在植物疾病控制中,Pythium和Phytophthora产生的挥发物质的应用
Taha Majid Mahmood Sheikh1,2, Jinhao Chen3, Lunji Wang3
1Key Lab of Food Quality and Safety of Jiangsu Province-State Key Laboratory Breeding Base, Institute of Plant Protection, Jiangsu Academy of Agricultural Sciences, 50 Zhongling St, Nanjing, 210014, China.
Applied microbiology and biotechnology
|October 3, 2024
概括
来自Pythium和Phytophthora物种的挥发性有机化合物 (VOC) 显示出检测植物疾病和生物控制的潜力. 进一步的研究可以优化它们在农业中的应用.
科学领域:
- 植物病理学 植物病理学
- 微生物学 微生物学
- 生物技术是生物技术.
背景情况:
- 挥发性有机化合物 (VOC) 介导相互作用,由Pythium和Phytophthora物种产生.
- 这些属包括重要的植物病原体和生物控制剂,使它们的VOC具有生物技术兴趣.
研究的目的:
- 审查Pythium和Phytophthora对VOC生产,识别和表征的研究.
- 为了比较这些菌体的VOC与其他微生物的VOC.
- 审查这些VOCs对微生物抑制和植物健康的影响.
主要方法:
- 对VOC产生,识别和影响的研究的文献综述.
- 在受感染的植物中检测到的VOC的分析.
- 在不同微生物中比较VOC概况.
主要成果:
- 由Phytophthora和Pythium物种产生的挥发性物质的编制清单.
- 确定的VOC具有抑制微生物和促进植物生长的特性.
- 这些菌体的VOC可以用于疾病检测 (例如,e-noses) 和生物控制 (例如,Pythium oligandrum).
结论:
- 来自Pythium和Phytophthora的VOC为植物疾病管理提供了重要的潜力.
- 需要进一步的研究,以了解VOC生产机制,扩大物种分析,并完善量化方法.
- 利用分析化学的进步可以提高VOC在农业中的应用.
相关概念视频
Bioremediation
Bioremediation is the use of prokaryotes, fungi, or plants to remove pollutants from the environment. This process has been used to remove harmful toxins in groundwater as a byproduct of agricultural run-off and also to clean up oil spills.
Environmental Applications of Microorganisms
Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...
Biological Methods for Microbial Control
Biological agents offer an effective means of controlling microbial growth by leveraging natural processes like predation, competition, and the secretion of antimicrobial substances.Predatory bacteria such as Bdellovibrio species target and kill pathogens like Salmonella and E. coli. They are widely used in poultry farms to control infections. Myxococcus species help combat plant-pathogenic fungi. These naturally occurring predators serve as eco-friendly alternatives to chemical pesticides and...
Microbe-Plant Interactions
Microbe-plant interactions represent a dynamic spectrum of associations shaped by intricate chemical signaling. These interactions can be neutral, beneficial, or detrimental, and profoundly influence plant physiology, growth, and ecosystem function. The plant microbiome, comprising bacteria, fungi, archaea, protists, and viruses, plays a pivotal role in mediating these effects through surface colonization, internal colonization, or systemic symbiosis.Mutualistic associations, particularly with...
Production of Biopesticides
Biopesticides offer a sustainable alternative to chemical pesticides, utilizing microbial agents to control agricultural pests. Bacillus thuringiensis (Bt) is a widely employed bacterium known for its potent insecticidal activity. Bt biopesticides are favored for their specificity to insect pests, minimal environmental impact, and natural degradability.Mechanism of Bt Toxin Action Bt produces insecticidal crystal (Cry) proteins during its sporulation phase. These proteins form parasporal...


