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Tolerancia de papas nativas (Solanum spp.) a heladas en el contexto de cambio climático
With the objective of identifying varieties of native potatoes with tolerance to frost,research was carried out in three localities of the central highlands of Peru: Pahual andPaltarumi (Pariahuanca), Huancayo, and Huayllacancha (Yanacancha),…
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ANÁLISIS DE DEPENDENCIA POR TRAYECTORIAS EN TABLAS DE CONTINGENCIA BIDIMENSIONALES
Se presenta una propuesta del Análisis de Trayectoria con dos variables categóricas, basada en los Coeficientes de Dependencia y Codependencia (Cordeiro, 1990). En una tabla de contingencia bidimensional donde una de las dimensiones son las especies…
Position: 3596 (42 views)
Patterns of frequency and abundance of plant dispersal systems in Colombian forests and its relationship with the geographical regions of the country
The study of plant dispersal systems allows to go in depth in aspects that define the regeneration of forests, being essential to understand not only the population dynamics of plants but also the ecological relationships that emerge within…
Position: 18859 (16 views)
The Psychological Impacts of a COVID-19 Outbreak on College Students in China: A Longitudinal Study
An outbreak in Wuhan, China in late 2019 of a highly infectious new coronary pneumonia (COVID-19) led to the imposition of countrywide confinement measures from January to March 2020. This is a longitudinal study on changes in the mental health…
Position: 2489 (49 views)
Diagnostic Performance of Serological Assays in the Detection of SARS-CoV-2: A Review
Introduction. The gold-standard method for diagnosis of the novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2 or COVID-19) foresees the examination of respiratory tract swabs by real-time reverse-transcription polymerase chain…
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Environmental Disinfection Strategies to Prevent Indirect Transmission of SARS-CoV2 in Healthcare Settings
(1) Introduction: The novel respiratory syndrome coronavirus 2 (SARS-CoV-2), also called coronavirus disease 2019 (COVID-19), is rapidly spreading in many countries and represents a public health emergency of international concern. The SARS-CoV-2…
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Estimación de biomasa aérea total y contenido de carbono de Pinus maximinoi H. E. Moore en Las Margaritas, Chiapas, México
Los estudios de carbono muestran claramente la capacidad de los bosques como sumideros de gases de efecto invernadero y contribuyen directamente en mitigar el cambio climático. Por lo anterior, el presente reporte de investigación tuvo como objetivo…
Position: 812 (68 views)
Neuro-ophthalmologic complications of coronavirus disease 2019 (COVID-19).
Multiple neuro-ophthalmological manifestations have been described in association with COVID-19. These symptoms and signs may be the result of a range of pathophysiological mechanisms throughout the course from acute illness to recovery phase. Optic…
Position: 12793 (23 views)
AVALIAÇÃO DO PROGRAMA DE AQUISIÇÃO DE ALIMENTOS (PAA) E DO PROGRAMA NACIONAL DE ALIMENTAÇÃO ESCOLAR (PNAE) EM CASTILHO-SP E EM ANDRADINA-SP
Em meio a debates e reivindicações sobre a necessidade de uma maior intervenção do Estado na questão da segurança e soberania alimentar, é criado em 2003 – pelo governo federal – o Programa de Aquisição de Alimentos (PAA). O programa tem como um de…
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Systematic Review of Safety and Efficacy of COVID-19 Vaccines in Patients With Kidney Disease.
Position: 15662 (20 views)