The present thesis work to obtain the professional title of Environmental Engineer has as title: "Porest diversity evaluation in the Pabloyacu center of production and investigation, 2011 ", it considers to evaluate the forest diversity and to know the number of individuals for species, likewise to determine the principal characteristics of the area of study. This work of investigation centred on the forest investigation in order to apply the indexes of diversity. It was considered important to realize a study of the physical aspect using the management tool " Ecological and Economic Zoning " using the information systems geographical, this it is detailed in the results, where they identified a sandy loam soil in greater proportion; as well well as the determination of population parameters. Por this investigation Gentry method was in use applying the technology Estratificadamente at ran...