气候变化和农药耐药性:关于新兴机制和进化动态的综合
Chun-Sen Ma1, De-Xian Li1, Jin-Cheng Wei1
1Climate Change Biology Research Group, School of Life Science, Hebei University, Baoding, China.
Current opinion in insect science
|February 7, 2026
概括
气候变化显著影响害虫对杀虫剂的耐药性,影响全球粮食安全. 了解这些复杂的相互作用对于有效的作物保护策略至关重要.
科学领域:
- 生态生态学 生态生态学
- 进化生物学 进化生物学
- 农业科学 农业科学
背景情况:
- 农药耐药性对全球粮食安全和作物保护构成重大威胁.
- 气候变化越来越被认为是影响抗虫剂耐药性演变的关键驱动因素.
研究的目的:
- 综合实验证据,了解变暖和极端气候事件如何影响抗虫剂的耐药性.
- 在气候变化场景下识别高风险的害虫杀虫剂组合.
主要方法:
- 评估各种抵抗机制 (目标部位不敏感,解毒,减少透,行为回避) 如何应对气候压力因素.
- 通过分析健身成本/收益,伏尔特主义,人口动态和杀虫剂使用,将气候驱动因素映射到抗性基因频率的变化中.
- 识别具有高耐热性和快速繁殖的害虫,以及温度依赖的杀虫剂的有效性.
主要成果:
- 气候变化可以促进或抑制基于害虫热生态,耐药机制和杀虫剂特性的抗虫剂耐药性.
- 变暖和极端事件通过对害虫生命史,分布和选择压力的影响改变了耐药性演变.
- 耐高温的害虫和在更高温度下效率下降的杀虫剂被确定为高风险的害虫.
结论:
- 气候变化引入了对抗虫剂耐药性的复杂动态,需要适应性害虫管理策略.
- 害虫生物学,耐药机制和气候变量之间的相互作用决定了耐药性演变的轨迹.
- 区分短期的表型抗性和长期的进化变化对于预测未来的抗性动态至关重要.
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