Presentació Authors Jordi Sala Institució Catalana d’Estudis Agraris (ICEA) Downloads Download data is not yet available. Author Biography Jordi Sala, Institució Catalana d’Estudis Agraris (ICEA) President de la Institució Catalana d’Estudis Agraris (ICEA) Downloads PDF (Català) Issue No. 50: juny 2021 : número especial Section Presentation License The intellectual property of articles belongs to the respective authors. On submitting articles for publication to the journal QUADERNS AGRARIS, authors accept the following terms: Authors assign to ICEA (a subsidiary of Institut d’Estudis Catalans) the rights of reproduction, communication to the public and distribution of the articles submitted for publication to QUADERNS AGRARIS.Authors answer to ICEA for the authorship and originality of submitted articles.Authors are responsible for obtaining permission for the reproduction of all graphic material included in articles.ICEA declines all liability for the possible infringement of intellectual property rights by authors.The contents published in the journal, unless otherwise stated in the text or in the graphic material, are subject to a Creative Commons Attribution-NonCommercial-NoDerivs (by-nc-nd) 3.0 Spain licence, the complete text of which may be found at http://creativecommons.org/licenses/by-nc-nd/3.0/es/deed.en. Consequently, the general public is authorised to reproduce, distribute and communicate the work, provided that its authorship and the body publishing it are acknowledged, and that no commercial use and no derivative works are made of it.The journal QUADERNS AGRARIS is not responsible for the ideas and opinions expressed by the authors of the published articles.