Results 21 to 30 of about 2,278 (127)

Elephant barrier behaviors in response to conflict mitigation fences

open access: yesConservation Biology, EarlyView.
Abstract Human–wildlife conflict is a major conservation issue, particularly in lower income countries, where it affects marginalized people and leads to the extirpation of threatened species. Managers increasingly use fences to reduce this conflict but lack evidence on the effectiveness of these barriers, especially on whether this reduces the number ...
Dominique Gonçalves   +2 more
wiley   +1 more source

Capacidad de remoción de estreptococos fecales, coliformes fecales y totales del humedal artificial de flujo superficial de la planta piloto Aurora II

open access: yesAgua, Saneamiento & Ambiente, 2019
La capacidad del humedal artificial de flujo superficial de la planta piloto Aurora II es significativa en la remoción de estreptococos fecales, coliformes fecales y totales, así como el cumplimiento de la relación de coliformes fecales/estreptococos ...
Andrea Rocío Vásquez Ruballos
doaj  

Análisis probabilístico de la segmentación de créditos en la provincia El Oro-Ecuador

open access: yesInnova Research Journal
Dentro del contexto de la provincia de El Oro-Ecuador, se aprecia la escasez de investigaciones académicas que determinen la probabilidad de que las distintas instituciones financieras públicas o privadas otorguen un determinado tipo de crédito ...
Luis Cedillo-Chalaco   +1 more
doaj   +1 more source

EFECTO DE LA PROPORCIÓN CONCENTRADO / FORRAJE DE LA DIETA, SOBRE LAS POBLACIONES DE BACTERIAS UTILIZADORAS DE HIDRÓGENO DEL RUMEN [PDF]

open access: yesRevista Bio Ciencias, 2010
Las Archae metanogénicas, las bacterias Acetogénicas y Sulfato reductoras son los tres grupos últimos de microorganismos dentro de la cadena de degradación de los sustratos en el ecosistema del rumen y la manipulación del tamaño de estas poblaciones es ...
Alcantar Díaz BE   +7 more
doaj  

Monitoring small‐scale fisheries through participatory, app‐based surveys in the tropical archipelago of São Tomé and Príncipe

open access: yesConservation Science and Practice, EarlyView.
Small Island Developing States have limited capacity to monitor Small Scale Fisheries, despite their high dependence on marine resources. Participatory monitoring of Small Scale Fisheries can fill data gaps while integrating resource users into fisheries management.
Guillermo Porriños   +17 more
wiley   +1 more source

Propagules of arbuscular mycorrhizal fungi in a secondary dry forest of Oaxaca, Mexico

open access: yesRevista de Biología Tropical, 2008
Plant cover loss due to changes in land use promotes a decrease in spore diversity of arbuscular mycorrhizal fungi (AMF), viable mycelium and, therefore, in AMF colonization, this has an influence in community diversity and, as a consequence, in its ...
Patricia Guadarrama   +4 more
doaj  

Reduced fecundity associated with Wolbachia infection in a Neotropical drosophilid Redução da fecundidade associada à infecção por Wolbachia em um drosofilídeo Neotropical

open access: yesEcological Entomology, EarlyView.
Using multiple infected and uninfected Drosophila sturtevanti lines, we investigated (i) the impact of Wolbachia on fecundity and (ii) its effects relative to antibiotic treatment. Based on over 1680 dissected ovaries, fecundity was similar between infected and uninfected flies.
Letícia Carlesso de Paula Sena   +4 more
wiley   +1 more source

Consecuencias del retroceso glaciar en la Cordillera boliviana

open access: yesPirineos: Revista de Ecología de Montaña, 2008
A la fecha existe un importante número de estudios que demuestran la tendencia actual hacia la desaparición de los glaciares bolivianos. El presente estudio del impacto socio-económico del retroceso de los glaciares es un primer intento de obtener un ...
D. Hoffmann
doaj   +1 more source

The Acts of Eadburg: drypoint additions to Oxford, Bodleian Library, MS Selden Supra 30

open access: yesEarly Medieval Europe, EarlyView.
In 1913, two drypoint additions were identified in Oxford, Bodleian Library, MS Selden Supra 30 (SS30), an eighth‐century Southumbrian copy of the Acts of the Apostles. It was suggested that these additions, cut into the membrane of p. 47, were abbreviations of the Old English female name, Eadburg. Just over a century later, many more drypoint markings
Jessica Hendy‐Hodgkinson
wiley   +1 more source

Patrones biogeográficos de las aves de la península de Yucatán

open access: yesRevista Mexicana de Biodiversidad, 2012
Con el propósito de actualizar el conocimiento de la avifauna (residente, migratoria y endémica) de la Península de Yucatán, se analizaron datos de distribución puntual y distribuciones potenciales obtenidas mediante modelos de nicho ecológico a partir ...
Gala Cortés-Ramírez   +2 more
doaj   +1 more source

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