Results 41 to 50 of about 6,293 (139)

Efecto del fuego en la estructura poblacional y la regeneración de dos especies de encinos (Quercus liebmanii Oerst. y Quercus magnoliifolia Née) en la región de La Montaña (Guerrero), México

open access: yesBotan‪ical Sciences, 2003
En este trabajo se analizó el efecto de los incendios superficiales en la estructura poblacional y la cobertura de dos especies arbóreas: Quercus liebmanii y Q. magnoliifolia, en San José Lagunas, Guerrero.
Víctor M. Peña-Ramírez   +1 more
doaj   +1 more source

Climatic niche position predicts population dynamics in Mediterranean shrubs after drought

open access: yesJournal of Ecology, Volume 114, Issue 8, August 2026.
Climatic conditions closer to the species' climatic niche centroid generally resulted in higher population growth in two Mediterranean shrubs, but demographic responses differed between species and were further influenced by drought‐induced vegetation die‐off.
Teresa Sánchez‐Mejía   +2 more
wiley   +1 more source

FACTORES ASOCIADOS A LA SUPERVIVENCIA DEL DIENTE CON ENDODONCIA EN PACIENTES MAYORES DE 20 AÑOS, ATENDIDOS EN UNA IPS PRIVADA EN EL PERIODO 2006 a 2012

open access: yesRevista Facultad de Odontología Universidad de Antioquia, 2014
INTRODUCCIÓN: la endodoncia es la rama de la odontología que se ocupa del estudio de la morfología, la función, las alteraciones de la pulpa dental y la región periodontal, así como de su tratamiento.
Eliana Pineda Vélez   +1 more
doaj  

Constructed value of information with iterative scoring and parametric uncertainty to identify management‐relevant research priorities for a declining raptor species

open access: yesConservation Biology, Volume 40, Issue 4, August 2026.
Abstract Constructed value of information (CVoI) is an expert elicitation decision‐analytic tool used to prioritize sources of uncertainty based on their potential to improve decision outcomes if resolved. Despite increased application of CVoI, the robustness of CVoI prioritization of sources of uncertainty relative to differences in expert elicitation
Kristin P. Davis   +7 more
wiley   +1 more source

Supervivencia en pacientes operados de cáncer colorrectal

open access: yesMedisan, 2014
Se realizó un estudio descriptivo, observacional, de cohorte retrospectivo, de 90 pacientes operados de cáncer colorrectal con fines curativos, que fueron asistidos en el Servicio de Coloproctología del Hospital Universitario "Dr.
Ariadna Céspedes Moncada   +1 more
doaj  

Colorectal cancer incidence, mortality and survival in Cali, Colombia, 1962-2012

open access: yesSalud Pública de México, 2014
Objective. To study the colorectal cancer (CRC) behavior in Cali, Colombia, during the 1963-2012 period using data from the Population-based Cancer Registry of Cali and the Municipal Health Secretariat of Cali. Materials and methods.
Armando Cortés   +3 more
doaj   +1 more source

Translocation effects on regional and local population viability and connectivity

open access: yesConservation Biology, Volume 40, Issue 4, August 2026.
Abstract Translocations and reintroductions aim to improve the viability of isolated populations and promote connectivity for large carnivores. However, there is no established framework for assessing their success. We used the Eurasian lynx (Lynx lynx) in western and central Europe to assess the impact of translocations on the viability of six ...
Eva Sánchez Arribas   +25 more
wiley   +1 more source

Preacondicionamiento de Pinus engelmannii Carr. bajo diferentes condiciones ambientales en vivero

open access: yesRevista Mexicana de Ciencias Forestales, 2018
La disminución de los índices de mortalidad de las plantaciones forestales requiere usar técnicas de producción de planta que promuevan su calidad, y garanticen su establecimiento en campo.
Sergio Rosales Mata   +4 more
doaj   +1 more source

Cuesti?n de fraude y supervivencia

open access: yesStudia Historica: Historia Moderna, 2023
A lo largo de este trabajo intentaremos ofrecer unas breves pinceladas acerca de la manipulaci?n geneal?gica desarrollada por las familias de origen judeoconverso asentadas en la ciudad de Baza (Reino de Granada); planteando un an?lisis cr?tico y riguroso de la tratad?stica y las historias ciudadanas.
openaire   +2 more sources

Measuring maternal line selection driven by differential survival in ex situ collections for plant conservation

open access: yesConservation Biology, Volume 40, Issue 4, August 2026.
Abstract Ex situ plant collections may be increasingly needed to protect representative samples of threatened or rare species and provide plant material for conservation translocation. A primary problem in these ex situ collections is loss of intraspecific variation due to plant death. Different management actions would be required depending on whether
Rebecca Sucher   +6 more
wiley   +1 more source

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