Results 61 to 70 of about 4,915 (202)

Estado comparativo de las masas de Pinus uncinata Ram. potencialmente protectoras frente a aludes de una zona de Andorra y Cataluña

open access: yesPirineos: Revista de Ecología de Montaña, 2013
Se aborda el estudio comparativo entre las masas de Pinus uncinata Ram., localizadas en la parroquia La Massana de Andorra y en el Pirineo catalán, desde la perspectiva de su potencial papel protector frente a aludes.
R. Blanco   +3 more
doaj   +1 more source

Caracterización genética y ambiental de poblaciones de Abies alba Mill. en su retaguardia occidental

open access: yesPirineos: Revista de Ecología de Montaña, 2014
Se ha caracterizado la estructura genética de diez poblaciones de Abies alba en la retaguardia occidental de su distribución en el Pirineo español en comparación con dos poblaciones de Alemania, buscando la influencia de factores climáticos en el ...
D. Sancho-Knapik   +7 more
doaj   +1 more source

Phylogeography of Silver Fir in the Pyrenees Based on Palaeoecological and Genetic Data Shows Westward Colonisation

open access: yesJournal of Biogeography, Volume 53, Issue 2, February 2026.
ABSTRACT Aim To reconstruct the colonisation dynamics of silver fir in the Pyrenees during the Holocene using genetic and paleoecological data. Location Abies alba forests in the Pyrenees and Northeastern Iberia. Taxon Silver fir (Abies alba Mill.).
A. Pèlachs   +11 more
wiley   +1 more source

Influencia del pastoreo en la cubierta vegetal y la geomorfodinámica en el transecto Depresión del Ebro-Pirineos

open access: yes, 2016
El pastoreo extensivo de campos en barbecho o abandonados entre la Depresion Central del Ebro y el Pirineo Central impide la regeneracion de la cubierta vegetal.
J. B. Ries, M. Seeger, Irene Marzolff
semanticscholar   +1 more source

Influencia del cambio climático en el turismo de nieve del Pirineo. Experiencia del proyecto de investigación NIVOPYR

open access: yesPirineos: Revista de Ecología de Montaña, 2014
En los últimos años multitud de estudios han evidenciado y corroborado la existencia de un cambio climático global. A pesar de la existencia de una gran heterogeneidad regional en el grado y la temporalidad de los posibles impactos del cambio climático ...
M. Pons   +7 more
doaj   +1 more source

Disentangling seed availability and establishment filters at alpine treelines through a decade‐long field manipulation

open access: yesJournal of Ecology, Volume 113, Issue 12, Page 3830-3844, December 2025.
Treeline advance under warming occurs only when multiple filters align—adequate seed supply, favourable microclimatic windows, moderated herbivory and shrub effects that remain facilitative rather than competitive. Abstract Climate warming is expected to increase upslope shifts of alpine treelines globally.
Wentao Lin   +2 more
wiley   +1 more source

Studies of genetic diversity and genome‐wide association for vitamin C content in lettuce (Lactuca sativa L.) using high‐throughput SNP arrays

open access: yesThe Plant Genome, Volume 17, Issue 4, December 2024.
Abstract Lettuce (Lactuca sativa L.) is a source of beneficial compounds though they are generally present in low quantities. We used 40K Axiom and 9K Infinium SNP (single nucleotide polymorphism) arrays to (i) explore the genetic variability in 21 varieties and (ii) carry out genome‐wide association studies (GWAS) of vitamin C content in21 varieties ...
Inés Medina‐Lozano   +5 more
wiley   +1 more source

Creación de una base de datos homogeneizada de temperaturas para los Pirineos (1950-2010)

open access: yes, 2014
En este articulo se describe el proceso y metodologia para lacreacion de una base de datos termica del Pirineo para el periodo temporal1950-2010, y se avanzan los primeros resultados del analisis espacial de lastemperaturas y del calculo de la tendencia ...
J. M. Cuadrat   +8 more
semanticscholar   +1 more source

How many sequences should I track when applying the random encounter model to camera trap data?

open access: yesJournal of Zoology, Volume 324, Issue 2, Page 155-162, October 2024.
This study focused on random encounter model (REM) optimization for camera trap data. We concluded that reconstructing the trajectory of around 100 animals crossing the field of view of the camera returned equivalent precision to the one obtained by tracking a considerably higher number of sequences. Survey periods of ca. 2 months are also recommended.
P. Palencia, P. Barroso
wiley   +1 more source

Markers for meat provenance and authenticity with an account of its defining factors and quality characteristics – a review

open access: yesJournal of the Science of Food and Agriculture, Volume 104, Issue 12, Page 7027-7084, September 2024.
Abstract Provenance is becoming increasingly important in meat supply chains as it lends products higher perceived quality. However, its precise definition and interpretation along with its associated characteristics factors have remained somewhat elusive.
Sara Wilhelmina Erasmus   +4 more
wiley   +1 more source

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