biocontrol

简明释义

英[baɪəʊkənˈtrəʊl]美[ˌbaɪokənˈtrol]

n. 生物防除；[生物物理] 生物电控制

英英释义

单词用法

同义词

反义词

例句

1.The biocontrol effect improved gradually with concentration of the aseptic filtrate solution.

防效随滤液浓度的增加而提高。

2.Streptomyces spp. , as ones of important biocontrol agents to control plant disease, are summarized in this paper.

本文对植物病害的重要生防因子之一链霉菌作了综述总结。

3.Entomopathogenic hyphomycetes are important fungal biocontrol agents against insect pests, being well represented by the fungal species Beauveria Vuillemin, Metarhizium.

丝孢类生防真菌是农林害虫微生物防治的重要资源，其中白僵菌属和绿僵菌属是典型代表。

4.The field propagation agent for the biocontrol fungus has the yield increasing effect to the crops after being applied.

生防真菌田间扩繁剂施用后对作物还有一定的增产效果。

5.The discovery that Bacillusthuringiensis is toxic to nematode initiated a new way for biocontrol plant-parasitic nematode.

研究发现苏云金芽胞杆菌对线虫有毒杀活性，为防治植物寄生线虫寻找到了一条新途径。

6.The present invention also discloses methods of screening fungal isolates to determine if they exhibit biocontrol activity.

本发明还公开了筛选真菌分离株以确定它们是否具有生物控制活性的方法。

7.This paper will evaluate the situation of biocontrol and chemical control of diseases as well as creation of bio-seed coating agent in maize.

对玉米土传病害的化学与生物防治以及生物型种衣剂的研究进展进行了评述。

8.The results showed that stretcher power sprayer and power mist-sprayer and gallus power sprayer had no influences on bioactivity of the biocontrol strain.

盆栽试验结果表明：担架式机动喷雾机、机动弥雾喷粉机和背负式机动喷雾器对生防菌的活性无不利影响。

9.The biocontrol approach not only protects plants but also enhances biodiversity.

生物控制方法不仅保护植物，还增强了生物多样性。

10.Using biocontrol agents like ladybugs can help keep aphid populations in check.

使用像瓢虫这样的生物控制剂可以帮助控制蚜虫的数量。

11.Farmers attended a workshop on biocontrol strategies for sustainable agriculture.

农民参加了一个关于可持续农业的生物控制策略的研讨会。

12.The research team found that biocontrol methods can significantly reduce crop damage.

研究小组发现，生物控制方法可以显著减少作物损害。

13.Farmers are increasingly using biocontrol to manage pests without harmful chemicals.

农民越来越多地使用生物控制来管理害虫，而不使用有害化学品。

作文

In recent years, the concept of biocontrol has gained significant attention in the field of agriculture and pest management. Biocontrol, or 生物控制, refers to the use of natural organisms or their by-products to control pest populations and diseases that affect crops. This method offers a sustainable alternative to chemical pesticides, which have been known to cause environmental harm and health risks to humans and wildlife. As we face increasing challenges such as climate change, loss of biodiversity, and the resistance of pests to synthetic chemicals, biocontrol presents an innovative solution that aligns with ecological principles.One of the primary advantages of biocontrol is its ability to enhance the natural ecosystem. By utilizing predators, parasites, or pathogens that specifically target pest species, farmers can reduce the reliance on harmful chemicals. For example, ladybugs are often used in gardens and agricultural fields to control aphid populations. These beneficial insects feed on aphids, effectively keeping their numbers in check without harming the plants. This not only protects the crops but also promotes biodiversity by preserving various species within the ecosystem.Moreover, biocontrol methods are often more cost-effective in the long run. Although the initial investment in biocontrol agents may be higher than purchasing traditional pesticides, the overall costs can be lower due to reduced crop damage and improved yields. Additionally, as consumers become more aware of the negative impacts of chemical pesticides, there is a growing demand for organically grown produce. Implementing biocontrol strategies can help farmers meet this demand while maintaining their profitability.However, it is essential to recognize that biocontrol is not a one-size-fits-all solution. The effectiveness of biocontrol agents can vary depending on factors such as the specific pest, the environment, and the presence of other organisms in the ecosystem. Therefore, thorough research and understanding of the local ecology are crucial before introducing any biocontrol measures. Furthermore, there are instances where biocontrol agents can become invasive if not managed properly, leading to unintended consequences for native species.Education and awareness are vital components in promoting the adoption of biocontrol practices among farmers and agricultural professionals. Workshops, seminars, and research initiatives can provide valuable information on the benefits and implementation of biocontrol strategies. Collaboration between researchers, policymakers, and farmers is necessary to develop effective biocontrol programs that are tailored to specific regions and crops.In conclusion, biocontrol represents a promising approach to sustainable agriculture and pest management. By harnessing the power of nature to combat pests, we can reduce our reliance on harmful chemicals and promote a healthier ecosystem. While challenges remain in the implementation of biocontrol methods, the potential benefits for both farmers and the environment make it a worthy pursuit. As we continue to explore and understand the complexities of biocontrol, we move closer to achieving a balance between agricultural productivity and ecological integrity.

近年来，生物控制的概念在农业和害虫管理领域引起了广泛关注。生物控制，即biocontrol，指的是利用自然生物或其副产品来控制影响作物的害虫种群和疾病。这种方法为化学农药提供了一种可持续的替代方案，因为化学农药已知会对环境造成危害，并对人类和野生动物的健康构成风险。随着我们面临气候变化、生物多样性丧失以及害虫对合成化学品产生抗药性等日益严峻的挑战，生物控制展现出一种符合生态原则的创新解决方案。生物控制的主要优点之一是能够增强自然生态系统。通过利用专门针对害虫种类的捕食者、寄生虫或病原体，农民可以减少对有害化学品的依赖。例如，瓢虫常用于花园和农业领域，以控制蚜虫种群。这些有益昆虫以蚜虫为食，有效地抑制其数量，而不会伤害植物。这不仅保护作物，还通过保护生态系统中的各种物种来促进生物多样性。此外，生物控制方法通常在长期内更具成本效益。尽管投资于生物控制剂的初始费用可能高于购买传统农药，但由于减少作物损害和提高产量，整体成本可能更低。此外，随着消费者越来越意识到化学农药的负面影响，对有机生产的需求日益增长。实施生物控制策略可以帮助农民满足这一需求，同时保持盈利能力。然而，重要的是要意识到生物控制并不是一种适用于所有情况的解决方案。生物控制剂的有效性可能因特定害虫、环境以及生态系统中其他生物的存在而有所不同。因此，在引入任何生物控制措施之前，深入研究和理解当地生态至关重要。此外，如果管理不当，生物控制剂可能会变得具有侵略性，从而对本土物种造成意想不到的后果。教育和意识是促进农民和农业专业人士采用生物控制实践的重要组成部分。研讨会、讲座和研究项目可以提供有关生物控制策略的好处和实施的宝贵信息。研究人员、政策制定者和农民之间的合作对于开发适合特定地区和作物的有效生物控制程序至关重要。总之，生物控制代表了一种可持续农业和害虫管理的有希望的方法。通过利用自然的力量来对抗害虫，我们可以减少对有害化学品的依赖，促进更健康的生态系统。尽管在实施生物控制方法时仍然存在挑战，但对农民和环境的潜在好处使其成为一个值得追求的目标。随着我们继续探索和理解生物控制的复杂性，我们将更接近实现农业生产力与生态完整性之间的平衡。