fungicides

简明释义

英[ˈfʌn.dʒɪ.saɪdz]美[ˈfʌn.dʒɪˌsaɪdz]

n. [药]杀菌剂（fungicide 的复数）

英英释义

单词用法

同义词

反义词

例句

1.Derivates of 2.5-dihydrofurane containing triazole and imidazole group, preparation and use as fungicides thereof.

含有三唑基或咪唑基的2.5-二氢呋喃的衍生物，其制备方法和作为杀真菌剂的用途。

2.Today's Arsenal of insecticides, herbicides, and fungicides is staggering in number and chemical complexity.

今天这些生产杀虫剂、除草剂和杀真菌剂的工厂生产的产品数量更多，化学复杂性也越高。

3.It ticks the other boxes too because it is disease resistant, so requires few or no fungicides.

它还有其他特性，是抗病品种，所以几乎或者完全不需要杀菌剂。

4.Fungicides afford some protection but huge quantities of chemicals are an expensive and limited answer.

杀菌剂有一定保护作用，但是大量的化学药剂是一个既昂贵，作用也有限的解决方案。

5.Doctor: I'll prescribe some fungicides to put on the infected area, twice a day.

医生：我给你开些杀真菌药，涂擦在患处，一日两次。

6.When treated with seed-soaking, the (control) effect of six tested fungicides was all lower than 60%.

供试杀菌剂浸种处理对番茄猝倒病的防效都较低，均在60%以下。

7.Several fungicides have been found to be absorbed from soil and translocated by plants.

一些杀菌剂在土壤中被吸收，再转移到植物上。

8.It can forecast the exact epidemic time of LB and help the proper application of fungicides by using of LB forecasting models.

利用晚疫病预测预报模型可以准确地预报晚疫病发生的时间，指导薯农适时适量地用药。

9.Farmers often use fungicides to protect their crops from diseases.

农民常常使用杀真菌剂来保护他们的作物免受疾病的侵害。

10.The use of fungicides has increased in recent years due to rising fungal infections.

由于真菌感染的增加，近年来杀真菌剂的使用有所增加。

11.Some fungicides are systemic, meaning they are absorbed by the plant and provide internal protection.

一些杀真菌剂是系统性的，这意味着它们被植物吸收并提供内部保护。

12.Organic farmers prefer using natural fungicides to avoid chemical residues.

有机农民更喜欢使用天然的杀真菌剂以避免化学残留物。

13.Before applying fungicides, it's important to read the label carefully.

在施用杀真菌剂之前，仔细阅读标签是很重要的。

作文

Fungi are a diverse group of organisms that can cause significant damage to crops and plants. To combat these threats, farmers and agricultural scientists often turn to chemical solutions known as fungicides (杀真菌剂). These substances are specifically designed to kill or inhibit the growth of fungi, thereby protecting crops from diseases that can lead to reduced yields and economic losses. The use of fungicides has become increasingly important in modern agriculture, especially as the global population continues to rise and the demand for food increases. There are various types of fungicides available on the market, each with its unique mode of action. Some work by disrupting the cell membrane of the fungus, while others inhibit specific enzymes necessary for fungal growth. The effectiveness of these chemicals can vary based on the type of fungus being targeted and the environmental conditions under which they are applied. For instance, certain fungicides may be more effective in humid climates where fungal diseases thrive, while others might be better suited for drier conditions. One of the primary benefits of using fungicides is their ability to protect crops from devastating diseases like powdery mildew, rust, and blight. These diseases can spread rapidly and, if left unchecked, can wipe out entire fields of crops. By applying fungicides, farmers can significantly reduce the risk of such outbreaks, ensuring a healthier crop yield. This not only benefits farmers economically but also contributes to food security by providing a stable supply of produce to markets. However, the use of fungicides is not without its challenges. There are concerns about the potential environmental impact of these chemicals, particularly regarding their effects on non-target organisms, such as beneficial insects and soil microbes. Additionally, the overuse of fungicides can lead to the development of resistant strains of fungi, making it more difficult to control these pests in the future. As a result, integrated pest management (IPM) strategies are being developed to combine the use of fungicides with other methods of disease control, such as crop rotation, biological control, and cultural practices. Furthermore, there is an ongoing debate about the safety of fungicides for human health. Some studies have suggested that prolonged exposure to certain fungicides may be linked to health issues, leading to calls for stricter regulations and the development of safer alternatives. This has prompted researchers to explore organic and natural fungicides, derived from plant extracts or microbial sources, which may offer effective disease control without the associated risks of synthetic chemicals. In conclusion, fungicides (杀真菌剂) play a crucial role in modern agriculture by protecting crops from harmful fungal diseases. While they offer significant benefits in terms of crop yield and food security, it is essential to use them responsibly and in conjunction with other management practices to minimize their environmental impact and ensure long-term sustainability. As research continues to advance, the development of safer and more effective fungicides will be vital in addressing the challenges faced by farmers today.

真菌是一类多样化的生物，可能对农作物和植物造成重大损害。为了应对这些威胁，农民和农业科学家常常转向被称为杀真菌剂（fungicides）的化学解决方案。这些物质专门设计用于杀死或抑制真菌的生长，从而保护作物免受可能导致产量减少和经济损失的疾病的侵害。随着全球人口不断增长，对食品的需求也在增加，杀真菌剂的使用在现代农业中变得越来越重要。 市场上有各种类型的杀真菌剂，每种都有其独特的作用机制。有些通过破坏真菌的细胞膜来发挥作用，而另一些则抑制真菌生长所需的特定酶。这些化学物质的有效性可能因目标真菌的类型和施用时的环境条件而异。例如，某些杀真菌剂在潮湿气候中可能更有效，因为真菌病害在这种环境中繁荣，而其他药剂则可能更适合干燥条件。 使用杀真菌剂的主要好处之一是它们能够保护作物免受如白粉病、锈病和疫病等毁灭性疾病的侵害。这些疾病可以迅速传播，如果不加以控制，可能会摧毁整个农田。通过施用杀真菌剂，农民可以显著降低这种疫情的风险，从而确保作物的健康产量。这不仅对农民的经济利益有利，还通过向市场提供稳定的农产品供应，促进了食品安全。 然而，使用杀真菌剂并非没有挑战。人们对这些化学物质对环境的潜在影响表示担忧，特别是它们对非目标生物（如有益昆虫和土壤微生物）的影响。此外，过度使用杀真菌剂可能导致真菌产生抗药性，使未来控制这些害虫变得更加困难。因此，正在开发综合害虫管理（IPM）策略，将杀真菌剂的使用与其他病害控制方法结合起来，如轮作、生物防治和农业实践。 此外，关于杀真菌剂对人类健康安全的问题仍在持续辩论。一些研究表明，长期接触某些杀真菌剂可能与健康问题相关，导致人们呼吁加强监管并开发更安全的替代品。这促使研究人员探索有机和天然的杀真菌剂，这些药剂源自植物提取物或微生物来源，可能在没有合成化学物质相关风险的情况下提供有效的病害控制。 总之，杀真菌剂（fungicides）在现代农业中发挥着至关重要的作用，通过保护作物免受有害真菌病害的侵袭。尽管它们在作物产量和食品安全方面提供了显著的好处，但负责任地使用它们并与其他管理实践相结合以最小化其环境影响并确保长期可持续性至关重要。随着研究的持续推进，开发更安全、更有效的杀真菌剂将对解决当今农民面临的挑战至关重要。