Results 141 to 150 of about 58,975,901 (297)

Ant–aphid mutualism: the influence of Tapinoma ibericum (Hymenoptera: Formicidae) on Aphis gossypii (Hemiptera: Aphidae) control by commercial and spontaneous natural enemies

open access: yesInsect Science, EarlyView.
The mutualism between Tapinoma ibericum ants and Aphis gossypii disrupts the biological control exerted by Aphidius colemani in greenhouse peppers. Ant exclusion increased parasitism and the presence of most natural enemies, although Aphidoletes aphidimyza was more abundant with ants.
Jesús Foronda   +7 more
wiley   +1 more source

No association of a risk variant for severe COVID-19 with HIV protection in three cohorts of highly exposed individuals. [PDF]

open access: yesPNAS Nexus, 2022
Sironi M   +13 more
europepmc   +1 more source

Competitividad Empresarial Y Los Factores Estructurales Y De Gestión En Las Empresas De Servicios Del Distrito De Cajamarca [PDF]

open access: yes, 2013
RESUMEN La investigación es de carácter exploratorio, se llevó a cabo en el distrito de Cajamarca; aborda la problemática relacionada con la influencia de los factores estructurales y de gestión en la competitividad en las empresas de servicios, en un ...
Vera Abanto, Juan José Julio
core  

Water Use Behavior of Individual Birds: Ring Ouzels in an Arid High‐Mountain Ecosystem

open access: yesIntegrative Zoology, EarlyView.
Water is a limiting resource for birds in arid ecosystems. Individual birds differ strongly in how they use shared water sources, with drinking behavior increasing with temperature. Behavioral differences, hierarchy, and social context ultimately shape unequal access to water within the population. ABSTRACT Water availability strongly constrains animal
Tamara Burgos   +4 more
wiley   +1 more source

¿Qué factores de gestión interna favorecen la competitividad de las pymes? Revista Universidad y Empresa

open access: yes
Para esta nueva emisión de Las Voces del LibroUR estuvimos hablando con Natalia Tobón, Elena Urquía y Elisa Cano, autoras del artículo: “¿Qué factores de gestión interna favorecen la competitividad de las pymes?
Garzón Forero, Diego A.   +2 more
core  

Estudio de competitividad agropecuaria y agroindustrial: productos lácteos

open access: yes, 1993
98 páginasEl documento presenta un análisis de los productos lácteos en el contexto internacional, los indicadores de competitividad y desempeño del subsector en la Argentina, los factores determinantes de la competitividad y el balance y ...
Instituto Interamericano de Cooperación para la Agricultura (IICA)   +6 more
core  

Nivel de los factores que inciden en la competitividad de las MiPyme del sector artesanal de Sampués /

open access: yes, 2020
Un CD Rom (1.5 MB) : 91 páginas ; figuras, tablas ; 12 cmEl presente trabajo se trazó como objetivo determinar el nivel de los factores que inciden en la competitividad de las Mipyme del sector artesanal de Sampués, apoyándose en una metodología de tipo ...
Pérez Pérez, David José   +2 more
core  

INDITEK‐2.0: A Bayesian inverse modelling framework for mechanistic evolutionary processes

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Mechanistic eco‐evolutionary models are powerful tools for understanding how life diversified over geological timescales, yet estimating their parameters remains a key challenge. The high computational requirements of these models make probabilistic inversion methods unfeasible.
Gloria Herrero‐Gascón   +7 more
wiley   +1 more source

Exhaled Volatile Organic Compounds Identify Allergic Patients Among Individuals With Chronic Rhinitis

open access: yesAllergy, EarlyView.
Exhaled decane and nonadecane discriminate allergic (AR + LAR) from non‐allergic (NAR + HC) subjects among individuals with chronic rhinitis. LAR patients display higher levels of exhaled nonadecane than NAR individuals at baseline. Subjects with FeNO≥ 25 ppb have higher levels of exhaled decane, nonanal, and styrene than individuals with FeNO < 25 ppb
Rosa Alba Sola‐Martinez   +9 more
wiley   +1 more source

Ferramentas e controlo de gestão: um factor de competitividade

open access: yes, 2010
In a globalization context and rapid technological development, the only certainty organizations have is the uncertainty of their environment, their need to acknowledge, identify and take quick decisions on factor of strategic interests are considered fundamental conditions to supporting development and continuity.
openaire   +1 more source

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