Resultados de búsqueda - "systematics"

  1. 61

    A theoretical and methodological essay on the concept of vulnerability. por Palacios García, Antonio, Mateos, Pablo, Hidalgo Giralt, Carmen

    Publicado 2018
    “…This paper presents a bibliographical review onthe concept and methods of identifying vulnerabilityin urban areas. From systematic bibliographicsearches, the main concepts that orbit around vulnerabilityare defined, as well as their concretionaround the most disadvantaged groups or groupssuch as women, children, the elderly or immigrants.Subsequently, the causes that are usuallypresented to explain the phenomenon and its differentvariants or typologies, environmental, social,economic, residential or subjective, are analyzed.In addition, it also outlines the main methods that,from variables and indices, have been formulatedto try to measure and visualize socio-spatialinequalities in a multidimensional way. …”
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    Artículo
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  3. 63

    Tendencias en el estudio del comportamiento electoral en México por Flores González, Rubén, Saldierna Salas, Alma Rosa

    “…Since this is still very recent, many of the initial research projects in this field in Mexico have been isolated efforts that were not very systematic. For this reason, the aim of this article is to systematize the information available in Mexico about voter behavior through a review of the literature. …”
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    Artículo
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  6. 66

    On the structure of the Au18(SR)14 cluster por Tlahuice Flores, Alfredo, Garzón, Ignacio L.

    Publicado 2012
    “…First principles calculations are used for a systematic search of the lowest-energy (most-stable) structure of the recently synthesized Au18(SR)14 cluster. …”
    Enlace del recurso
    Artículo
  7. 67

    Factors for manufacturing competitiveness of automotive part suppliers from Nuevo Leon, Mexico: a literature review por Valdez de la Rosa, Luz María, Villarreal Villarreal, Luis Alberto, Garza Villegas, Juan Baldemar

    Publicado 2017
    “…Nuevo Leon takes part of the cluster of automotive parts suppliers with the higher importance for the country. By using a systematic literature review, obtained from data bases of two universities, University of Monterrey (UDEM) and Autonomous University of Nuevo Leon (UANL), the present research finds six factors with high impact to the manufacturing competitiveness of the automotive parts suppliers, in the automotive industry. …”
    Enlace del recurso
    Artículo
  8. 68

    Evaluación de políticas públicas en salud: caso promoción de la salud en México por García González, Janet, Martínez Villareal, Rebeca Thelma

    Publicado 2018
    “…Abstract Governments are responsible for formulating public health policy and therefore, also the analysis of the construction, systematization and development of the lines of these, as well as their evaluation. …”
    Enlace del recurso
    Artículo
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  10. 70

    The crisis of democracy in Mexico: Chronicling the dismantling of democratic institutions por Gómez Díaz de León, Carlos

    Publicado 2024
    “…The fundamental hypothesis is that for several decades, the Mexican political system was building a set of institutions that allowed an important democratic advance and that these institutions have been systematically dismantled since 2018, causing a regression of democracy in Mexico. …”
    Enlace del recurso
    Sección de libro.
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  12. 72

    Improving the Cost Effectiveness of Shrimp Feeds por Allen Davis, D., A. Roy, Luke, Sookying, Daranee

    Publicado 2008
    “…At the farm, we must look at ourmanagement strategies in the light of economic efficiency and optimize feed inputs to provide the best overall returnon our investment. By systematically improving the management of our systems we should be able to improve feedconversion, reduce our dependence on water exchanges and improve overall efficiencies.…”
    Enlace del recurso
    Artículo
  13. 73

    Mexican Migrants to the United States: an Alternative Methodology por Martínez, José

    Publicado 2013
    “…Both data sources undercount migrants, with Mexican sources systematically undercounting more educated migrants and U.S. sources undercounting less educated migrants. …”
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    Artículo
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    A Case Study on Feed Management to Improving Production and Economic Returns for the Semi-Intensive Pond Production of Litopenaeus vannamei por Allen Davis, D., Amaya, Elkin, Venero, Jesus, Zelaya, Oscar, B. Rouse, David

    Publicado 2019
    “…Over the last six years, research at the Claude Petite Mariculture Center has been conductedusing standardized operational protocols (35 shrimp/meter, 10 hp/ha of base aeration, limited water exchange) whileachieving a systematic improvement in feed management. This paper discusses from a historical perspective thesystematic improvement in feed management that have allowed us to improve feed utilization and total productionfrom typical feed conversion ratios (FCR, feed inputs per unit of shrimp harvested) of around 2:1 to 1.2-1.4:1 withincreases in overall production from around 4,000 kg/ha to 6,000kg/ha. …”
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    Artículo
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    Population density of the western burrowing owl (Athene cunicularia hypugaea) in Mexican prairie dog (Cynomys mexicanus) colonies in northeastern Mexico por Ruiz Aymá, Gabriel, Olalla Kerstupp, Alina, Macías Duarte, Alberto, Guzmán Velasco, Antonio, González Rojas, José Ignacio

    Publicado 2016
    “…Conclusions: The results represent the first systematic attempt to provide reliable evidence related to the size of the adult owl populations, within the largest and best preserved Mexican prairie dog colonies in Mexico.…”
    Enlace del recurso
    Artículo
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    Hacia el perfeccionamiento institucional de los cuerpos académicos en la Facultad de Ingeniería Mecánica y Eléctrica de la Universidad Autónoma de Nuevo León, México = Towards impr... por Dimas Rangel, María Isabel, Torres Bugdud, Arturo, Castillo Elizondo, Jaime Arturo

    Publicado 2012
    “…In this context, a well-founded systematic discussion is essential to understand the potential of these academic bodies on faculty strengthening and their subsequent impact on the quality of education. …”
    Enlace del recurso
    Artículo
  20. 80

    Practical methods for the morphological recognition and definitionof genera, with a comment on polychaetes (Annelida) por Salazar-Vallejo, Sergio I.

    Publicado 2020
    “…As in other fields in systematic zoology, the recognition of genera among marine annelids (polychaetes) relied in a comparative approach, after the standardization of the terminology for body appendages. …”
    Enlace del recurso
    Artículo

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