Results 51 to 60 of about 399,240 (234)
Muestras, variabilidad y error [PDF]
Revista Chilena de Anestesia, 2014 1 Profesor Titular, Division de Anestesiologia, Pontificia Universidad Catolica de Chile. La mayor parte de la investigacion medica clinica esta dirigida a observar diferencias entre grupos de personas con el objeto de identificar factores de riesgo o de pronostico o, mas frecuentemente, para averiguar si una determinada intervencion produce mejores ...
openaire +1 more source
Differential effects of agricultural expansion on wild bee taxonomic and functional diversity
Functional Ecology, Volume 40, Issue 4, Page 878-892, April 2026.Read the free Plain Language Summary for this article on the Journal blog. Abstract Pollinators, especially bees, are in global decline, threatening biodiversity and food security. While intensive agriculture is a primary driver, its impact on bee functional diversity—particularly in the diverse Mediterranean region—remains understudied.
Manuel López‐Aliste +9 more
wiley +1 more source
Unravelling the spatial and temporal variability of natural disturbances in European forests
Journal of Applied Ecology, Volume 63, Issue 4, April 2026.The heterogeneity of natural disturbance patterns and high temporal variability across European Forest suggest the need of adopting context‐dependent management strategies tailored to both the dominant disturbance agent and local environmental conditions, particularly in the most vulnerable regions, such as the Iberian Peninsula—with large and frequent
Sofia Miguel +5 more
wiley +1 more source
Conceptos y propiedades de probabilidaden libros de textoespañoles de educación primaria
Avances de Investigación en Educación Matemática, 2014 En este artículo se analiza la presentación de conceptos y propiedades asociados a cuatro significados de la probabilidad en dos series de libros de texto españoles de educación primaria.
Emilse Gómez Torres +2 more
doaj +1 more source
Revista de Arqueologia, 2017 O objetivo do presente trabalho foi o de promover a comparação de dois contextos arqueológicos no tocante à ocupação por ceramistas Tupiguarani. Trata-se da Zona da Mata mineira, particularmente os sítios pesquisados pela equipe do MAEA-UFJF e o Complexo Lagunar de Araruama, no litoral do Rio de Janeiro, estudado por pesquisadores do Museu Nacional ...
Leandro Elias Canaan Mageste +1 more
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Community‐level effects of Müllerian mimicry on pollinator diversity and functioning
Functional Ecology, Volume 40, Issue 3, Page 599-610, March 2026.Read the free Plain Language Summary for this article on the Journal blog. Abstract Müllerian mimicry, a mutualistic interaction in which harmful species evolve similar warning signals, is often accompanied by niche divergence among mimetic species. While these aspects have traditionally been studied in an evolutionary context, their community‐level ...
Paola Laiolo, José Ramón Obeso
wiley +1 more source
Variabilidad y caracterización fenotípica en haba [PDF]
, 2013 Por el mayor consumo de haba en los sectores de bajos ingresos en México y por la falta de disponibilidad de variedades comerciales, este estudio se realizó en el año 2011 en San Mateo Otzacatipan, San Nicolás Guadalupe (SNG) y Metepec, para evaluar 12 ...
OROZCO COLIN, NERI, OROZCO COLIN, NERI
core
Colossendeis species (Pycnogonida: Colossendeidae) collected during the Italica XIX cruise to Victoria Land (Antarctica), with remarks on some taxonomic characters of the ovigers [PDF]
, 2007 The pycnogonid fauna of the genus Colossendeis collected during the Italica XIX cruise to Victoria Land (Ross Sea, Antarctica) was studied. A total of 19 specimens of six species were collected: Colossendeis australis (6), C. wilsoni (3), C.
Cano Sánchez, Esperanza +1 more
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Variabilidad diurna de la presión intraocular [PDF]
Archivos de la Sociedad Española de Oftalmología, 2007 Objetivo: Comprobar y cuantificar la posible variación de los valores de presión intraocular (PIO) en sujetos sanos, entre la mañana y la tarde. Métodos: Estudio descriptivo y transversal realizado en un Centro de Salud entre los consultantes habituales de una consulta de medicina general. Se realizaron dos tomas de presión intraocular el mismo día (la
Jaén-Díaz, J.I. +5 more
openaire +3 more sources