Se identificaron 19 géneros y 39 especies de coccinélidos (Coleoptera: Coccinellidae) en el estado de Guanajuato. Los géneros más abundantes son: Hyperaspis con seis especies, seguido por Brachyacantha y Epilachna con cuatro especies cada una. Se reportan las localidades de…

Se puede decir con un buen grado de incertidumbre, que en las próximas décadas la estructura del sistema educativo será cada vez más rectangular; que en los siguientes veinte años la presión por ingresar al sistema educativo disminuirá en la…

There is no doubt that music is one of the most universal arts, with a great amount of followers. However, musicological research is still very limited inside Mexico, particularly out of Mexico City and Guanajuato is no exception to this…

The plants lacking a defense system based on similar antibodies to which exists in animals, bases their protection on physical characteristics and in a series of components that the own plant synthesizes. Inside those compounds, the proteins constitute one of…

Los procesos de memoria, incluido el recuerdo, son influidos tanto por la estructura objetiva y lógica del conocimiento, como por aspectos subjetivos y motivacionales. La frecuencia y distribución de unidades en una tarea de recuerdo libre arrojan datos sobre la…

In order to understand the scope of the migration phenomenon, it is only reasonable to have a panoramic view and historical knowledge regarding population movements in general and human migrations in particular. Traditional historians have limited their analysis to events…

Introduction. Deeper knowledge regarding the impact and emotional costs of migration is re­quired. Objective. To analyze the way in which women perceive stressful life events and their effects in their physical and mental health. Method. Non probabilistic convenience sampling with…