dicamba

简明释义

英[daɪˈkæmbə]美[daɪˈkæmbə]

n. 麦草畏

英英释义

单词用法

同义词

反义词

例句

1.Several other herbicides, including amitrole, barban, dicamba, and MCPA, alter aphid populations on treated hosts plants.

另一些除草剂，包括杀草强、燕麦灵、麦草畏和MCPA，都能够改变处理寄主上的蚜虫群体。

2.Several other herbicides, including amitrole, barban, dicamba, and MCPA, alter aphid populations on treated hosts plants.

另一些除草剂，包括杀草强、燕麦灵、麦草畏和MCPA，都能够改变处理寄主上的蚜虫群体。

3.This paper describes the synthesis of herbicide -dicamba.

介绍了一种除草剂—麦草畏的合成方法。

4.Farmers often use dicamba to control broadleaf weeds in soybean crops.

农民通常使用dicamba来控制大豆作物中的阔叶杂草。

5.Before using dicamba, it is essential to read the product label carefully.

在使用dicamba之前，仔细阅读产品标签是至关重要的。

6.Some farmers have reported crop damage due to drift from dicamba applications.

一些农民报告称，由于dicamba施用时漂移造成作物受损。

7.The application of dicamba requires careful timing to avoid damaging nearby crops.

施用dicamba需要仔细把握时机，以避免损害附近的作物。

8.Regulations surrounding the use of dicamba have become stricter in recent years.

近年来，关于使用dicamba的法规变得更加严格。

作文

Dicamba is a selective herbicide that has been widely used in agriculture to control broadleaf weeds. It was first introduced in the 1960s and has since become a crucial tool for farmers, especially in the cultivation of crops such as soybeans and corn. The chemical structure of dicamba (二氮杂环丁烯酸) allows it to mimic natural plant hormones, leading to uncontrolled growth in targeted weed species while leaving crops relatively unharmed. This selectivity makes dicamba an attractive option for farmers looking to manage weed populations effectively.However, the use of dicamba has not been without controversy. Over the years, there have been numerous reports of dicamba drift, which occurs when the herbicide vaporizes and moves away from its intended application area, affecting neighboring crops and plants. This has led to significant damage to non-resistant crops, prompting legal disputes and regulatory scrutiny. Farmers who rely on dicamba must take careful measures to apply it correctly, including adhering to specific weather conditions and using appropriate nozzles to minimize drift.The introduction of genetically modified crops resistant to dicamba has changed the landscape of weed management. These crops allow farmers to apply dicamba without harming their plants, providing a powerful tool against resistant weed species. However, the widespread adoption of these genetically modified organisms (GMOs) has raised concerns about the long-term sustainability of such practices. Critics argue that relying heavily on dicamba can lead to increased resistance among weed populations, creating a cycle where more potent herbicides are needed to achieve the same level of control.In response to these challenges, researchers and agricultural professionals are exploring integrated weed management strategies that combine dicamba with other methods, such as crop rotation and mechanical weeding. These approaches aim to reduce dependence on chemical herbicides while maintaining effective weed control. Education and training for farmers on the responsible use of dicamba are also crucial in mitigating its environmental impact and ensuring that it remains a viable option for weed management.In conclusion, dicamba plays a significant role in modern agriculture, offering both benefits and challenges. Its effectiveness in controlling broadleaf weeds has made it a staple for many farmers, but the issues surrounding its use highlight the need for careful management and consideration of alternative strategies. As the agricultural landscape continues to evolve, the future of dicamba will depend on balancing its benefits with the potential risks to both crops and the environment. By adopting integrated approaches and promoting responsible usage, farmers can continue to leverage dicamba while minimizing its negative impacts on the ecosystem.

二氮杂环丁烯酸是一种选择性除草剂，广泛用于农业中以控制阔叶杂草。它于1960年代首次引入，自那时以来，它已成为农民的重要工具，特别是在大豆和玉米等作物的种植中。dicamba（二氮杂环丁烯酸）的化学结构使其能够模拟自然植物激素，从而导致目标杂草物种的失控生长，同时对作物相对无害。这种选择性使得dicamba成为农民有效管理杂草种群的有吸引力的选择。然而，dicamba的使用并非没有争议。多年来，有许多关于dicamba漂移的报告，即除草剂蒸发并从其预定施用区域移动，影响邻近作物和植物。这导致了对非抗性作物的严重损害，引发了法律争端和监管审查。依赖dicamba的农民必须采取仔细的措施正确施用，包括遵守特定的天气条件和使用适当的喷嘴以尽量减少漂移。抗dicamba的转基因作物的引入改变了杂草管理的格局。这些作物允许农民施用dicamba而不损害他们的植物，为抵抗性杂草种群提供了一种强大的工具。然而，这些转基因生物（GMO）的广泛采用引发了对这种做法长期可持续性的担忧。批评者认为，过度依赖dicamba可能导致杂草种群的抗药性增加，形成一个需要更强效除草剂才能达到相同控制水平的循环。为应对这些挑战，研究人员和农业专业人士正在探索综合杂草管理策略，将dicamba与其他方法结合，如作物轮作和机械除草。这些方法旨在减少对化学除草剂的依赖，同时保持有效的杂草控制。对农民进行有关dicamba负责任使用的教育和培训对于减轻其环境影响并确保它仍然是杂草管理的可行选择也至关重要。总之，dicamba在现代农业中扮演着重要角色，既带来了好处，也面临挑战。它在控制阔叶杂草方面的有效性使其成为许多农民的主食，但围绕其使用的问题突显了谨慎管理和考虑替代策略的必要性。随着农业格局的不断演变，dicamba的未来将取决于平衡其好处与对作物和环境潜在风险之间的关系。通过采用综合方法和促进负责任的使用，农民可以继续利用dicamba的优势，同时将其对生态系统的负面影响降到最低。