DendroFlexómetro© is a tool developed by REQUE and FERNÁNDEZ-MANSO (2003) that serves to measuring tree diameter and/or circumference and its height, and, in a forest, its basal area and the number of trees per ha. DendroFlexómetro© comercial exploitation is done by föra forest technologies sll and is protected by a patent property of University of Valladolid (P-200100767)