The number 84 of “Silvicultura” technical journal, edited by Centre de la Propietat Forestal, includes a 4-page article describing how to identify trees of value (either economic or ecological) and their main competitors. These concepts are fundamental in the framework of a silviculture integrating single-tree criteria, as the one implemented in LIFE MixForChange project. Link to the article (in Catalan). Link to the journal.