Land and water use : a symposium presented at the denver meeting of the Américan Association for the Advancement of Science. 27-29 december 1961.

American Association for the Advancement of Science2015-07-151963https://bibliotecadigital.ciren.cl/handle/20.500.13082/24612esUso y manejo potencialGanaderíaUso del aguaDesarrollo económicoEstimación de costosRecursos hídricosPlanificación regionalPraderasLand and water use : a symposium presented at the denver meeting of the Américan Association for the Advancement of Science. 27-29 december 1961.Libro1847