Artículos por fondos concursables externos: Envíos recientes
Mostrando ítems 361-380 de 465
-
Ampliación del rango de distribución del pecho de luna del Marañón (Melanopareia maranonica) en la cuenca media del río Marañón, Perú.
(Facultad de Ciencias Biologicas, Universidad Nacional Mayor de San Marcos., 2021)We report documented records of the Marañón crescentchest (Melanopareia maranonica) in six localities. These have hydrological connectivity with the middle basin of the Marañón River, in the provinces of Celendín (Cajamarca) ... -
Comportamiento productivo y valor nutricional de siete genotipos de trébol en tres pisos altitudinales de la sierra norte del Perú.
(Universidad Nacional Mayor de San Marcos., 2021)The aim of this study was to evaluate the productive performance and nutritional value of seven clover genotypes at three altitude levels (PA I: 2300-2800 m above sea level, PA II: 2801-3300 and PA III: 3301-3800) of the ... -
Efecto de cinco dietas con diferentes proporciones de fibra detergente neutro y almidón en el rendimiento productivo, comportamiento ingestivo y peso de órganos digestivos del cuy (Cavia porcellus)
(Universidad Nacional Mayor de San Marcos., 2021)The aim of this study was to determine the effects of the ratio of neutral detergent fibre (NDF) and starch in the diet on productive performance, ingestive ratio and weight of the digestive organs of guinea pig (Cavia ... -
Análisis bibliométrico de la producción científica Peruana sobre la COVID-19.
(Instituto Nacional de Salud., 2021)Objective: To describe the Peruvian scientific output on COVID-19 up to January 31, 2021. Materials and methods: We carried out a bibliometric study using two databases (MEDLINE and SciELO). We included original or short ... -
Percepción de los efectos COVID-19 en la educación presencial y a distancia en estudiantes universitarios del Perú.
(Instituto de Altos Estudios de Salud Publica., 2021)The pandemic caused many changes due to social distancing, one of them is in terms of virtual university classes. Therefore, the objective was to validate an instrument that measures the perception of the effects of COVID-19 ... -
Caracterización de la crianza de cuyes en tres provincias de la Región Cajamarca, Perú.
(Universidad Nacional Mayor de San Marcos., 2021)The present study aimed to characterize the guinea pig breeding system in three provinces of the Cajamarca Region, Peru. A structured survey was applied to 1231 producers (401 from Cajamarca, 360 from San Marcos and 470 ... -
Efecto de cinco niveles de balance electrolítico dietario en el crecimiento, características de carcasa y metabolitos de suero sanguíneo del cuy (Cavia porcellus)
(Universidad Nacional Mayor de San Marcos., 2021)A study was carried out to determine the effects of dietary electrolyte balance (BED) on the productive performance, carcass characteristics and blood metabolites of guinea pig in an experimental farm in Cajamarca, Peru. ... -
Comportamiento agronómico y composición nutricional de diez variedades de pastos mejorados.
(Universidad de Tarapaca., 2021)The main aim of this work was to evaluate the agronomic behavior and nutritional composition of ten varieties of improved pastures in the agroclimatic conditions of the Nuevo Olmal Annex in the Sonche district. For this, ... -
Efecto de la sustitución de bacitracina con ajo, arándano o cúrcuma en la dieta sobre el desempeño en crecimiento, características de carcasa, contenido lipídico y estado antioxidante de la carne de pavos.
(Universidad Nacional Mayor de San Marcos., 2021)The aim of this study was to determine the effect of adding garlic, cranberry or turmeric as a replacement for bacitracin in Turkey diets on growth performance, carcass characteristics, lipid content and antioxidant status ... -
Prevalencia de Varroa spp correlacionada al factor productivo y temperamental en el apiario de la Universidad Nacional de Cajamarca, Perú.
(Universidad Nacional Mayor de San Marcos., 2021)Varroasis is a disease caused by arachnids of the genus Varroa, an obligatory parasite of bees and the cause of high mortality. The present study aimed to report the prevalence of Varroa spp in the apiary of the Fundo ... -
Prevalencia de trematodos y nematodos en asnos comercializados en la Plaza Pecuaria Iscoconga de la provincia de Cajamarca, Perú.
(Universidad Nacional Mayor de San Marcos., 2021)The aim of this study was to determine the prevalence of trematodes and nematodes through the presence of eggs in faeces of creole donkeys marketed in the Plaza Pecuaria Iscoconga in Cajamarca, Peru. The work was carried ... -
CARACTERIZACIÓN Y DIFERENCIAS ANATÓMICAS DE MADERAS DE Retrophyllum rospigliosii (Pilg.) C.N. Page Y Prumnopitys harmsiana (Pilg.) de Laub. (PODOCARPACEAE) PROCEDENTES DE LA PROVINCIA DE SAN IGNACIO, PERÚ.
(Institute of Investigations of The Peruvian Amazon - IIAP., 2021)The species Retrophyllum rospigliosii (Pilg.) C. N. Page (Female Romerillo) and Prumnopitys harmsiana (Pilg.) de Laub. (Male Romerillo) are conifers native to Peru and form an important part of the cloud forests of the ... -
Efectos de la suplementación dietaria con cebolla (Allium cepa) sobre el desempeño del pavo en crecimiento, peso de órganos internos y estabilidad oxidativa de la carne.
(Universidad Nacional Mayor de San Marcos., 2021)The aim of this study was to determine the effect of different levels of nutritional supplementation of the onion bulb (Allium cepa) on the productive performance of the turkey, internal organ weight and oxidative stability ... -
Ideas fatalistas ante el posible contagio de la COVID-19 según el tipo de enfermedad que padecían los pacientes peruanos.
(Instituto de Altos Estudios de Salud Publica., 2021)It has been observed that some groups of patients had the perception that if they fell ill from COVID-19 they could have greater complications. The aim of this study was to determine the association between fatalistic ... -
Conceptual discussion around the notion of the human being as an inter and multiplanetary species.
(Cambridge University Press., 2021)The current advances in our exploration of Mars have made us think of the human species as a multiplanetary species. However, we have certain challenges before we can truly consider ourselves such a species, especially ... -
Efecto de la etapa de levante sobre la producción y reproducción en codornices japónicas (Coturnix coturnix japonica) de postura.
(Universidad Nacional Mayor de San Marcos., 2021)The aim of this study was to evaluate the productive performance of laying quails (Coturnix coturnix japonica). The study was carried out at the poultry farm of the La Molina National Agrarian University in Lima, Peru. In ... -
Factores socio-laborales asociados a la posibilidad de vacunación contra la COVID-19 si el trabajo se los exige, Perú.
(Instituto de Altos Estudios de Salud Publica., 2021)In the context of the arrival of vaccines against COVID-19 in Peru, it is important to know which sectors are the most willing to be vaccinated. The objective of this study was to determine the socio-labor factors associated ... -
Origen y domesticación de Tara spinosa (Leguminosae, Caesalpinioideae)
(Fundacion Miguel Lillo., 2021)The "tara" or "taya" (Tara spinosa) is an economically important plant in Peru and other Andean countries, mainly exploited in its wild from. However, no information is known about its origin dispersal and state of ... -
Geología urbana y su impacto en indicadores de sostenibilidad ambiental.
(Universidad del Zulia., 2022)The objective of this research is to rethink the functions of Urban Geology and its relationship with indicators of environmental sustainability in urban settlements, produced by the activity of socio-spatial segregation ... -
COP26 de Glasgow: ¡Nueva utopía tecnológica y política!
(Universidad del Zulia., 2022)From October 30 to November 13-2021, COP26 was held in Glasgow, Scotland, with the aim of reviewing the goals of the Paris Agreement-2015, the cross-cutting goals of the 2030 Agenda and proposing new commitments-in the ...
