mirex

简明释义

英[/ˈmaɪrɛks/]美[/ˈmaɪrɛks/]

n. 灭蚁灵

英英释义

单词用法

同义词

反义词

例句

1.Objective To compare the effect on termite control of sulfluramid, imidaclorprid and mirex.

目的比较氟虫胺、吡虫啉和灭蚁灵对白蚁的防制效果。

2.Conclusion Mirex is least toxic to termite, imidaclorprid is middle and sulfluramid is most toxic to termite.

结论 灭蚁灵对白蚁的毒力最小，吡虫啉居中，氟虫胺的毒力最大。

3.Conclusion Keyixing powder could be used as the alternative of Mirex for termite control.

结论克蚁星粉剂可替代灭蚁灵用于白蚁防治。

4.They will generate useful lessons for complete elimination of PCBs, chlordane and mirex not only in China but in all other Stockholm Convention countries facing similar challenges.

它们将会为实现消除持久性有机污染物氯丹和灭蚁灵带来有益的经验，不仅有益于中国，也有益于全体面临类似挑战的《斯德哥尔摩公约》签约国家。

5.They will generate useful lessons for complete elimination of PCBs, chlordane and mirex not only in China but in all other Stockholm Convention countries facing similar challenges.

它们将会为实现消除持久性有机污染物氯丹和灭蚁灵带来有益的经验，不仅有益于中国，也有益于全体面临类似挑战的《斯德哥尔摩公约》签约国家。

6.Due to its persistence in the environment, mirex has been banned in many countries.

由于在环境中的持久性，mirex在许多国家被禁用。

7.The chemical properties of mirex make it highly toxic to aquatic organisms.

由于化学性质，mirex对水生生物极具毒性。

8.The environmental agency is studying the effects of mirex on local wildlife.

环保局正在研究mirex对当地野生动物的影响。

9.Farmers have raised concerns about the presence of mirex in their soil.

农民对土壤中存在mirex表示担忧。

10.Research indicates that mirex can accumulate in the food chain.

研究表明，mirex可以在食物链中积累。

作文

Mirex, a synthetic insecticide that was widely used in the 1960s and 1970s, has a complex history that reflects both the advancements and the challenges of agricultural practices. Initially developed for its effectiveness against pests, particularly in the sugarcane industry, mirex was hailed as a breakthrough in pest control. Farmers were eager to adopt this new chemical, believing it would significantly increase their crop yields and reduce losses due to insect damage.However, as time passed, scientists began to uncover the adverse effects associated with the use of mirex. Research indicated that it was not only toxic to the targeted pests but also posed significant risks to non-target species, including beneficial insects, birds, and aquatic life. The persistence of mirex in the environment raised alarms among ecologists, as it could remain in soil and water for extended periods, leading to bioaccumulation in food chains.The environmental concerns surrounding mirex prompted regulatory actions, and by the late 1970s, its use was banned in many countries. This decision highlighted the need for more sustainable agricultural practices that do not rely heavily on chemical pesticides. Farmers began to explore alternative pest management strategies, such as integrated pest management (IPM), which emphasizes the use of biological control methods and cultural practices to minimize pest populations without harming the ecosystem.The case of mirex serves as a cautionary tale about the unintended consequences of chemical usage in agriculture. While the immediate benefits of increased crop yields were appealing, the long-term environmental impacts were far-reaching and detrimental. This situation underscores the importance of conducting thorough research and risk assessments before introducing new chemicals into agricultural practices.Moreover, the legacy of mirex continues to influence modern discussions about pesticide regulation and environmental protection. As society becomes more aware of the interconnectedness of ecosystems, there is a growing demand for safer, more environmentally friendly alternatives to traditional pesticides. The agricultural community is increasingly recognizing the value of organic farming, permaculture, and other sustainable practices that prioritize ecological health.In conclusion, the story of mirex illustrates the dual-edged nature of technological advancement in agriculture. While innovations can lead to increased productivity, they can also pose significant risks to the environment and public health. Moving forward, it is crucial for policymakers, farmers, and scientists to work collaboratively to develop sustainable solutions that protect both agricultural interests and the planet. The lessons learned from the past, particularly from substances like mirex, should guide future practices to ensure a balance between productivity and environmental stewardship.

Mirex是一种合成杀虫剂，曾在20世纪60年代和70年代广泛使用，其复杂的历史反映了农业实践中的进步与挑战。最初开发用于对付害虫，尤其是在甘蔗产业中，mirex被誉为害虫控制的突破。农民们渴望采用这种新化学品，认为它将显著提高作物产量，并减少因昆虫损害而造成的损失。然而，随着时间的推移，科学家们开始揭示与使用mirex相关的不良影响。研究表明，它不仅对目标害虫有毒，而且对非目标物种，包括有益昆虫、鸟类和水生生物也构成重大风险。mirex在环境中的持久性引发了生态学家的警报，因为它可以在土壤和水中长时间存在，导致在食物链中的生物累积。围绕mirex的环境问题促使了监管行动，到20世纪70年代末，许多国家禁止使用它。这一决定突显了需要更可持续的农业实践，不再过度依赖化学杀虫剂。农民们开始探索替代的害虫管理策略，例如综合害虫管理（IPM），强调使用生物控制方法和文化实践，以最小化害虫种群，同时不危害生态系统。mirex的案例作为一个关于化学使用意外后果的警示故事。尽管增加作物产量的直接好处令人向往，但长期的环境影响却是深远而有害的。这种情况强调了在引入新化学品到农业实践之前进行彻底研究和风险评估的重要性。此外，mirex的遗留问题继续影响现代关于杀虫剂监管和环境保护的讨论。随着社会越来越意识到生态系统的相互联系，市场对更安全、更环保的传统杀虫剂替代品的需求日益增长。农业界越来越认识到有机农业、永续农业和其他可持续实践的价值，这些实践优先考虑生态健康。总之，mirex的故事说明了农业技术进步的双刃剑特性。虽然创新可以导致生产力的提高，但它们也可能对环境和公共健康构成重大风险。展望未来，政策制定者、农民和科学家必须协同合作，开发可持续的解决方案，既保护农业利益，又保护地球。从过去，尤其是像mirex这样的物质中吸取的教训，应指导未来的实践，以确保生产力与环境管理之间的平衡。