نتایج جستجو برای: conservation units

تعداد نتایج: 271029  

Journal: :The Japanese journal of veterinary research 2006
Manabu Onuma Masatsugu Suzuki Noriyuki Ohtaishi

The mitochondrial DNA control region of the sun bear (Helarctos malayanus) was sequenced using 21 DNA samples collected from confiscated sun bears to identify conservation units, such as evolutionarily significant units and management units, in Sarawak, Borneo Island. A total of 10 haplotypes were observed, indicating the presence of at least two lineages in the sun bear population in Sarawak. ...

2017
Robert Rutkowski Dorota Zawadzka Ewa Suchecka Dorota Merta

The capercaillie (Tetrao urogallus) is one of Poland's most endangered bird species, with an estimated population of 380-500 individuals in four isolated areas. To study these natural populations in Poland further, more than 900 non-invasive genetic samples were collected, along with samples from 59 birds representing large, continuous populations in Sweden and Russia; and from two centres in P...

Journal: :Genetics and molecular research : GMR 2015
L-N Su Y-Y Zhao X-M Wu H-F Zhang X-C Li

The evolutionary significant units (ESUs) of the salamander Pachyhynobius shangchengensis (Hynobiidae) in the Dabieshan mountains, southeastern China, were identified based on mitochondrial DNA data. We used methods for detecting cryptic species, such as the minimum spanning tree, the automatic barcode gap discovery, and the generalized mixed Yule-coalescent model; geographical partitioning was...

2014
Andreas Meraner Luca Cornetti Andrea Gandolfi

The definition of conservation units is crucial for the sustainable management of endangered species, though particularly challenging when recent and past anthropogenic and natural gene flow might have played a role. The conservation of the European grayling, Thymallus thymallus, is particularly complex in its southern distribution area, where the Adriatic evolutionary lineage is endangered by ...

Journal: :Forests 2022

Castanopsis sclerophylla (Lindl.) Schott. is a canopy tree species of evergreen broad-leaved forests in subtropical China. In this study, the genetic diversity and population structure C. were investigated by using chloroplast DNA sequences nuclear microsatellite markers. Permutation tests with indicated presence phylogeographic sclerophylla. Based on markers, Bayesian clustering analysis revea...

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