Revistas Científicas y Artículos: Envíos recientes
Mostrando ítems 61-80 de 561
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Malvaceae endemic to Peru.
(Facultad de Ciencias Biologicas, Universidad Nacional Mayor de San Marcos., 2006)La familia Malvaceae es reconocida en el Perú con 38 géneros y 264 especies (Brako & Zarucchi 1993, Ulloa et al. 2004), mayormente arbustos y hierbas. En este trabajo reconocemos 87 especies endémicas en 16 géneros. El ... -
Berberidaceae endemic to Peru.
(Facultad de Ciencias Biologicas, Universidad Nacional Mayor de San Marcos., 2006)La familia Berberidaceae es reconocida en el Perú con un género, Berberis, y 32 especies (Brako & Zarucchi, 1993), mayormente arbustos. Esta familia incluye 14 endemismos. La mayoría de estas especies endémicas ocupan la ... -
Buddlejaceae endemic to Peru.
(Facultad de Ciencias Biologicas, Universidad Nacional Mayor de San Marcos., 2006)La familia Buddlejaceae es reconocida en el Perú por presentar dos géneros y 16 especies (Norman, 2000; Ulloa Ulloa et al., 2004), principalmente arbustos. En este trabajo reconocemos dos especies endémicas en el género ... -
PCR-based differentiation of Fasciola species (Trematoda: Fasciolidae), using primers based on RAPD-derived sequences.
(Elsevier Ltd., 2007)The zoonotic liver flukes Fasciola hepatica and F. gigantica co-exist in parts of Africa and Asia. The two species have similar life-cycles but different transmission characteristics. Although the identification of adult ... -
A taxonomic revision of Atelopus pachydermus, and description of two new (extinct?) species of Atelopus from Ecuador (Anura: Bufonidae).
(Magnolia Press., 2007)Atelopus pachydermus is redescribed on the basis of the retraced holotype and recently collected specimens. Comparisons with the holotype confirmed that this species occurs neither in Pacific Colombia, nor in the northeastern ... -
Aphanelytrum peruvianum (Poaceae: Poinae): A new species from Perú.
(Elsevier Ltd., 2007)Aphanelytrum peruvianum Sánchez Vega, P.M. Peterson, Soreng & Laegaard, sp. nov., is described and illustrated. The new species occurs on rocky sites near Cerro Akumullca in Cajamarca, Perú and represents the second known ... -
Eragrostis (Poaceae: Chloridoideae: Eragrostideae: Eragrostidinae) of Peru.
(Elsevier Ltd., 2007)A taxonomic treatment of Eragrostis Wolf for Peru is given. Twenty-three species and three subspecies of Eragrostis are recognized in the study area. Fifteen species of Eragrostis are native to Peru, and eight are adventive ... -
Contaminación fecal en hortalizas que se expenden en mercados de la ciudad de cajamarca, Perú.
(Instituto Nacional de Salud., 2009)We determined the level of fecal coliforms and the frequency of Escherichia coli in 85 samples of vegetables that were taken from randomly and were sold in the main markets of Cajamarca. Processing, isolation and bacterial ... -
Percepción sobre problemas ambientales en universitarios de ciencias de la salud de cajamarca.
(Instituto Nacional de Salud., 2009)- -
Actitudes y comportamientos ambientales en estudiantes de enfermería de una universidad pública del norte del Perú.
(Instituto Nacional de Salud., 2009)A descriptive study was carried to determine the attitudes and behaviors related with environmental health in 143 nurse students. The questionnaires were elaborated on the basis of validated Likert scales about environmental ... -
FLORA AND FAUNA INVENTORY AS A SUSTAINABLE DEVELOPMENT STRATEGY OF THE KUNTUR WASI TOURIST COMPLEX, SAN PABLO PROVINCE, CAJAMARCA 2022.
(Latin American and Caribbean Consortium of Engineering Institutions., 2023)La presente investigación se realizó en la zona arqueológica Kuntur Wasi, ubicado en el Centro Poblado Kuntur Wasi, provincia San Pablo, departamento de Cajamarca - Perú. El trabajo se basó en la aplicación de la técnica ... -
Influencia de un sistema de información en el control de incidencias del bullying escolar.
(Latin American and Caribbean Consortium of Engineering Institutions., 2023)School violence or bullying can be reported by students through an incident logbook, but this process is not widely known or is avoided out of embarrassment. Additionally, the paper record is susceptible to loss or ... -
Competencias Digitales en docentes de una Universidad Pública del Perú durante la pandemia de la covid 19.
(Latin American and Caribbean Consortium of Engineering Institutions., 2023)The covid 19 pandemic has led to various changes and an imminent adaptation, present in all sectors. One of them is education, by transferring the teaching-learning process from face-to-face classrooms to virtual ones, in ... -
Efecto de la fermentación sumergida en niveles de taza de dos variedades de café especial del Perú.
(Latin American and Caribbean Consortium of Engineering Institutions., 2023)The consumption of special coffees has been gradually increasing and affecting in their prices, not only for the domestic market; but also in the foreign market. The different methods of coffee processing will directly ... -
CULTIVO DE LARVAS DE MOSCA SOLDADO NEGRO (Hermetia illucens) COMO ESTRATEGIA DE APROVECHAMIENTO DE LOS RESIDUOS ORGÁNICOS, CAJAMARCA.
(Latin American and Caribbean Consortium of Engineering Institutions., 2023)The growing problem of waste generation generates a negative impact not only on ecosystems but also on an economic level. This research seeks to evaluate the degradative capacity of Hermetia illucens larvae to take ... -
Anaerobic Co-digestion with different concentrations of whey and cow dung in biogas production.
(Latin American and Caribbean Consortium of Engineering Institutions., 2023)In this research, the whey potential for optimization of biogas production by anaerobic co – digestion with cow dung was studied. It used a two-component multifactorial – design, where it was studied four batch type ... -
Disminución de la erosión en una estructura de captación en lechos de ríos areno gravosos con protección de gaviones, aplicando modelamiento hidráulico.
(Latin American and Caribbean Consortium of Engineering Institutions., 2023)Downstream erosion of catchment structures is a natural and very common process, most of it is due to the dragging of sediments, erosion, and foreign elements contained in its channel. Therefore, it is necessary to ... -
Parámetros fisicoquímicos del agua de los estanques de Salitre influyentes en la madurez sexual de Trichomycterus punctulatus (Valenciennes, 1846), en el Valle del Jequetepeque, Cajamarca-Peru.
(Latin American and Caribbean Consortium of Engineering Institutions., 2023)This research work is carried out in the Centro Poblado El Salitre, district of Tantarica, province of Contumazá department of Cajamarca- Peru. The research derives from a thesis work of the National University of Cajamarca, ... -
Physicochemical characterization of water quality in the Perlamayo and Tacamache rivers, using benthic macroinvertebrates as biological indicators in the district of Chugur- Cajamarca.
(Latin American and Caribbean Consortium of Engineering Institutions., 2023)The general objective of this research was to determine water quality through physicochemical and sediment analysis. Also, to evaluate the benthic macroinvertebrate community through biotic indices (EPT, BMWP/Bol, ... -
Uso de un sistema de información en la gestión del proceso de estacionamiento vehicular en un hospital público peruano.
(Latin American and Caribbean Consortium of Engineering Institutions., 2023)The main objective of this research is to evaluate the effect of the use of an information system in the management of the vehicle parking process in a public hospital in Lima, where all activities in this regard are ...
