Sign inSubmit
Tips: “quotes” for a phrase · author:Lee · a DOI goes straight to its article

621 results for “Mexico”
Set a search alert
Research ArticleOpen accessEvery word in the titleEstimation of Vehicle Flows and Emissions for Various Scenarios of Street Network Modifications in Mexico CityAngelica Lozano, Francisco Granados, Juan Pablo AntunWe estimate flows and emissions (NOx, HC, CO) generated by vehicles circulating on the main streets of the Mexico City Metropolitan Area. The estimation is made for various scenarios, which include a set of changes to the street network for current and future horizons. These changes encompass the construction of new arcs or improvement of existing arcs. Network flows are … …American Journal of Environmental Sciences, Vol. 4, Issue 3 · 30 Jun 2008 · 6,214 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleSustainable Management of Effluents from Small Piggery Farms in MexicoJ.L. de Victorica-Almeida, M. Galván-García, R. Ayala-RuizIn Mexico, pig farming is the third most important livestock activity due to its contribution to the total meat production. However, it is estimated that around 38% of pig farms dispose their wastewaters without any treatment directly into the nation’s water bodies, which in turn has a severe impact in the environment. One reason for not treating is the high … …American Journal of Environmental Sciences, Vol. 4, Issue 3 · 30 Jun 2008 · 7,365 accessesView PDFCite
Research ArticleOpen accessEvery word in the titlePerception Study of Environmental Pollution of a Watercourse in Guadalajara City, MexicoMaría Azucena Arellano Avelar, Martha Georgina Orozco Medina, Arturo Figueroa Montaño, Valentina Davydova BelitskayaThe results of an environmental perception study about a contaminated watercourse in Guadalajara Jalisco, Mexico are presented. Percept and opinions of residents were collected by direct interview from a random sample of 370 out of 8 900 dwellings and statistical reliability of 95%. Main results highlighted complains about sewage dumping and related displeasing odor (39.3%), as well as the presence … …American Journal of Environmental Sciences, Vol. 15, Issue 3 · 13 Jun 2019 · 8,687 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleDouble Working Day in Female Higher Education Teachers in Mexico CityMaría del Carmen López GarcíaNowadays, women are fully integrated to all the productive sectors of life. However, women continue to be the only responsible ones for housework and reproductive work. This paper analyzes the perception of women University professors with a double workday in Mexico City. We use the Participatory Action Research methodology. The diagnosis results show that these women perceive their conflict situation … …Journal of Social Sciences, Vol. 13, Issue 4 · 15 Nov 2017 · 7,569 accessesView PDFCite
InvestigationOpen accessEvery word in the titleEstimate of Damage on Mesquite Pods and Seeds (Prosopis laevigata (Willd) M.C. Johnst) (Mimosoideae) Caused by Bruchids (COLEOPTERA) in the Municipality of Durango, Durango, MexicoKarina Lisbet Reséndez-Velázquez, María Pioquinta González-CastilloDamage caused by weevils or bruchids in mesquite plants (Prosopis laevigata), in the municipality of Durango was established by infestation index. Immature and mature pods were obtained from 22 bushes during the months of June to September 2013. The pods were placed in emergence chambers, maintained at a temperature of 35±2°C and 70±10% RH, until adults were obtained. In June, … …American Journal of Applied Sciences, Vol. 13, Issue 5 · 10 May 2016 · 7,682 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleTrichoderma sp Native from Chili Region of Poanas, Durango, Mexico Antagonist against Phytopathogen FungiGabriela Barragan Valencia, Vicente Hernandez Vargas, Jose Natividad Uribe Soto et al.Problem Statement: Presence of Trichoderma spp. in agricultural soils decrease incidence of diseases by phytopathogen fungi. Sanity diagnostic require to know if exist beneficial microorganism and what agricultural practices help to their propagation. Approach: Samples (30) were taken from soils and sick plants of ten sites in four localities of Valley of Poanas. Phytophthora capsici Leo, Rhizoctonia solani Kuhn and … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 2 · 4 Jun 2011 · 8,542 accessesView PDFCite
Research ArticleOpen accessEvery word in the titlePhysical and Biological Responses of Forests to Tropical Cyclones Affecting the United States Atlantic Ocean and Gulf of Mexico CoastsKrista Merry, Pete Bettinger, Jeffrey HepinstallProblem Statement: Natural resources within the southern United States have repeatedly been subjected to the impact of tropical cyclones. While the frequency of tropical cyclones hitting either coast varies from year to year, it is crucial for natural resource managers and land owners to be prepared for the damage resulting from such storms. The goal of this review paper is … …American Journal of Environmental Sciences, Vol. 5, Issue 1 · 28 Feb 2009 · 7,937 accessesView PDFCite
Research ArticleOpen accessIn the keywordsArthropods in Natural Communities in Mescal Agave (Agave durangensis Gentry) in an Arid ZoneMaría P. González-Castillo, Manuel Quintos Escalante, Gabriela Castaño-MenesesProblem statement: The arthropods have a very important role in the arid zones due to their interactions with many organism and because they constituted an important element in the structure of the plant community. Nevertheless their importance there are few knowledge about the community of arthropods associated to vegetation in arid zones in the North of Mexico. The present study … …American Journal of Applied Sciences, Vol. 8, Issue 10 · 20 Aug 2011 · 8,662 accessesView PDFCite
Research ArticleOpen accessIn the keywordsRelationship Between Antibodies to Toxocara and the Disability of the Human Ankylosing SpondylitisFrancisco-Javier Jiménez-Balderas, Patricia Méndez-Samperio, Raquel Tapia-Romero, Jorge-Luis de-la-Rosa-AranaThere are only few studies reported in the literature of patients with spondyloarthropathies associated with Toxocara infection. Thus, the aim of this work was to investigate the relationship between antibodies to Toxocara and the disability of the human Ankylosing Spondylitis (AS). Thirty-six AS patients (14 female and 22 male) participated during the study period and all were residents from Mexico … …American Journal of Infectious Diseases, Vol. 11, Issue 1 · 29 May 2015 · 6,888 accessesView PDFCite
Research ArticleOpen accessIn the keywordsPrevalence of Human Papillomavirus Types Among Mexican Women with Intraepithelial Lesions and Cervical Cancer: Detection with MY09/MY011 and GP5+/GP6+ Primer SystemsGloria Fernández-Tilapa, Berenice Illades-Aguiar, Dinorah Nashely Martínez-Carrillo et al.Squamous cervical carcinoma (SCC) is the most common cancer found in Mexican women. Human papillomavirus (HPV) infection is a prerequisite for this disease. In Mexico little is known about the prevalence of HPV-types and knowledge of the circulating genotypes by region is limited. The aim of this study was to determine the prevalence and genotypes of HPV in biopsies from … …American Journal of Infectious Diseases, Vol. 3, Issue 2 · 30 Jun 2007 · 7,306 accessesView PDFCite