Results 41 to 50 of about 9,204 (188)
Estrategias de clasificación en niños preescolares
Revista Guillermo de Ockham, 2022 La clasificación es una capacidad representacional que le permite a los niños, desde temprana edad, construir categorías con los objetos con los que se relacionan cotidianamente para agruparlos de acuerdo con sus semejanzas y ordenarlos en función de ...
Hernán Sánchez Ríos
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Journal of Applied Ecology, Volume 63, Issue 5, May 2026.Our findings demonstrate that providing sugar sources reliably supports parasitoid populations and parasitism rate but does not systematically translate into improved pest suppression or yield gains. These results suggest that, for economic and practical reasons, sugar inputs at the edge of cultivated fields should be favoured.
Martin Luquet +3 more
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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
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Ecology and Evolution, Volume 16, Issue 4, April 2026.The manuscript addresses the sex determination of spiderlings of the wolf spider Allocosa marindia using flow cytometry. Spiders are born with a defined sex, but it is not possible to determine their sex phenotypically until the adult or near‐adult stage. Sex identification at early stages of development is of great interest for studies in evolutionary
Leticia Bidegaray‐Batista +4 more
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Exploring ecohydrology through the lens of local fishers in the Bolivian Amazon
Ecosphere, Volume 17, Issue 4, April 2026.Abstract The natural flow regimes of Andean‐Amazon tributaries play a vital role in sustaining their rich biodiversity and productive local fisheries, but ongoing and proposed alteration of river flow regimes by large dams threatens to negatively impact river ecosystems. Despite its importance, our understanding of how hydrologic variability influences
Lina G. Terrazas‐Villarroel +4 more
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Variabilidad Genética en Pouteria lucuma mediante marcadores ISSR
Manglar, 2020 La lúcuma es un frutal oriundo de Sudamérica, se produce en Colombia, Ecuador, norte de Chile y Perú, siendo los principales productores a nivel mundial con una participación de 88%.
Carlos Quijano, Zulita Prieto
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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
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Revista del Museo de Antropologia, 2009 Las medidas obtenidas a partir de huesos del esqueleto apendicular de camélidos sudamericanos han sido utilizadas en los últimos años como insumo básico para interpretar distintos aspectos relacionados con su asignación especifica, manejo de rebaños y ...
Andrés D. Izeta +2 more
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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
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Comportamiento meiótico de diferentes especies de lulo, Solanum sp
Acta Agronómica, 2010 Se realizó un análisis del comportamiento meiótico de las especies de lulo S. hirtum, S. quitoense y S. sessiliflorum, siguiendo la metodología convencional para los estudios de microsporogénesis.
Nancy Maricela Pareja Ordóñez +3 more
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