Results 31 to 40 of about 5,433 (183)

Effect of Seed Position on Parental Plant of Kroenleinia grusonii (Hildm.) Lodé. and Echinocactus platyacanthus Link & Otto on Seed Germination at High Temperatures

open access: yesPlant Species Biology, Volume 41, Issue 4, July 2026.
Kroenleinia grusonii and Echinocactus platyacanthus are native and endemic to Mexico, both have ecological and economic importance and are endangered species. The position in which seeds develop on the parental plant can have effects on physical and physiological characteristics. Seed position on parental plant of Kroenleinia spp. and Echinocactus spp.
Carlos A. Zúñiga   +5 more
wiley   +1 more source

Aproximación teórica al estudio de los procesos migratorios permanentes

open access: yesEstudios Sociales, 2013
La economía, la sociología y la geografía han proporcionado esquemas teóricos que explican la migración permanente. La teoría económica neoclásica, la nueva economía de la migración laboral, la teoría del capital social, la teoría transnacional y la ...
Simón Pedro Izcara Palacios
doaj  

Sensibilidad ética del personal de enfermería para la atención al paciente con consumo de alcohol

open access: yesEnfermería Universitaria, 2021
Introducción: El consumo de bebidas alcohólicas es un problema de salud pública en el que los consumidores afectados son atendidos en los servicios de salud.
E. Martínez-Castillo   +4 more
doaj   +1 more source

FEMINISTS VERSUS MONUMENTS? From Protests to Anti‐monuments in Mexico City

open access: yesInternational Journal of Urban and Regional Research, Volume 50, Issue 4, Page 982-1002, July 2026.
Abstract This article examines the role of heritage spaces and monuments in the Historic Centre of Mexico City during ongoing feminist mobilizations. Feminists have claimed that the Mexican government is more concerned about protecting monuments and urban heritage than acting to prevent gender‐based violence and femicide.
Fernando Gutiérrez
wiley   +1 more source

From Hierarchical Capitalism to Developmental Governance: The Emergence of Concerted Skills Formation in Middle‐Income Countries

open access: yesRegulation &Governance, Volume 20, Issue 3, Page 1005-1024, July 2026.
ABSTRACT Skills formation is a pressing issue for middle‐income countries given the pace of technological change. In Latin America, scholars point to the hierarchical type of capitalism and its segmentalist skills formation system as the main roadblocks to exiting the middle‐income trap.
Aldo Madariaga, Mariana Rangel‐Padilla
wiley   +1 more source

Update of the list of qualified presumption of safety (QPS) recommended microbiological agents intentionally added to food or feed as notified to EFSA 24: Suitability of taxonomic units notified to EFSA until March 2026

open access: yesEFSA Journal, Volume 24, Issue 7, July 2026.
Abstract The Qualified Presumption of Safety (QPS) process was developed to provide a harmonised safety assessment approach to support EFSA Scientific Panels and Units. The QPS approach assesses the taxonomic identity, body of knowledge and safety of microorganisms intentionally added to the food and feed chain.
EFSA Panel on Biological Hazards (BIOHAZ)   +26 more
wiley   +1 more source

Resilient Flow Regimes in the Rio Grande—Río Bravo Basin

open access: yesRiver Research and Applications, Volume 42, Issue 5, Page 1038-1053, June 2026.
ABSTRACT Water is essential for human development and is an indispensable resource for economic activity and a country's growth. However, current water practices, along with increasing land‐use change, climate change, and agricultural practices, have significantly altered the hydrological cycle and water availability.
Ramon Saiz‐Rodriguez   +4 more
wiley   +1 more source

Phylogenetic analysis and the recognition of a new genus for Mexican Crassulaceae segregated from Echeveria

open access: yesTAXON, Volume 75, Issue 3, June 2026.
Abstract Systematic knowledge of the Mexican Crassulaceae is slowly progressing as data from new DNA regions and species sampling efforts increase. We compiled and generated new rbcL, matK, rps16, ITS/ITS2, and ETS DNA sequences and performed an updated phylogenetic reconstruction for a group of 131 Mexican Crassulaceae terminals from 11 of the 13 ...
Luis Emilio de la Cruz‐López   +1 more
wiley   +1 more source

Estudio de redes neuronales para el pronóstico de la demanda de asignaturas

open access: yesRevista Facultad de Ingeniería, 2019
La planeación de cursos de un centro educativo o universidad está compuesta por múltiples problemas complejos como lo es la asignación de horarios para los alumnos, salones y profesores para cada asignatura.
Jesús David Terán-Villanueva   +6 more
doaj   +1 more source

THE GEOLOGY OF THE SAN JOSÉ DISTRICT TAMAULIPAS, MEXICO [PDF]

open access: yesAnnals of the New York Academy of Sciences, 1901
n ...
openaire   +1 more source

Home - About - Disclaimer - Privacy