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Now showing items 981-990 of 1261
Plan de reforestación del manglar en la localidad de El Carrizal, municipio de Coyuca de Benítez, Guerrero
(Universidad Autónoma de Guerrero (México), 2019-08)
Mangroves forest are one of the most productive ecosystems in the world, due to the production of soluble organic compounds. All nutrients coming from the rivers are concentrated, and trapped by their roots
Preservación de conocimientos ancestrales: Confección de muñecas Na savi en Tototepec, Guerrero
(Universidad Autónoma de Guerrero (México), 2019-08)
Achieving the preservation of an ancestral knowledge requires hard and conscious effort. Women of the Savi ethnic group from the Tototepec community, Guerrero, Mexico, do so through the making of rag dolls called savi ...
Recursos heurísticos para la actividad de enseñanza de las transformaciones geométricas en el nivel preuniversitario.
(Revista Científico Pedagógica, 2016-01)
This article describes a teaching strategy to promote education planning isometric transformation: translation, in the pre-university level. The methodological theoretical framework that underpins the work fall on the ...
Factors Associated with the Rejection of the Vaccine against Human Influenza
(Kasmera, 2015-01)
The aim of the investigation consists on describing the toxic impact of pesticides, as well as analyzing farmers awareness and knowledge about their uses and risks by conducting a discourse analysis and community intervention ...
Índices de vegetación y Uso de Suelo en la Región Terrestre Prioritaria 105: Cuetzalan, México
(Revista Iberoamericana de Ciencias, 2014-08)
Climate change have unique characteristics and global nature, with medium impact and long-term, involves complex interactions between different natural processes, what is essential observation of changes, conserved areas ...
Fluorescencia de flavonoides en órganos de guayaba Psidium guajava L
(Tlamati, 2014-06)
This study is focused on finding (Psidium guajava L.) guava's flavonols. Fresh cuts were obtained in order to observe the orange fluorescence, using a microscope with 520 nm excitation and 490 nm emission. Fluorescence was ...
Gold, silver, and copper phytoextraction by helianthus annuus l. (sunflower) grown on mine tailings amended with plant growth regulators and cyanide
(Sustainable Industrial Processing Summit/Shechtman International Symposium, 2014-01)
Phytoextraction has been suggested as aviable technique for gold recovery from some areas of mine tailings and mineralized soils. Plant Growth Regulators have been used due to their potential to improve rates of metal ...
Cholera in Mexico: an indicator of poverty, lifestyles and development in Mexico and other countries
(Kasmera, 2015-01)
Abstract: Cholera is a disease commonly found in poverty. On September 27, 2013 the news announced that cholera had started in Mexico. Regarding this problem, among the determinants of health, lifestyles represent the ...
Spectral study of the Geometric-Arithmetic Index
(Communications in Mathematical and in Computer Chemistry, 2015-11-14)
The concept of geometric-arithmetic index was introduced in the chemical graph theory recently, but it has shown to be useful. One of the main aims of algebraic graph theory is to determine how, or whether, properties of ...