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生殖干扰及其对两种共存的母甲虫物种相互作用的影响

Mohd Sariq¹, Tripti Yadav¹, Geetanjali Mishra¹

¹Ladybird Research Laboratory, Department of Zoology, University of Lucknow, Lucknow 226007, India.

Journal of economic entomology

|January 11, 2026

概括

在Cheilomenes的男性交配状态sexmaculata影响Propylea剖析的繁殖. 多次交配的雄性破坏同种的交配,而未交配/曾经交配的雄性增加异种的交配,降低P. dissecta的生育能力和卵子活力.

科学领域:

生态生态学生态生态学
行为生态学行为生态学
保护生物学保护生物学

背景情况:

跨物种相互作用影响繁殖成功,特别是在异种交配时.
奇洛梅内斯 (Cheilomenes sexmaculata) (Fabricius) 的交配状态会影响Propylea dissecta (Mulsant) 的生殖特征.
之前的研究表明,男性对P. dissecta.的行为取决于年龄.

研究的目的:

为了研究如何在Cheilomenes sexmaculata的交配状态男性 (未交配,一次交配,多次交配) 影响在Propylea dissecta.生殖结果.
了解异种性交配对P. dissecta.的生育能力和卵子活力的影响.
在共存的生物控制剂中探索驱动生殖策略的选择性压力.

主要方法:

对C. sexmaculata雄性交配状态的实验操纵 (没有交配,一次交配,五次交配).
观察C. sexmaculata和P. dissecta之间的同种和异种交配相互作用.
在P. dissecta的繁殖结果的量化,包括生育能力和卵子活力.

主要成果:

多次交配的C. sexmaculata雄性在同种相互作用中引起了更大的交配中断,但在交配后反应性降低.
没有交配的和曾经交配的C. sexmaculata雄性诱导了更多的生殖干扰,增加了与P. dissecta雌性异种交配.
异种交配显著降低了P. dissecta雌性生育能力和卵子活力,可能是由于行为障碍.

结论:

在C. sexmaculata的男性交配史影响生殖干扰和异种交配成功.
这些相互作用给P. dissecta的繁殖带来了巨大的成本,可能导致特征进化的选择.
了解这些动态对于优化生物控制剂兼容性和综合性害虫防治策略至关重要.

关键词:

的女士们的性感性感的女士们的性感它们的propylea被切除了.异种特异的男性异种特异的男性交配状态交配状态生殖干扰的生殖干扰

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