Morfoanatomia de la cubierta seminal en siete especies de Passiflora L., subgénero Passiflora (Passifloraceae)

A structural review of foliar glands in Passiflora L. (Passifloraceae)

Extrafloral glands in Passifloraceae species have aroused the interest of many researchers because of their wide morphological diversity. The present work analyzed the foliar glands on 34 species of Passiflora from samples containing glands in the petiole and foliar blade fixed in 50% solution of formaldehyde-ethanol-acetic acid and stored in a 70% ethanol solution. For anatomical analyses, par...

Cambios Rpidos en las Directrices en Comunidades de Pescadores de Yangtze y en la Memoria Local de Especies Extintas

Local ecological knowledge can provide a unique source of data for conservation, especially in efforts to investigate the status of rare or possibly extinct species, but it is unlikely to remain constant over time. Loss of perspective about past ecological conditions caused by lack of communication between generations may create “shifting baseline syndrome,” in which younger generations are les...

Sur la frequence de leptospirose en Iran

Sur la fréquence de leptospirose en Iran

Existence de la brucellose en Iran. Isolement de Brucella abortus