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使用eDNA与入侵物种在绿色院子废弃物中玩击中-a-mole

Lisa G Neven¹, William B Walker¹, Chelsea Gowton²

¹Temperate Tree Fruit and Vegetable Research Unit, USDA-ARS, 5230 Konnowac Pass Road, Wapato, WA 98951, USA.

Journal of economic entomology

|May 14, 2024

概括

环境DNA (eDNA) 在绿色院子垃圾中检测到入侵性昆虫害虫. 这项研究强调了入侵物种通过城市废物流向农业地区传播的风险.

科学领域:

生态生态学生态生态学
昆虫学昆虫学是一门学科.
分子生物学分子生物学

背景情况:

城市垃圾填埋场正在接近容量,促使废物管理转变.
农村农业社区可能会接受城市垃圾,冒着入侵物种引入的风险.
绿地垃圾是农业有害入侵昆虫的潜在载体.

研究的目的:

评估城市固体废物流中运输的绿地垃圾是否可以将入侵性昆虫物种引入农业地区.
为了识别绿地废物中存在的特定入侵昆虫物种.
评估环境DNA (eDNA) 在废物中检测入侵物种的实用性.

主要方法:

在两个季节 (2019-2020年) 中,每两周从三个地点抽取绿地废弃物的样本.
从大约400个样本中提取DNA.
使用COI条码原始码和随后的DNA测序来进行昆虫识别的放大.

主要成果:

在绿地废弃物样本中确定了三个目标入侵昆虫物种.
检测到两种物种是叶落树果的害虫.
发现了一种通用的根食作物害虫物种.

结论:

环境DNA (eDNA) 是一种有效的方法,用于识别绿地垃圾中的潜在入侵昆虫物种.
绿地垃圾为入侵物种进入农业生态系统的潜在途径.
电子DNA分析可以为有关生物材料跨境流动的政策提供信息,以减轻入侵物种的传播.

关键词:

条码编码条码编码环境 DNA DNA 环境 DNA 侵袭性昆虫是一种侵入性昆虫.测序的测序是指测序的测序.废物管理废物管理

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