昆虫驱虫剂对初始的Dipteran殖民分解猪遗骸的作用
Cecilia G Torres1,2, Darren A Pollock1, Zachary A Mitchell1
1Department of Biology, Station #33, Eastern New Mexico University, 1500 S Ave K, Portales, NM 88130, USA.
Journal of medical entomology
|November 15, 2023
概括
高度的DEET驱虫剂显著延迟了昆虫对腐烂残骸的殖民化. 这一发现对于法医调查中准确的死后间隔估计至关重要.
科学领域:
- 法医昆虫学 法医昆虫学
- 分解研究 分解研究
背景情况:
- 昆虫对腐烂的遗骸的殖民对于死后间隔 (PMI) 估计至关重要.
- 各种环境因素可以影响昆虫的活动和遗骸上的发育.
研究的目的:
- 研究昆虫驱虫剂对昆虫殖民腐烂遗骸的影响.
- 为了确定驱虫剂是否会影响PMI估计的准确性.
主要方法:
- 腐烂的猪脚被用不同度的DEET (40%和98%) 和树驱虫剂治疗,以及对照组.
- 在三天内观察到昆虫的来访和殖民 (Diptera).
- 收集和分析了昆虫,蛋和幼虫.
主要成果:
- 与对照和40%的DEET相比,在用98%DEET处理的遗体上观察到昆虫访问的显著延迟.
- 从用98%的DEET处理的遗骸中收集的成年白的数量较少.
- 用98%DEET处理的残留物显示,卵或幼虫存在的可能性降低.
结论:
- 低度的DEET和白驱虫剂并没有显著影响昆虫殖民.
- 高度的DEET可以在短期内阻止昆虫的访问和殖民.
- 驱虫剂,特别是高度的DEET,可能需要在PMI估计中考虑,尽管通常不需要.
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