Simón Pérez, Juan José(Universitat Politècnica de València, 2018-02-14)
This research paper is divided into two general parts. The first part presents a
review of the history of the mushrooms belonging to the genus Psilocybe in the world.
There I show the ancient and modern history, and the ...
Pérez Ferrándiz, Elicerio Luis(Universitat Politècnica de València, 2013-04-11)
This research report collects and synthesizes available literature on the extent of the
problem of soil erosion and degradation in sub-Saharan Africa (SSA) and emphasizes in
the problem in Ethiopia. Identify the soil ...