Now showing items 127-146 of 149

    • Target site as the main mechanism of resistance to imazamox in a Euphorbia heterophylla biotype 

      Rojano-Delgado, Antonia M.; Portugal, João M.; Palma-Bautista, Candelario; Alcántara-de la Cruz, Ricardo; Torra Farré, Joel; Alcántara, Esteban; Prado, Rafael de (Springer Nature, 2019-10-28)
      Euphorbia heterophylla is a weed species that invades extensive crop areas in subtropical regions of Brazil. This species was previously controlled by imazamox, but the continuous use of this herbicide has selected for ...
    • Target-site and non-target-site resistance mechanisms to ALS inhibiting herbicides in Papaver rhoeas 

      Rey Caballero, Jordi; Menéndez, Julio; Osuna, Maria D.; Salas, Marisa; Torra Farré, Joel (Elsevier, 2017-03-02)
      Target-site and non-target-site resistance mechanisms to ALS inhibitors were investigated in multiple resistant (tribenuron-methyl and 2,4-D) and only 2,4-D resistant, Spanish corn poppy populations. Six amino-acid ...
    • Temperature and light requirements for germination and emergence of three arable Papaveraceae species 

      Torra Farré, Joel; Royo-Esnal, Aritz; Recasens i Guinjuan, Jordi (2016)
      This research investigated the temperature and light requirements for seed germination and emergence patterns of pinnate poppy, violet horned-poppy, and nodding hypecoum, three annual Papaveraceae species found in arable ...
    • Temperature and moisture controls of C fluxes in grazed Subalpine grasslands 

      Sjögersten, Sofie; Llurba, Rosa; Ribas A.; Yanez-Serrano, Ana; Sebastià, Ma. T. (Institute of Arctic and Alpine Research, 2012-05-01)
      The aim of this research was to determine how changes in soil moisture and temperature influence ecosystem C fluxes in the context of changing grazing regimes in subalpine grasslands in the Pyrenees. We (i) measured CO2 ...
    • Teucrium campanulatum L. (Lamiaceae), una nova espècie per a Catalunya 

      Pedrol Solanes, Joan; Conesa i Mor, Josep A. (Josep Antoni) (Universitat Autònoma de Barcelona. Departament de Biologia Animal, Biologia Vegetal i Ecologia, 2009)
      Es dóna a conèixer una nova localitat de Teucrium campanulatum al Segrià, que representa una novetat per a la flora de Catalunya. S’ha elaborat un mapa de la distribució de l’espècie, a partir de material d’herbari i ...
    • The Agrodiversity Experiment: three years of data from a multisite study in intensively managed grasslands 

      Kirwan, Laura; Connolly, John; Brophy, Caroline; Baadshaug, Ole H.; Belanger, Gilles; Black, Alistair; Carnus, Timothee; Collins, Rosemary P.; Čop, Jure; Delgado, Ignacio; De Vliegher, A.; Elgersma, Anjo; Frankow-Lindberg, Bodil E.; Golinski, Piotr; Grieu, Philippe; Gustavsson, Anne-Maj; Helgadóttir, Áslaug; Höglind, Mats; Huguenin-Elie, Olivier; Jørgensen, Marit; Kadziuliene, Zydre; Lunnan, Tor; Lüscher, Andreas; Kurki, Päivi; Porqueddu, Claudio; Sebastià, Ma. T.; Thumm, Ulrich; Walmsley, David; Finn, John A. (2014-06-11)
      Intensively managed grasslands are globally prominent ecosystems. Weinvestigated whether experimental increases in plant diversity in intensively managedgrassland communities can increase their resource use efficiency.This ...
    • The role of light in the emergence of weeds: using Camelina microcarpa as an example 

      Royo-Esnal, Aritz; Gesch, Russell W.; Forcella, Frank; Torra Farré, Joel; Recasens i Guinjuan, Jordi; Necajeva, Jevgenija (Public Library of Science, 2015)
      When modelling the emergence of weeds, two main factors are considered that condition this process: temperature and soil moisture. Optimum temperature is necessary for metabolic processes that generate energy for growth, ...
    • The stable isotope ecology of terrestrial plant succession 

      Resco de Dios, Víctor; Ferrio Díaz, Juan Pedro; Carreira, José A.; Calvo, Leonor; Casals, Pere; Ferrero-Serrano, Ángel; Marcos, Elena; Moreno, José M.; Ramírez, David A.; Sebastià, Ma. T.; Valladares, Fernando; Williams, D. G. (Taylor & Francis, 2011)
      We review the relevance and use of stable isotopes for the study of plant community succession. Stable isotope measurements provide information on the origin of resources acquired by plants, the processes governing resource ...
    • Transcriptional regulation of the rice arginine decarboxylase (Adc1) and S-adenosylmethionine decarboxylase (Samdc) genes by methyl jasmonate 

      Peremartí, Ariadna; Bassie Rene, Ludovic; Yuan, Dawei; Pelacho Aja, Ana Mª; Christou, Paul; Capell Capell, Teresa (Elsevier, 2010)
      We investigated the effect of methyl jasmonate (MeJa) treatment on the expression of two genes in the rice polyamine biosynthesis pathway and on the polyamine content in wild type plants and transgenic rice plants expressing ...
    • Transdisciplinary weed research: new leverage on challenging weed problems? 

      Jordan, N.; Shut, M.; Graham, S; Barney, J. N.; Childs, D. Z.; Christensen, S; Cousens, R. D.; Davis, A. S.; Eizenberg, H.; Ervin, D. E.; Fernandez Quintanilla, C.; Harrison, L. J.; Harsch, M. A.; Haijting, S.; Liebman, M.; Loddo, D.; Mirsky, S. B.; Riemens, M.; Neve, P.; Peltzer, D. A.; Renton, M.; Williams, M.; Recasens i Guinjuan, Jordi; Sonderskov, M. (Wiley, 2016)
      Transdisciplinary weed research (TWR) is a promising path to more effective management of challenging weed problems. We define TWR as an integrated process of inquiry and action that addresses complex weed problems in the ...
    • Turnover of grassland roots in mountain ecosystems revealed by their radiocarbon signature: role of temperature and management 

      Leifeld, Jens; Meyer, Stefanie; Budge, Karen; Sebastià, Ma. T.; Zimmermann, Michael; Fuhrer, Juerg (Public Library of Science, 2015)
      Root turnover is an important carbon flux component in grassland ecosystems because it replenishes substantial parts of carbon lost from soil via heterotrophic respiration and leaching. Among the various methods to ...
    • Unravelling the resistance mechanisms to 2,4-D (2,4-dichlorophenoxyacetic acid) in corn poppy (Papaver rhoeas) 

      Rey Caballero, Jordi; Menéndez, Julio; Giné Bordonaba, Jordi; Salas, Marisa; Alcántara, Ricardo; Torra Farré, Joel (Elsevier Inc., 2016-10)
      In southern Europe, the intensive use of 2,4-D (2,4-dichlorophenoxyacetic acid) and tribenuron-methyl in cereal crop systems has resulted in the evolution of resistant (R) corn poppy (Papaver rhoeas L.) biotypes. Experiments ...
    • Update on the risk of introduction of african swine fever by wild boar into disease-free European Union countries 

      Bosch, J.; Rodríguez Hernández, Antonio; Iglesias, I.; Muñoz, M. J.; Jurado, C.; Sánchez-Vizcaíno, J. M.; De la Torre, A. (Blackwell Verlag GmbH, 2016-07-06)
      Despite efforts to prevent the appearance and spread of African swine fever (ASF) in the European Union, several Member States are now affected (Lithuania, Poland, Latvia and Estonia). Disease appearance in 2014 was ...
    • Using fitness parameters to evaluate three oilseed Brassicaceae species as potential oil crops in two contrasting environments 

      Royo-Esnal, Aritz; Edo-Tena, Eva; Torra Farré, Joel; Recasens i Guinjuan, Jordi; Gesch, Russell W. (Elsevier, 2017)
      Thlaspi arvense and Camelina sativa have gained considerable attention as biofuel crops. But in some areas, these species, including C. microcarpa, are becoming rare arable plants because of agricultural intensification. ...
    • Using the response-effect trait framework to quantify the value of fallow patches in agricultural landscapes to pollinators 

      Robleño Moreno, Irene; Storkey, Jonathan; Solé Senan, Xavier Oriol; Recasens i Guinjuan, Jordi (Wiley, 2018-02-10)
      Questions: What is the role of managed fallow habitats in providing resources for pollination services in agricultural landscapes? How is resource provision affected by fallow management and landscape structure? Can the ...
    • Vegetació dels hàbitats d’interès comunitari (HIC) de l’espai d’Utxesa-Secà i rodalies 

      Solé Senan, Xavier Oriol; Juárez Escario, Alejandro; Arco, César del; Pedrol Solanes, Joan; Conesa i Mor, Josep A. (Josep Antoni) (Centre d'Estudis Comarcal del Segrià, 2016)
      Es presenta una llista detallada del conjunt d’hàbitats d’interès comunitari (HIC) inclosos en la Directiva 92/43/CEE presents en l’espai d’interès natural d’Utxesa-Secà i rodalies. La descripció de cada hàbitat inclou ...
    • Vegetation dynamics patterns, biodiversity conservation and structure of forest ecosystems in the wildlife reserve of Togodo in Togo, West Africa 

      Adjonou, K.; Kémavo, A.; Fontodji, J. K.; Tchani, W.; Sodjinou, F.; Sebastià, Ma. T.; Kokutse, A. D.; Kokou, K. (International Journal Development Research, 2017-08)
      The importance of protected areas in providing ecosystem services and biodiversity conservation is recognised all over the world by numerous authors. The study aimed to establish a diagnosis of the dynamics of the land use ...
    • Una visión actual del control de malas hierbas en cultivos extensivos 

      Taberner Palou, Andreu (Eumedia, 2008)
      En los cultivos extensivos el control de las malas hierbas es un aspecto de gran importancia para obtener la máxima producción posible y facilitar su manejo y cosecha. Sin embargo, en la actualidad hay una demanda ...
    • Vulnerability of riparian ecosystems in the Mediterranean basin to invasion by exotic plants: the case of middel-low Segre river (Catalonia, NW Iberian peninsula) 

      Solé Senan, Xavier Oriol; Juárez Escario, Alejandro; Pedrol Solanes, Joan; Conesa i Mor, Josep A. (Josep Antoni) (Association of Applied Biologists, 2010)
      The aim of this paper is to validate the use of additive partitioning diversity models (species richness & Shannon index) and the mosaic landscape factors used in landscape ecology on the plant diversity present in the ...
    • Weed resistance to synthetic auxin herbicides 

      Busi, Roberto; Goggin, Danica E.; Heap, Ian; Horak, Michael; Jugulam, Mithila; Masters, Robert; Napier, Richard; Riar, Dilpreet S.; Satchivi, Norbert; Torra Farré, Joel; Westra, Philip; Wright, Terry R. (JohnWiley & Sons Ltd, 2018)
      Herbicides classified as synthetic auxins have been most commonly used to control broadleaf weeds in a variety of crops and in non-cropland areas since the first synthetic auxin herbicide (SAH), 2,4-D, was introduced to ...