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• 方法与技术 • 上一篇    

蛾类雄虫交配史对雌虫生殖适合度的影响:Meta分析

张诗语,李冬,曾菊平,吴先福,刘兴平*   

  1. (江西农业大学林学院, 南昌 330045)
  • 出版日期:2016-02-10 发布日期:2016-02-10

Effect of male mating history on female reproductive fitness in moths: A metaanalysis.

ZHANG Shi-yu, LI Dong, ZENG Ju-ping, WU Xian-fu, LIU Xing-ping*   

  1. (College of Forestry, Jiangxi Agricultural University, Nanchang 330045, China)
  • Online:2016-02-10 Published:2016-02-10

摘要: 本文利用Meta分析方法,从29篇实例研究性文献中对27种雌性蛾类的适合度参数(产卵量、孵化率和寿命)进行分析,以确定雄虫的交配史如何影响雌虫的生殖适合度以及这种影响是否受科属和交配策略的影响。结果表明:雄虫的交配史对自身的精包大小或精子数量以及雌虫的生殖适合度具有明显的负作用,且这种负作用明显受科属和交配策略的影响;在菜蛾科、草螟科、螟蛾科、潜蛾科和蓑蛾科中,与有交配经历的雄虫交配后,雌蛾产卵量明显下降,但在卷蛾科和夜蛾科中没有差异;在潜蛾科、蓑蛾科、卷蛾科和夜蛾科中,与有交配经历的雄虫交配后,雌蛾卵孵化率明显下降,但在菜蛾科、草螟科和螟蛾科中没有差异;草螟科和螟蛾科中的雌蛾寿命随雄蛾的交配史而缩短,而卷蛾科和夜蛾科的雌蛾寿命随配偶的交配史而明显增加;尽管雄蛾交配史对单配制和多配制雌蛾的产卵量和孵化率具有明显的负作用,但雄虫的交配史明显缩短了单配制雌蛾的寿命而延长了多配制雌蛾的寿命;因此我们认为,在蛾类昆虫中,雄虫的交配史是影响雌虫生殖适合度的关键因素之一。

关键词: 盐渍土, 光谱特征, 含水量, 偏最小二乘回归, 盐度

Abstract: In this study, we use a metaanalysis approach to clarify female fitness parameters (fecundity, fertility and longevity) from 29 experimental studies conducted on 27 moth species, examining how male mating history affects different components of female fitness and to determine whether the effect of male mating history is influenced by both moth family and female mating strategy. Our results clearly show that male mating history has significant negative effects on male spermatophore size or sperm numbers and female fitness consequences. These negative effects are strongly influenced by both moth family and mating strategy. Mating with experienced males significantly reduces female fecundity in Plutellidae, Crambidae, Pyralidae, Lyonetiidae, Psychidae, but not in Tortricidae, Noctuidae, while female fertility significantly decreases in Lyonetii
dae, Psychidae, Tortricidae, Noctuidae, but not in Plutellidae, Crambidae, Pyralidae. Female longevity significantly decreases in Plutellidae, Crambidae, but increases in Tortricidae, Noctuidae when mated with experienced partners. Although male mating history has significant negative effects on female fecundity and fertility in monandrous and polyandrous moth species, mating with experienced males significantly reduces longevity in monandrous females but increases longevity in polyandrous females. Our results strongly support that male mating history is one of the crucial factors influencing female fitness consequences in moth species.

Key words: spectral characteristics, salinity, partial-least squares regression (PLSR), saline soil, water content