Results 31 to 40 of about 2,171,944 (176)

MODELO TEÓRICO PARA LA ESTIMACIÓN DE LA DENSIDAD RADICULAR DE DOS ESPECIES LEÑOSAS

Tropical and Subtropical Agroecosystems, 2009
Los estudios de raíces en especies leñosas son de gran importancia ya que con ellos se puede predecir o modelar el crecimiento vegetal bajo diferentes esquemas de manejo y/o condiciones ambientales. Sin embargo, la metodología para calcular la densidad radicular (Lv) es laboriosa y consume mucho tiempo. Un método alternativo y rápido se basa en el
Fernando Casanova Lugo, José Armando Escamilla Bencomo, Luis Ramírez Avilés   +2 more
openaire   +2 more sources

Long‐term trends of epibionts reflect Mediterranean striped dolphin abundance shifts caused by morbillivirus epidemics

Journal of Animal Ecology, Volume 95, Issue 3, Page 553-569, March 2026.
This original research piece demonstrates, through empirical and theoretical modelling approaches, that the epibionts of striped dolphins indicate dolphin abundance shifts caused by epidemics of dolphin morbillivirus (DMV). In addition, we provide the first SIR model to investigate the epidemiology of DMV in western Mediterranean striped dolphins ...
Sofía Ten, Gates Dupont, Juan Antonio Raga, Andy P. Dobson, Francisco Javier Aznar   +4 more
wiley   +1 more source

Determinantes de la proveeduría nacional a la industria maquiladora: el caso de Ciudad Juárez

Economía, Sociedad y Territorio, 2012
Este artículo presenta un modelo teórico que explica la falta de integración vertical de la industria maquiladora con la industria local en Ciudad Juárez. En nuestro modelo teórico la demanda derivada de insumos depende de la tecnología de producción, el
Raúl Ponce-Rodríguez, Ramsés Jiménez-Castañeda   +1 more
doaj   +3 more sources

No more fashion victim? Spillovers across multiple streams: The case of fur farming bans during the COVID‐19 pandemic

Policy Studies Journal, Volume 54, Issue 1, February 2026.
Abstract Though spillovers have been initially described in the Multiple Streams Framework (MSF), we know little about how to conceptualize and measure them. To investigate spillovers, we draw on the case of fur farming bans during the COVID‐19 pandemic. Whereas fur farming has long been criticized for its animal welfare problems, with the onset of the
Anne‐Marie Parth, Malte Möck, Colette Vogeler, Johanna Kuenzler   +3 more
wiley   +1 more source

Política deliberativa: modelo teórico e referências empíricas

Argumentos, 2012
O objetivo do artigo é apresentar os elementos teóricos centrais da política deliberativa de Jürgen Habermas e uma avaliação crítica da deliberação a partir do deficit de abordagens empíricas que analisam os problemas metodológicos, a qualidade, as ...
Jorge Adriano Lubenow
doaj   +2 more sources

Factores influyentes en la lealtad electrónica hacia comunidades turísticas en línea: Caso mochileros

Revista de Ciencias Sociales, 2019
En el mercado turístico actual, los consumidores de información exigen, cada vez más, ambientes tecnológicos en línea que les permitan comparar a tiempo real: paquetes turísticos, productos y servicios.
Mario Zambrano Paladines, Oscar José Alejo Machado, Paola Zambrano Proaño   +2 more
doaj   +1 more source

Synergizing Public Incentives and Private Capital: A Hybrid RAB‐RBF Framework for Low‐Carbon Energy Infrastructure Access in Low‐ and Middle‐Income Countries

Journal of Critical Infrastructure Policy, Volume 7, Issue 1, Spring/Summer 2026.
ABSTRACT Regulated asset base (RAB) and results‐based financing (RBF) are key emerging infrastructure finance models, offering stable returns (RAB) and outcome‐based incentives (RBF). This perspective proposes a hybrid RAB‐RBF model to bridge the “viability gap” in developing regions and catalyze low‐carbon energy infrastructure access where cost ...
Hafiz Ahmed
wiley   +1 more source

UM ESTUDO DO CADERNO FOLHA ECONOMIA DA FOLHA DE LONDRINA NA PERSPECTIVA DOS GÊNEROS TEXTUAIS

Revista X, 2016
Este trabalho é fruto de investigações realizadas para o projeto de pesquisa “Gêneros da mídia jornalística como objetos de transposição didática externa” (UENP/CP), o qual tem como aporte teórico-metodológico os estudos do Grupo de Genebra vinculados ao
Eliana Merlin Deganutti de Barros, Thalita Jóia   +1 more
doaj   +1 more source

Blockchain and Quantum Technologies for Securing the Global Nuclear Supply Chain: Synergies, Applications, Technical Challenges and Opportunities

Journal of Critical Infrastructure Policy, Volume 7, Issue 1, Spring/Summer 2026.
ABSTRACT The infiltration of counterfeit, fraudulent, and suspect items into civil nuclear supply chains, notably within power generation and medical isotope production, poses severe safety and security threats. The ever‐increasing growth in nuclear installations (70 power plants are under construction and another 100 are in the planning stage) and the
Hafiz Ahmed
wiley   +1 more source

Ética y finanzas: una aproximación a un modelo teórico [PDF]

, 2019
El presente documento, propone un modelo teórico en ética y finanzas realizado a partir de un análisis hermenéutico de lo que, a lo largo de los últimos años se ha escrito acerca del tema.
Salgado Escobar, Diana María
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