Entomología económica y manejo de plagas

Dos objetivos centrales se plantean aquí: mostrar cómo las políticas y estrategias de producción de alimentos seguidas hasta ahora en México se han basado en un modelo tecnológicamente ineficiente, y sugerir una nueva estrategia productiva dirigida a fomentar la diversidad alimentaria, a partir del análisis minucioso de los ecosistemas del país y de los conocimientos de sus culturas rurales. El estudio destaca la necesidad de realizar un cambio radical en la estrategia productiva alimentaria.

Making knowledge about evolution available to everyone, this simple and entertaining book offers answers to the most frequently asked questions. Throughout the text, the reader is reminded of the importance of understanding evolutionary processes in order to approach present day human behavior, including social conduct, as well as the difficulty of trying to decipher the nature of modern human beings without going back to their zoological origin. Divided into two sections, the first one builds the foundation for the latter, which explains the evolution of life, beginning at the physical...

Qué ocurre si el centro de comunicaciones es mayor en un cerebro que en otro? Qué, si el centro de la memoria emocional es mayor en uno que en otro? Qué, si un cerebro desarrolla una mayor aptitud para captar indicios en los demás que la que poseen otras personas? La doctora en Medicina y Neuropsiquiatra Louann Brizendine, recopila los últimos hallazgos de la ciencia para mostrar que la estructura peculiar del cerebro femenino determina cómo piensan las mujeres, qué es... etc.

progress and happiness - however these terms may be understood in detail - as a significant and constitutive element of scientific inquiry. In this sense the question of the way in which sport really benefits people and contributes to their happiness, and under which individual and social conditions, is a scientific question. It assumes special significance when the fact is taken into account that in the field of sport science a general scepticism is shown towards those dogmas and pedagogical theses which take such an interpretation for granted in the absence of a firm empirical foundation...