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546,196 artículos

Año: 2018
ISSN: 1996-3521
González Rodríguez, Raidel; Lozano Cordero, José Guillermo
Editorial Ciencias Médicas
Introduction: Teaching, research, care and administrative results achieved by teaching polyclinics over the years have made it possible to guarantee quality standards in the quality of life and health services to the population. Objective: To describe the results achieved by the Pedro Borrás Astorga University Polyclinic during the year 2017.Method: A descriptive, transversal study was carried out, with qualitative emphasis in the Pedro Borrás Astorga University Polyclinic at0 city of Pinar del Río in 2017, rewarded by the dialectical materialist method which allowed to use theoretical and empirical methods. This study was approved by the scientific and ethical councils of the institution.Results: The teaching and medical care results at the institution were described based on educational, research and medical care achievements during 2017 period, expressed in absolute and relative frequencies.Conclusions: The main teaching-care results have been an expression of the achievements by students and professionals of this facility, as well as a reference guide for new projections or commitments that impact on the improvement of the state of health and quality of life in inhabitants belonging to the area of Health.
Año: 2018
ISSN: 1996-3521
Cabrera Hernández, Mirna; Delgado Ramos, ariel; Sanchez Rodríguez, Alfredo et col
Editorial Ciencias Médicas
No. 26 (2018): INFODIR Pags: 140-147Trabajo presentado en el “VII Congreso Internacional de Informática en la Salud”, celebrado en el año 2009. Por la importancia y antecedente del mismo para la estrategia de informatización del sector de la salud cubano en el marco de los nuevos lineamientos y directivas del modelo cubano, se reproduce en este número. 
Año: 2018
ISSN: 1996-3521
Corratge Delgado, Hector; Soler Porro, Aida B.; González Pérez, Clara; Vidal Ledo, María Josefina
Editorial Ciencias Médicas
No 26 (2018): INFODIRPags: 127-139Se presenta el instructivo para la elaboración y presentación del Plan de Objetivos y Actividades como forma organizativa para la implementación e informe de los directivos del Sistema Nacional de Salud a su nivel superior. Estas orientaciones están basadas en la Instrucción No. 1 del 2011 del Consejo de Estado y de Ministros y la Resolución Ministerial No. 101 del 2013. Permite establecer y uniformar el método para el desarrollo del Plan Anual de Objetivos y Actividades en todas las instancias de Salud Pública y un mejor control de su desarrollo y cumplimiento.
Año: 2018
ISSN: 2007-0705
Rosas Barajas, José Alfredo; Aguilar Ortega, Andrés; Cornejo Corona, Ivete; Rizo Fernández, Zenon; Córdova de la Cruz, Saúl Edén; Ramos Frausto, Luis Gerardo; Esparza Claudio, José de Jesús
Universidad La Salle Bajío
Introduction:The paper identified and analyzed the current state of the main actors involved in liquid biofuel supply chains in southeastern Mexico. The description of the production process of biodiesel, bioethanol and castor oil is included. Case A refers to a company that produces biodiesel from recycled vegetable oils, Case B refers to a company that uses molasses to produce anhydrous ethanol through a molecular sieve, Case C describes supply chain management, from the organization of farmers to the production process of castor oil and its marketing to industry, the INIFAP centers are working on the improvement of jatropha seed for collective use in potential growing areas.Method:For field research, a team of subject matter specialists collected on-site data through on-site interviews and telephone interviews with suppliers, collectors, recycled vegetable oil processors and seed improvers involved in the supply chain. For schems designs, the Model Reference for Supply Chain Operations (SCOR) was used.Results:Key elements involved in the biodiesel and bioethanol supply chains were identified in the case studies. Fifty-seven interviews were conducted, identifying the main elements involved in the supply chain. Eight interviews were conducted with bioethanol and biodiesel producers; twenty-one with suppliers of recycled vegetable oils; eleven with suppliers of agricultural inputs and seeds; and seventeen with oil collectors. The present work establishes that the biodiesel supply chain is not consolidated, the main reason being the lack of regulation of raw material prices. On the other hand, the bioethanol supply chain is more consolidated due to the level of international commercialization.Discussion or Conclusion:According to fieldwork information, we found evidence of the absence of price regulation in raw materials and sub-products obtained in the biodiesel production process. The pricing of raw materials, products and sub-products dictates the feasibility of the supply chain. The case studies analysed in this paper have a high chance of entering the biofuels market on another national and international scale. However, the potential for biofuel production in Mexico is still emerging and far from being matched by the demand to be covered.
Año: 2018
ISSN: 2007-0705
Medina-Flores, Carlos Aurelio; Guzmán-Novoa, Ernesto; Saldivar frausto, Sergio; Aguilera Soto, Jairo Ivan
Universidad La Salle Bajío
The objective of this study was to compare the population, weight and honey production of honey bee (Apis mellifera) colonies fed with three different energy-protein diets based on a feed substitute made with brewer's yeast and pollen, in combination with 55% high fructose corn syrup (JMAF), or sucrose syrup (JA), or inverted sucrose syrup (JAI). Ninety colonies equalized in terms of population size, food stores and queen origin were used. All colonies were fed the protein supplement, but 30 of them were fed JMAF, 30 JA and 30 JAI. The adult bee population, capped brood area, weight and honey production of the colonies was determined at 27, 49 and 76 days after they were established. Colonies fed JMAF were significantly heavier than those fed JA and JAI, between which there were no differences. JMAF-fed colonies produced significantly more honey (35.8 ± 3.35 kg) than those fed JA (28.2 ± 2.65) and JAI (24.8 ± 2.70 kg), between which there were no differences. These results suggest that the use of JMAF in combination with a protein supplement to stimulate honey bee colonies represents a more efficient option than the use of JAI and JAI with protein supplementation.
Año: 2018
ISSN: 2007-0705
Cauich Cauich, Rodrigo; Pérez Gutiérrez, Alfonso; Lozano Contreras, Mónica Guadalupe; Garruña Hernández, René; Ruíz Sánchez, Esaú
Universidad La Salle Bajío
Introduction: The leaves are the most important organ in the plant of Stevia rebaudiana Bertoni, because in them is the greater amount of sweetener. Leaf emission is determined by adequate root growth and the amount of water available in the soil. The objective of the present study was to evaluate the respond of S. rebaudiana Bert plants to four irrigation sheets calculated from reference evapotranspiration (ETo) in interaction with microbial inoculants.Method: The treatments consisted of irrigate with 60, 80, 100 and 120% of the estimated ETo with an "A" type evaporimeter tank in previously inoculated plants. A mixture of Bacillus spp. and Azospirillum brasilense, Rhizophagus intraradices and a control (uninoculated). A randomized complete block design with bi-factorial arrangement and four replicates was used. Growth, production and distribution parameters of dry biomass, gas exchange and water efficiency were evaluated.Results: Statistical difference (P≤0.05) was found by separate factors. The best height was obtained with 120% ETo, although it was statistically equal (P≤0.05) to 100% ETo registering 42.86 and 40.58 cm respectively, 120% ETo was recorded greater leaf area. Treatment with Rhizophagus intraradices showed significant differences (P≤0.05) in the root length against the control, but not against the mixture of rhizobacteria. In the same way R. intraradices improved the root volume by registering 2.49 cm3 with respect to the control, and allowed to reduce the application of ETo by 20% to obtain the highest production of dry leaf and root biomass. The interaction R. intraradices + 80% ETo favored the assimilation of CO2 with 5.41 μmol m-2 s-1, thus providing better conditions for transpiration and efficient water use (1.87 μmol CO2 mmol-1 H20).Conclusion: The irrigation factor showed effect on leaf height, leaf area, stem diameter and dry leaf yield, while inoculating factor only affected root length, root volume, MSV / MRS ratio and yield. Finally, the interaction of the two factors was only significant in the parameters of dry biomass production and gas exchange.
Año: 2018
ISSN: 2007-0705
Salas-Pérez, Lilia; Borroel-García, Victoria Jared; Ramírez-Aragón, Mercedes Georgina; Moncayo-Luján, María del Rosario
Universidad La Salle Bajío
The production of hydroponic green forage (FHV) is an option that can solve the problem of the lack of supply of forage in times of drought and shortage of food for livestock. This type of fodder presents acceptable yields besides being of great nutritional and nutraceutical value, for which it can promote the health of the cattle. The aim of the present work was to determine the effect of the application of ascorbic acid and compost tea in the system production of hydroponic green forage. The research was carried out in the Lagunera Region, in a greenhouse located in the San Lorenzo Ejido, in the Municipality of San Pedro de las Colonias, in the State of Coahuila. For the production of FVH, maize seed of the San Lorenzo variety was used, which was evaluated in a completely randomized experimental design with six replicates per treatment, which were: compost tea (TC), compost tea plus ascorbic acid (TCAA), water plus ascorbic acid (AAA) and water (A) as a control. The variables evaluated were yield, percentage of dry matter, total phenol content and antioxidant capacity. The analysis of variance showed significant differences (p≤ 0.05) in all variables evaluated, attributable to the application of compost tea and ascorbic acid. A 41% increase in yield was found with compost tea treatment compared to control. The highest results in dry matter production were found using Compost Tea (TC) and Compost Tea - Ascorbic Acid (TCAA) with 18.91 and 17.6%, respectively. The TCAA treatment obtained 49.5% more total phenolic compounds than the control. The results showed a significant increase in the total antioxidant capacity by the combination TCAA with 25 and 32% more (ABTS and DPPH, respectively) in the values obtained with respect to the control. It is concluded that the use of organic sources such as ascorbic acid and compost tea improves the yield and antioxidant capacity of hydroponic forage, which is why it is recommended for application in hydroponic systems of organic forage.
Año: 2018
ISSN: 2007-0705
Marina Clemente, José Antonio; Gerónimo Antonio, Víctor Manuel; Pérez Abarca, Juan Manuel
Universidad La Salle Bajío
Poverty is an issue that constraints people's access to goods and services and prevent them from inproving their life'quality and level. It is so important that international organizations such as the World Bank (WB), the United Nations Program for Development (UNPD) and other public organisms look for ways to balance its effects. Empirical evidence shows a strong link between poverty and education, the relation between both variables can be positive or negative, that is, a person in poverty hass less posibility of accessing high levels of educacation and without them it is constrainted to live in poverty. However, not only poverty brings an unequal access to education, there are other factors associated to this phenomenon that bring on low levels of education to youngs in school age. For that reason, the aim of this research is to use the Probit model in order to to evaluate the effect of poverty ( food and assets) and other sociodemographic factors on school attendance at a high level of young persons aged between 19 and 23. Using data of the Módulo de Condiciones Socioeconómicas de la Encuesta Nacional de Ingresos y Gastos de los Hogares (MCS-ENIGH) years 2008 and 2014 a data base was built which integrates “income, concentrated and population”. Later, the methodology of “Lines of Poverty” was applied to identify and measure the number of persons in poverty condition. By means of the Probit model, the marginal change in school attendance face to changes in the explanatory variables is evaluated. The results of the model show that, of the three levels of poverty, it is the food poverty the one which decreases the most the school attendance at high. The size of the household showed that, the increase of one individual in the household beyond its mean value, decreases the probability of school attendance, the age of the hoseholder showed that, the increase of one additional year beyound its mean values, increases the probability of school attendance. Of the analyzed factors, it is the rural variable, the one which reduces the most the probability of school attendance at the high level in the analyzed population, whereas, the level of education of the householder is the one which increases the most the probability of school attendance, i.e. It is the key element to break the intergenerational circle of poverty.
Año: 2018
ISSN: 2007-0705
Almaraz-Alonso, Manuel; Coria Olguín, Sergio Rafael; Siliceo-Murrieta, José Isaías
Universidad La Salle Bajío
Introduction: This article presents the Index of Preparedness in Information and Communication Technologies for Health Promotion (IATICS). This is a quantitative composite index that is used to measure the potential that the inhabitants of the Mexican municipalities have for exploiting the information and communication technologies (ICT) as a means to receive health promotion (HP). An interval-based municipality typology is defined from this measurement. Each defined interval is represented by using the IATICS nominal label. The typology allows defining strategies to exploit ICT in each municipality type.Method: IATICS is computed from statistical indicators of municipalities on: 1) availability of electrical power in households, 2) ICT products and services, 3) health services, 4) illiteracy, and 5) presence of speakers of any indigenous language who do not speak Spanish. The methodology to calculate the index is based on a simple arithmetic formula and it can be applied on Mexico’s data with a municipality territorial granularity or even finer; e.g. town (localidad), basic geo-statistical area (AGEB) or urban block (manzana).                       Results: The IATICS values, in its quantitative and nominal modalities, are computed for each of the Mexican municipalities applying the procedure specifically defined for this purpose. The data source for calculations is the Mexican Census on Population and Housing of the year 2010, which is carried out by the Mexican Institute for Statistics and Geography (INEGI). The results of these two indices (the quantitative and the nominal) have become available in worksheet files that can be freely downloaded from the WWW.Discussion or Conclusion: IATICS allows measuring, characterizing and prioritizing the potential that the inhabitants of Mexican municipalities have for exploiting the ICT for HP. IATICS offers a series of information resources contributing to the design of e-government public policies in the e-health area for the municipalities. The index values can be recalculated periodically to be updated with new census data. This allows measuring also the evolution of conditions in each municipality. Finally, this methodology can be applied on data from other countries, so that these can adapt it to the design and evaluation of their respective public policies on ICT-aided HP.
Año: 2018
ISSN: 2007-0705
Lagarda Leyva, Ernesto Alonso; Bueno Solano, Alfredo; Cedillo Campos, Miguel Gastón; Velarde Cantú, José Manuel
Universidad La Salle Bajío
Introducción:  The supply chain is an underestimated issue in small and medium enterprises; it is assumed that its only purpose is to save on operating costs and this is not necessarily the case. It is imperative to recognize that not all customers are equal, as each has different requirements for their products and delivery of same to their final customers, and it is therefore important to consider all the factors that influence that outcome. The case study was developed in a company producing plastic containers in Cd. Obregon, Sonora. The study has selected the manufacture of the 737 gr salt container from resin, as this is a product demanded by one of its three main customers. The problem in the plant was the number of salt containers to be produced with different production policies, generating three scenarios.Método:  To respond to the problem, a study of the entire production process associated with the links in the supply and distribution was conducted based on the methodology of system dynamics to evaluate each of the variables and parameters included in the links in the supply chain via a simulation.Resultados: The results show three different scenarios that are executed through an interface with the user, allowing to observe the behavior of the profits, the sales of finished product and the use of the resin in the manufacture of bottles of 737 gr for a company that manufactures and distributes salt proposals were validated by drawing upon the judgment of experts on the subject and the experience of employees, as well as the actual data of the companyDiscusión o Conclusión: The findings reveal different modes of behavior of four critical variables in the process: profits, sales, the finished products warehouse, and resin use. The simulation was performed with the use of Stella ® 10.1.2 software, trying different policies and considering delay and initial inventory theories in processes and final products for the three different proposed scenarios derived from this study to interested parties (employers and customers); the case study was developed within the context of the National Center for Innovation in Intermodal Transportation and Logistics of Mexico.

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