Estudi d' "Abutilon theophrasti medicus" com a mala herba introduïda a Lleida Authors Josep I. Izquierdo i Casas Abstract The apparition of Abutilon theophrasti Medicus in the crop fields of Lleida province forced us to study the introduction fenomenon and the actual Distribution of this weed. A. Theophrasti Med. appeared in this area about 1978. It began to get local importance about 1981. Now it is spreading. It placing preferencially in irrigate maize crops of Urgell and Noguera. We consider it occuped now around 1.600-2.000 Has, of irrigation fields. A germination test we get that a 1/3 part of Abutilon theophrasti Med. seed present dormance mechanismes. This report gives information about control methods of the weed. Downloads Download data is not yet available. Downloads Text complet (Català) Published 2005-12-20 Issue No. 7: juliol 1986 Section Articles 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.
