Results 51 to 60 of about 17,225 (152)

Random Chemostats with Competition and Different Kinetics to Investigate the Growth of the Gut Microbiome

open access: yesMathematical Methods in the Applied Sciences, Volume 49, Issue 11, Page 12102-12115, 30 July 2026.
ABSTRACT We investigate some chemostat models incorporating wall growth, competition, random fluctuations on the dilution rate, and different consumption functions (Monod and Haldane). We analyze the asymptotic behavior of the solutions of the corresponding random differential systems to establish conditions on the model parameters under which the ...
Javier López‐de‐la‐Cruz   +2 more
wiley   +1 more source

Equilibrio general y análisis input-output [PDF]

open access: yes
Tras revisar las diferencias entre el análisis de equilibrio parcial y de equilibrio general, este texto explora los vínculos existentes entre los modelos de equilibrio general computacional y el modelo input-output tanto en su versión de cantidades como
Guerra, Ana-Isabel   +2 more
core  

Environmental Structural Decomposition Analysis of Italian Emissions, 1995-2005 [PDF]

open access: yes, 2013
[spa] El estudio analiza la evolución de los gases de efecto invernadero (GEI) y las emisiones de acidificación para Italia durante el periodo 1995-2005.
Rocchi, Paola   +1 more
core  

A review of high nature value farming systems in Europe: Biodiversity, ecosystem services, drivers, innovations and future prospects

open access: yesPeople and Nature, Volume 8, Issue 7, Page 2049-2064, July 2026.
Abstract Farming systems of high natural and cultural value represent approximately 30% of farmlands in the European Union and are associated with a high species and habitat diversity and/or the presence of species of European conservation concern. This study aims to synthesize the existing knowledge on the assessment of biodiversity and ecosystem ...
Elsa Varela   +4 more
wiley   +1 more source

Balancing tracks and trees: Assessing railroad impact on Brazilian biodiversity

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 4, Page 1345-1356, July 2026.
The Brazilian West–East Integration Railway (FIOL) aims to boost the national economy by improving commodity transport; however, it crosses three of Brazil's most biodiverse and fragile regions: the Caatinga, Cerrado and Atlantic Forest. Using digitised plant records and land‐use analyses, our study reveals significant vegetation loss within the ...
Ana Luiza Silva Rocha   +3 more
wiley   +1 more source

Simultaneous Generation of Topographic Models and Manning Roughness Coefficient Maps From Tri‐Stereoscopic Satellite Images: Application to the Huarmey River, Peru

open access: yesThe Photogrammetric Record, Volume 41, Issue 195, July/September 2026.
Tri‐stereoscopic PeruSat‐1 imagery enables the simultaneous generation of 0.70 m‐resolution topography and spatially distributed Manning roughness maps, achieving 0.434 m vertical accuracy. Integrated into HEC‐RAS, these products provide consistent, high‐resolution inputs that improve hydraulic modelling and flood risk assessment in data‐scarce river ...
Jorge L. Miranda‐Pita   +3 more
wiley   +1 more source

Análisis y tablas input-output en el ámbito español: reseña bibliográfica [PDF]

open access: yes
Tablas input-output, Análisis input-output, España ...
Francisco Bono Rios
core  

Análisis Input-Output de una tabla de mortalidad [PDF]

open access: yes, 2001
El esquema del modelo analítico conocido como tabla de mortalidad permite medir la influencia que tiene el tiempo, entendido como duración o edad, sobre el fenómeno demográfico mortalidad.
Veres Ferrer, Ernesto Jesús
core  

Little devils of Neotropical forests: A first molecular phylogeny of stygnid harvestmen with UCE‐museomics and a gigamatrix approach (Arachnida, Opiliones, Stygnidae)

open access: yesSystematic Entomology, Volume 51, Issue 3, July‐September 2026.
First family‐wide phylogenomic framework of Stygnidae using UCE‐museomics and a gigamatrix approach establishes a novel three‐subfamily classification, erecting the new subfamily Auraninae subfam. nov. Signatures of severe incomplete lineage sorting and short deep internodes suggest a rapid early‐burst Neotropical radiation, driving phylogenetic ...
Dongyoung Kim   +2 more
wiley   +1 more source

Aplicación de la teoría de grafos al análisis input-output: Andalucía 1995 [PDF]

open access: yes, 2000
La Economía Aplicada contemporánea resultaría impensable sin el análisis input-output, por su contribución decisiva al conocimiento de las actividades económicas de los países y a la armonización de sus cuentas.
José Antonio Ordaz Sanz   +1 more
core  

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