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Using niche centrality within the scope of the nearly neutral theory of evolution to predict genetic diversity in a tropical conifer species‐pair
Journal of Biogeography ( IF 3.9 ) Pub Date : 2020-10-18 , DOI: 10.1111/jbi.13979
Jorge Cruz‐Nicolás 1 , Gustavo I. Giles‐Pérez 1 , Andrés Lira‐Noriega 2 , Norberto Martínez‐Méndez 3 , Erika Aguirre‐Planter 1 , Luis E. Eguiarte 1 , Juan P. Jaramillo‐Correa 1
Affiliation  

Estimating genetic diversity is key for understanging biogeographic and evolutionary processes. However, gathering genetic information is not feasible for all taxa or populations, particularly in the tropical regions. Identifying proxies for inferring such values has thus become essential. Here, we built on the niche centrality hypothesis (NCH; or central‐abundance hypothesis) and the nearly neutral theory of evolution (NNT) to identify some of such proxies using a montane tropical conifer species‐pair as model. The NCH predicts more genetic diversity under optimal ecological conditions, which should also allow for more efficient purifying selection, according to the NNT.

中文翻译:

在近乎中立的进化理论范围内利用生态位中心性来预测热带针叶树种对中的遗传多样性

估计遗传多样性是加强生物地理和进化过程的关键。但是,收集遗传信息并非适用于所有分类单元或种群,特别是在热带地区。因此,确定用于推断此类价值的代理就变得至关重要。在这里,我们基于生态位中心性假设(NCH;或中心丰度假说)和近乎中立的进化论(NNT),使用山地热带针叶树种对作为模型来识别某些此类代理。NNT说,NCH预测在最佳生态条件下会有更多的遗传多样性,这也应允许更有效的纯化选择。
更新日期:2020-12-01
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