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Determinants of intra‐annual population dynamics in a tropical soil arthropod
Biotropica ( IF 1.8 ) Pub Date : 2019-12-09 , DOI: 10.1111/btp.12731
Pedro Aurélio Costa Lima Pequeno 1, 2 , Elizabeth Franklin 2 , Roy A. Norton 3
Affiliation  

In the last decade, the increasing availability of density time series and improved analytical methods have fostered large meta-analyses of the factors driving population dynamics in the field. Accordingly, some patterns have emerged. For instance, per capita growth rate often decreases as population density increases, but this effect is typically weak (Knape & de Valpine, 2012; Ziebarth, Abbott, & Ives, 2010) and decreases from fast to slow life histories (Herrando-Pèrez, Delean, Brook, & Bradshaw, 2012). Density dependent population growth suggests that intrinsic processes such as intraspecific competition regulate populations to some degree, although other processes (e.g., predation, parasitism) could have the same effect (Sibly & Hone, 2002). Further, population dynamics are commonly but weakly affected by climate (García-Carreras & Reuman, 2011; Herrando-Pérez, Delean, Brook, Cassey, & Bradshaw, 2014; Knape & De Valpine, 2011). Climate can affect population growth either directly through abiotic conditions (e.g., temperature and rainfall), or indirectly by controlling food supply Received: 25 January 2019 | Revised: 11 June 2019 | Accepted: 18 October 2019 DOI: 10.1111/btp.12731

中文翻译:

热带土壤节肢动物年内种群动态的决定因素

在过去的十年中,密度时间序列的可用性不断提高和分析方法的改进促进了对该领域人口动态驱动因素的大型荟萃分析。因此,出现了一些模式。例如,人均增长率通常会随着人口密度的增加而降低,但这种影响通常很弱(Knape & de Valpine,2012;Ziebarth、Abbott 和 Ives,2010)并且从快速到缓慢的生活史(Herrando-Pèrez,德莱恩、布鲁克和布拉德肖,2012 年)。密度依赖的种群增长表明,种内竞争等内在过程在一定程度上调节种群,尽管其他过程(例如,捕食、寄生)可能具有相同的效果(Sible & Hone,2002)。更多,人口动态通常受气候影响但微弱(García-Carreras 和 Reuman,2011 年;Herrando-Pérez、Delean、Brook、Cassey 和 Bradshaw,2014 年;Knape 和 De Valpine,2011 年)。气候可以通过非生物条件(例如温度和降雨)直接影响人口增长,或通过控制食物供应间接影响人口增长 接收日期:2019 年 1 月 25 日 | 修订日期:2019 年 6 月 11 日 | 接受:2019 年 10 月 18 日 DOI:10.1111/btp.12731
更新日期:2019-12-09
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