or banned altogether due to the potential health risks associated with its application. Farmers who rely on dimethoate for pest control face the challenge of finding alternative methods that are both effective and safe. Integrated Pest Management (IPM) strategies, which combine biological, cultural, and chemical controls, are increasingly being adopted as a more sustainable approach to pest management.The controversy surrounding dimethoate underscores the need for ongoing research into the safety and efficacy of pesticides. As agricultural practices evolve, it is crucial to develop safer alternatives that minimize risks to human health and the environment. Public awareness and education about the potential dangers of pesticides like dimethoate are also important, as consumers are becoming more concerned about the food they eat and the chemicals used in its production.In conclusion, while dimethoate has proven to be an effective tool for pest control in agriculture, its associated risks cannot be ignored. The balance between agricultural productivity and environmental sustainability is delicate, and finding solutions that protect both is essential. Continued dialogue among farmers, scientists, and policymakers will be necessary to navigate the challenges posed by pesticides like dimethoate and ensure a safer future for food production.

农业中农药的使用多年来一直是一个备受争议的话题。其中一种农药，dimethoate（二甲酸酯），是一种广泛用于控制各种作物害虫的有机磷化合物。dimethoate通过抑制乙酰胆碱酯酶这一对昆虫神经系统正常功能至关重要的酶来发挥作用。这一机制使其对包括蚜虫、蜘蛛螨和白蝴蝶在内的多种农业害虫具有很高的有效性。然而，使用dimethoate的好处必须与其潜在风险进行权衡。虽然它可以通过控制害虫种群显著提高作物产量，但人们对其对人类健康和环境的影响表示担忧。研究表明，暴露于dimethoate可能导致人类急性中毒，症状范围从头痛和眩晕到更严重的神经系统影响。此外，dimethoate在环境中的持久性引发了关于其对非目标生物（包括有益昆虫、鸟类和水生生物）长期影响的问题。近年来，各国监管机构开始重新评估dimethoate的安全性。在某些地区，由于与其应用相关的潜在健康风险，其使用已受到限制或完全禁止。依赖于dimethoate进行害虫控制的农民面临寻找既有效又安全的替代方法的挑战。综合害虫管理（IPM）策略结合了生物、文化和化学控制，正日益被采纳为一种更可持续的害虫管理方法。围绕dimethoate的争议突显了对农药安全性和有效性的持续研究的必要性。随着农业实践的发展，开发能够最小化对人类健康和环境风险的更安全替代品至关重要。公众对像dimethoate这样的农药潜在危险的意识和教育也很重要，因为消费者对他们所食用的食品及其生产过程中使用的化学物质越来越关注。总之，虽然dimethoate被证明是农业害虫控制的有效工具，但其相关风险不能被忽视。农业生产力与环境可持续性之间的平衡是微妙的，找到保护两者的解决方案是必不可少的。农民、科学家和政策制定者之间的持续对话将是应对像dimethoate这样的农药带来的挑战并确保食品生产安全未来的必要条件。