Results 31 to 40 of about 2,969,581 (290)

Alpha-diversity indices of the different microbial communities.

open access: yes, 2023
Alpha-diversity indices of the different microbial communities.
Sergio Martínez-Hernández (16845913)   +6 more
core   +1 more source

Calculating landscape diversity with alpha diversity indices

open access: yesJournal of Environmental Biology, 2017
Aim: The fundamental information layers of ecosystem based management plans are obtained by calculating, modeling and mapping of biodiversity. This study was carried out to calculate and map of landscape diversity in the Kuyucak Mountain District, in the transition zone of the Mediterranean region.
Senturk, O., Ozkan, K.
openaire   +4 more sources

Partitioning plant spectral diversity into alpha and beta components [PDF]

open access: yesEcology Letters, 2019
Abstract Plant spectral diversity – how plants differentially interact with solar radiation – is an integrator of plant chemical, structural, and taxonomic diversity that can be remotely sensed. We propose to measure spectral diversity as spectral variance, which allows the partitioning of the spectral diversity of a region, called ...
Laliberté, Etienne   +2 more
openaire   +3 more sources

Association between Gut Microbial Diversity and Carotid Intima-Media Thickness

open access: yesMedicina, 2021
Background and Objectives: There is an increasing focus on the effect of the gut microbiome on developing atherosclerosis, but there is still no unified standpoint.
Helga Szabo   +10 more
doaj   +1 more source

Alpha-diversity statistics for the microbiome in FMS patients vs. healthy controls.

open access: yes, 2022
Alpha-diversity statistics for the microbiome in FMS patients vs. healthy controls.
Karl Kashofer (429432)   +8 more
core   +1 more source

Alpha diversity metrics for noisy OTUs [PDF]

open access: yes, 2018
Abstract Next-generation sequencing (NGS) of marker genes such as 16S ribosomal RNA is widely used to survey microbial communities. The in-sample (alpha) diversity of Operational Taxonomic Units (OTUs) is often summarized by metrics such as richness or entropy which are calculated from observed abundances, or by estimators such as Chao1
Edgar, Robert C., Flyvbjerg, Henrik
openaire   +1 more source

How does invasion degree shape alpha and beta diversity of freshwater fish at a regional scale?

open access: yesEcology and Evolution, 2022
Freshwater ecosystems appear more vulnerable to biodiversity loss due to several anthropogenic disturbances and freshwater fish are particularly vulnerable to these impacts.
Anna Gavioli   +5 more
doaj   +1 more source

A Proposed Revision of Diversity Measures

open access: yesDiversity, 2013
The current measures of diversity for vegetation, namely alpha, beta, and gamma diversity are not logically consistent, which reduces their effectiveness as a framework for comparative vegetation analysis.
Vic Semeniuk, Ian David Cresswell
doaj   +1 more source

First Steps into Ruminal Microbiota Robustness

open access: yesAnimals, 2022
Despite its central role in ruminant nutrition, little is known about ruminal microbiota robustness, which is understood as the ability of the microbiota to cope with disturbances.
Sandra Costa-Roura   +3 more
doaj   +1 more source

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