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成功的酵母微封装fluralaner及其作为载体控制幼虫杀虫剂的潜力

Blythe E Lawson¹, Emily G McDermott¹

¹University of Arkansas, Department of Entomology and Plant Pathology, Fayetteville, AR 72704, USA.

|August 24, 2024

概括

一种新的酵母微封装 (YME) 配方的fluralaner有效地控制了虫害物种的幼虫,如Aedes albopictus和Musca domestica. 这种新的杀虫剂输送方法对可持续的害虫和媒介控制策略有希望.

科学领域:

昆虫学昆虫学是一门学科.
虫害管理虫害管理虫害管理
杀虫剂开发杀虫剂开发

背景情况:

有效的害虫防治在成年人出现之前针对昆虫幼虫.
对于二虫幼虫发育地点,存在有限的杀虫剂类.
与弗拉拉拉纳一样,异佐林具有超越外寄生虫治疗的潜力.

研究的目的:

为了评估一种新的酵母微封装 (YME) 配方的fluralaner.
为了测试它对三种主要害虫物种的幼虫的有效性:家用,白斑,和Culicoides sonorensis.
评估其作为传媒控制杀虫剂的潜力.

主要方法:

弗洛拉拉纳在Saccharomyces cerevisiae酵母中进行了微封装.
在剂量反应测试中对目标物种的幼虫进行了YME fluralaner的测试.
使用探头分析确定LC50值,并计算了再应用率.

主要成果:

YME fluralaner 证明对所有测试物种具有很高的疗效.
的LC50值为: Ae. 它们包括 albopictus (0.000077 毫克/毫升),C. sonorensis (0.00067 毫克/毫升) 和M. domestica (2.58 毫克/毫升).
确定了Ae的有效重新应用间隔. 艾尔博皮克托斯 (5周) 和C.索诺伦西斯 (>8周).

结论:

YME fluralaner是控制幼虫双虫害的有希望的候选物.
这种配方通过利用幼虫的食习惯来绕过皮质壁垒.
它提供了一种潜在的更安全和更有效的媒介和害虫管理方法.

关键词:

它们属于Ceratopogonidae.它们是科动物 (Culicidae).综合性害虫防治综合性害虫防治这是一种异索林 (isoxazoline).它们属于Muscidae.

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