Results 11 to 20 of about 43,662 (180)

Jaguar Density at the Northeastern Limit of Its Distribution in Mexico. [PDF]

Ecol Evol
This study presents the first estimate of jaguar density in northeastern Mexico using a spatial capture–recapture model with random thinning, which incorporates both identified and unidentified camera trap detections. Conducted over 91 days with 104 cameras, the model yielded a density of 1.29 individuals per 100 km2 in the El Cielo–Sierra de Tamalave ...
Manuel-de la Rosa ZA, Soria-Díaz L, Barriga-Vallejo C, Mendoza-Gutiérrez GR, Martínez-González N, Astudillo-Sánchez CC, Jiménez J.   +6 more
europepmc   +2 more sources

Resiliencia en el agua doméstica en comunidades del río Sonora ante el derrame de 2014

Economía, Sociedad y Territorio, 2021
Este estudio analiza los componentes de la resiliencia en el abastecimiento de agua doméstica de localidades del río Sonora ante el derrame minero de 2014: instituciones, sistemas y agentes.
Fernanda Elizalde Castillo, Rolando E. Díaz-Caravantes, José Luis Moreno Vázquez   +2 more
doaj   +1 more source

Género, desastres ambientales y consumo de agua embotellada. El caso de la cuenca del río Sonora

Región y Sociedad, 2021
Objetivo: estudiar desde la perspectiva de género el consumo de agua embotellada en el contexto del desastre ambiental que provocó el derrame de 40 000 m3 de lixiviados de cobre en el río Sonora.
Verónica Vázquez-Garcia
doaj   +1 more source

Evaluation of Convolutional Neural Networks’ Hyperparameters with Transfer Learning to Determine Sorting of Ripe Medjool Dates

Agriculture, 2021
Convolutional neural networks (CNNs) have proven their efficiency in various applications in agriculture. In crops such as date, they have been mainly used in the identification and sorting of ripe fruits.
Blanca Dalila Pérez-Pérez, Juan Pablo García Vázquez, Ricardo Salomón-Torres   +2 more
doaj   +1 more source

Factors Influencing Post-COVID-19 Virtual Education and Its Impact on University Students: Analysis Using Structural Equation Models

Social Sciences, 2023
The transcendence of the COVID-19 pandemic in education has transformed the way students use information and communication technologies (ICT) to take virtual classes since the closure of universities, so this research aims to describe how students in the
Roberto Carlos Valdés Hernández, Lizeth Armenta Zazueta, Juan Gabriel López Hernández, Vidblain Amaro Ortega   +3 more
doaj   +1 more source

Triboelectric and Piezoelectric Nanogenerators for Self-Powered Healthcare Monitoring Devices: Operating Principles, Challenges, and Perspectives

Nanomaterials, 2022
The internet of medical things (IoMT) is used for the acquisition, processing, transmission, and storage of medical data of patients. The medical information of each patient can be monitored by hospitals, family members, or medical centers, providing ...
Enrique Delgado-Alvarado, Jaime Martínez-Castillo, Luis Zamora-Peredo, Jose Amir Gonzalez-Calderon, Ricardo López-Esparza, Muhammad Waseem Ashraf, Shahzadi Tayyaba, Agustín L. Herrera-May   +7 more
doaj   +1 more source

Isotope geochemistry and petrogenesis of peralkaline Middle Miocene ignimbrites from central Sonora: relationship with continental break-up and the birth of the Gulf of California [PDF]

, 2008
Middle Miocene peralkaline ignimbrites constitute a specific geodynamic marker of the early stage of opening of the Gulf of California, preserved either in central Sonora or the Puertecitos area, in Baja California.
Amortegui, Andrea, Bosch, Delphine, Brunet, Pierre, Demant, Alain, Lapierre, Henriette, Paz Moreno, Francisco A., Stock, Joann M., Vidal Solano, Jesús R.   +7 more
core   +3 more sources

Apertura de los espacios de participación de la sociedad en el manejo sustentable del recurso hídrico para asegurar el bienestar social de los habitantes en las Comunidades. Experiencia de caso: "La Cuenca del Río Sonora"

Biolex, 2019
SUMARIO: I. Resumen. II. Introducción. III. Objeto. IV. Justificación. V. Experiencia de caso: Parte Primera. A) Actores locales. B) Actores Federales. VI Antecedentes y precisiones de la trama del tema que nos ocupa. VII.
Adria Velia González Beltrones, Guadalupe Aleida Valenzuela Miranda, Jesús Miguel Maya Rodríguez   +2 more
doaj   +1 more source

Sanitation of fresh green asparagus and green onions inoculated with Salmonella

Czech Journal of Food Sciences, 2009
The absence of good agricultural and manufacturing practices in the production and postharvest handling of fresh produce, such as green asparagus or green onions increase the contamination risk by biological hazards like Salmonella. The objective of this
Miguel A. Martínez-Téllez, Francisco J. Rodríguez-Leyva, Ilce E. Espinoza-Medina, Irasema Vargas-Arispuro, Alfonso A. Gardea, Gustavo A. González-Aguilar, J. Fernando Ayala-Zavala   +6 more
doaj   +1 more source

Policultivo del pocoyo (Dormitator latifrons) con tilapia roja (Oreochromis spp.) y langostino (Macrobrachium rosenbergii) en estanques de producción

AquaTechnica, 2023
Dado que muchas de las especies utilizadas para fines acuícolas son exóticas y sin considerar el grado de alteración que pueden causar en los ecosistemas y especies nativas, este estudio se llevó a cabo con el objetivo de introducir una especie nativa ...
José Valverde Moya , Álvaro Montero, Alexander Varela   +2 more
doaj   +1 more source