药用植物的除草剂活性 精油使用纳米技术对撒法兰杂草进行控制 撒法兰杂草使用药用植物精油进行控制
Majid Azizi1, Hoda Sajedimehr2, Mansoureh Nazari2
1Department of Horticultural Sciences, Faculty of Agriculture, Ferdowsi University of Mashhad, Mashhad, Iran. azizi@um.ac.ir.
BMC plant biology
|October 16, 2025
概括
来自肉,阿杰温和丁香的精油表现出强大的除草剂活性. 这些天然化合物的纳米乳液配方为农业中有效的杂草管理提供了可持续的解决方案.
科学领域:
- 农业科学 农业科学
- 植物科学 植物科学
- 生物技术是生物技术.
背景情况:
- 杂草感染对农业生产率构成重大威胁,特别是在高价值作物中.
- 传统的除草剂可能会对环境产生不利影响,需要开发可持续的替代品.
- 药用植物和芳香植物具有可用于杂草控制的合性质.
研究的目的:
- 选十种药用和芳香植物对生菜苗发芽和生长的影响.
- 将精油 (EO) 从选定的植物中制成纳米乳液,并评估它们对常见杂草的除草剂有效性.
- 研究纳米乳化EO对目标杂草物种的形态,生理和生化影响.
主要方法:
- 在菜幼苗上,使用盘袋和棉花擦拭剂方法评估了列治疗效应.
- 来自强效抑制剂 (艾,丁香,肉,佩罗夫斯基亚) 的精油被提取并制成具有不同水性-脂性平衡 (HLB) 的纳米乳液.
- 纳米乳液的特性 (颗粒大小,PDI,稳定性) 被评估,除草剂活性被测试在 *Agropyron repens *, *Bromus japonicus *, *Chenopodium album *和 *Festuca * spp. 上.
主要成果:
- 丁香,艾,佩罗夫斯基亚和肉的EO显著抑制了生菜苗的生长.
- 有1%的EO和HLB 15的纳米乳液表现出最佳的粒子大小,PDI和稳定性.
- EO纳米乳液诱导了杂草的显著形态和生化变化,包括增加离子泄漏,减少叶绿素,SOD和蛋白质水平,以及可见的叶子损伤,肉和ajwain EOs导致90%以上的干燥.
结论:
- 来自阿贾温 (*Trachyspermum ammi*),丁香 (*Syzygium aromaticum*), cinnamon (*Cinnamomum cassia*) 和perovskia (*Perovskia abrotanoides*) 的精油显示出强大的除草剂潜力.
- 纳米乳液技术提高了这些天然除草剂的稳定性和有效性.
- cinnamon,ajwain 和 clove EO 特别有希望作为可持续杂草管理策略的环保替代品.
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