Results 41 to 50 of about 310,185 (183)

The Human Oral Microbiome Database: a web accessible resource for investigating oral microbe taxonomic and genomic information [PDF]

open access: yes, 2010
The human oral microbiome is the most studied human microflora, but 53% of the species have not yet been validly named and 35% remain uncultivated. The uncultivated taxa are known primarily from 16S rRNA sequence information.
Baranova, Oxana V.   +5 more
core   +1 more source

Competition asymmetry with taxon divergence [PDF]

open access: yesProceedings of the Royal Society of London. Series B: Biological Sciences, 2003
Most organisms experience competition for resources, probably most of the time. As the structure and requirements of closely related species are generally liable to be more similar than in distantly linked species, Darwin suggested that the potential for competition was greater in the former.
openaire   +4 more sources

First record of Curius chemsaki Nearns and Ray, 2006 (Coleoptera: Cerambycidae: Cerambycinae: Curiini) in Colombia [PDF]

open access: yes, 2009
Curius chemsaki Nearns and Ray, 2006 (Coleoptera: Cerambycidae: Cerambycinae: Curiini), is reported from Colombia for the first time.
Joly, Luis J.   +2 more
core  

Frullania tamarisci var. azorica (Jubulaceae, Marchantiopsida) : a new taxon from the Azores [PDF]

open access: yes, 2013
Frullania tamarisci (L.) Dumort. var. azorica J.-P.Frahm (subg. Frullania) is described as new from the islands of Terceira and Pico (Azores, Portugal). It resembles var.
Frahm, Jan-Peter
core  

Phylogenetic diversity and biodiversity indices on phylogenetic networks

open access: yes, 2018
In biodiversity conservation it is often necessary to prioritize the species to conserve. Existing approaches to prioritization, e.g. the Fair Proportion Index and the Shapley Value, are based on phylogenetic trees and rank species according to their ...
Fischer, Mareike, Wicke, Kristina
core   +1 more source

A revision of Schoenobryum (Cryphaeaceae, Bryopsida) in Africa [PDF]

open access: yes, 2003
The nine species and two varieties of Schoenobryum reported for Africa were investigated, and no characters were found that uniquely identified any of the taxa to be other than the pantropical Schoenobryum concavifolium.
O’Shea, Brian J.
core  

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