Results 51 to 60 of about 8,566 (220)

Ecogenomics and limnological dynamics of a new Thiocapsa species blooming in the whole water column of a karstic lake

open access: yesLimnology and Oceanography, Volume 70, Issue 7, Page 1849-1866, July 2025.
Abstract Purple sulfur bacteria (PSB) of the family Chromatiaceae (Gammaproteobacteria) can perform chemo‐ and photo‐lithoautotrophy (through anoxygenic photosynthesis) in anoxic layers of freshwater stratified (including meromictic) lakes. This group has been extensively studied via physiological and ecological approaches, albeit their genomics has ...
Pedro J. Cabello‐Yeves   +7 more
wiley   +1 more source

Elevational and Seasonal Patterns of Plant–Hummingbird Interactions in a High Tropical Mountain

open access: yesEcology and Evolution, Volume 14, Issue 10, October 2024.
This study examined the patterns and potential drivers of diversity and spatiotemporal dynamics of plant–hummingbird interactions across Mexico's high tropical elevational gradient. Results revealed the importance of species turnover, interaction rewiring, and phenological overlap in network structuring, with smaller roles of abundance, morphology, and
Eugenia M. Sentíes‐Aguilar   +8 more
wiley   +1 more source

Rainfall and Hydrograph Styles in Ephemeral Streams of the Drylands of Patagonia (South America–Argentina)

open access: yesWater Resources Research, Volume 60, Issue 8, August 2024.
Abstract Ephemeral streams in dry environments can convey high intensity sediment‐laden flash floods. The study of these events is quite difficult due to remote locations with limited accessibility, unexpected events, rough weather conditions and safety concerns.
Gabriel Kaless   +3 more
wiley   +1 more source

Estatutos de la Universidad de Salamanca: la reforma de 1550-1551

open access: yesStudia Historica: Historia Moderna, 2009
La Universidad de Salamanca está en el siglo XVI, en permanente estado de cambio. Desde principios del siglo, con los Reyes Católicos, hasta finales, bajo Felipe II, ese espíritu de renovación se hará patente de un modo continuo.
María FERNÁNDEZ UGARTE
doaj   +2 more sources

Not in it for the money: Meaningful relationships sustain voluntary land conservation initiatives in Peru

open access: yesPeople and Nature, Volume 6, Issue 2, Page 818-832, April 2024.
Abstract Voluntary land conservation, including privately protected areas (PPAs), is a key component of enabling the future of biodiversity on Earth. Accordingly, the question of motivations has preoccupied conservation social science. True motivations are difficult to ascertain, however, even for ourselves.
Rocío López de la Lama   +4 more
wiley   +1 more source

El potencial de la agricultura familiar y los espacios protegidos: lineamientos para el diseño de polí­ticas públicas

open access: yesMundo Agrario, 2013
Hay una cantidad de explotaciones familiares que aún perduran y se resisten a desaparecer, desplegando variadas y novedosas estrategias productivas, sociales y culturales.
Raúl Paz, Sofía Bruno
doaj  

Proyecto de estatutos de la Universidad de Cuenca

open access: yes, 1926
Proyecto elevado por el Consejo Universitario al Ministerio de Instrucción Pública en 10 de diciembre de ...
Universidad de Cuenca
core  

Estrategias usadas en la atención de la salud sexual de poblaciones rurales de bajos ingresos

open access: yesRevista Ciencias de la Salud
Introducción: en la ejecución de políticas públicas de salud sexual, resultan cruciales las estrategias utilizadas en la construcción de la relación agente de salud-usuario.
Valeria Laura González Cowes   +1 more
doaj   +1 more source

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