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Microinjection of Western Corn Rootworm, Diabrotica virgifera virgifera, Embryos for Germline Transformation, or CRISPR/Cas9 Genome Editing

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侵袭性的秋季军虫是玉米菌株.

Karine Durand¹, Hyerin An¹, Kiwoong Nam²

¹DGIMI, Univ Montpellier, INRAE, Montpellier, France.

Scientific reports

|March 8, 2024

概括

侵袭性秋季军虫 (Spodoptera frugiperda) 是玉米菌株,而不是大米菌株. 这一发现对于开发有效的害虫防治策略至关重要,重点关注易受伤害的作物.

科学领域:

昆虫学昆虫学是一门学科.
基因组学就是基因组学.
侵入性物种生物学生物学

背景情况:

秋季军虫 (Spodoptera frugiperda) 是一个重要的农业害虫,迅速入侵了新大陆.
这种害虫存在于两种菌株,玉米和大米,但它们在入侵群体中的身份尚不清楚.

研究的目的:

使用种群基因组学识别入侵性秋季军种群的菌株组成.
为这个破坏性昆虫提供有针对性的害虫防治策略.

主要方法:

在116个全球收集的样本上进行了人口基因组学分析.
进行了遗传学重建和遗传相似性评估.

主要成果:

侵袭性秋季军在基因组上与玉米菌株最相似.
遗传学分析支持来自玉米菌株的起源.
没有发现从大米菌株到入侵种群的基因流动的证据.

结论:

侵袭性秋季军主要属于玉米菌株.
侵袭性秋季军感染大米作物的可能性很有限.
害虫管理应优先考虑典型受玉米菌株影响的作物.

关键词:

它们是花鸟 (Spodoptera frugiperda) 的种类.这是一种玉米菌株.秋季军人虫秋季军人虫这是入侵的入侵.虫害基因组学虫害基因组学

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