Now showing items 1-20 of 67

    • Gramíneas infestantes de los cereales de invierno de Cataluña 

      Recasens i Guinjuan, Jordi; Riba Pijuan, Ferran; Izquierdo i Figarola, Jordi; Forn, R.; Taberner Palou, Andreu (Asociación Interprofesional para el Desarrollo Agrario, 1996)
      Con el fin de estimar la importancia actual de las malas hierbas gramíneas en los cereales de invierno de Cataluña, se ha realizado una prospección por todas las comarcas cerealistas del territorio. Se han observado ...
    • Effects of crop and weed densities on the interactions between barley and Lolium rigidum in several Mediterranean locations 

      Izquierdo i Figarola, Jordi; Recasens i Guinjuan, Jordi; Fernández-Quintanilla, César; Gill, Gurjeet (Institut national de la recherche agronomique (França); EDP Sciences, 2003)
      The effects of both barley and Lolium rigidum densities on weed growth and spike production and on crop yield were examined in five field experiments carried out in the Mediterranean drylands of Spain and Western Australia. ...
    • A germination study of herbicide-resistant field poppies in Spain 

      Cirujeda Ranzenberger, Alicia; Recasens i Guinjuan, Jordi; Torra Farré, Joel; Taberner Palou, Andreu (EDP Sciences; Institut national de la recherche agronomique (França), 2008)
      Field poppy, Papaver rhoeas L., is a very common weed in winter cereals in North-Eastern Spain. Its control is becoming difficult due to expanding herbicide resistance. To control field poppies there are alternative ...
    • Floristic diversity in semi-natural mountain grassland included in the Natural Habitat Types of Community Interest 

      Chocarro, Cristina; Juárez Escario, Alejandro; Barrantes, Olivia; Reiné, Ramón (Centre International de Hautes Etudes Agronomiques Méditerranéennes (CIHEAM), 2010)
      The aim of this work is to evaluate the current situation of the flora and forage production in Pyrenean hay meadows, included in the Natural Habitat Types of Community Interest (NHTCI). 104 phytosociological relevés have ...
    • Characterisation of emergence of autumn and spring cohorts of Galium spp. in winter cereals 

      Royo-Esnal, Aritz; Torra Farré, Joel; Conesa i Mor, Josep A. (Josep Antoni); Recasens i Guinjuan, Jordi (European Weed Research Society, 2010)
      The emergence of three artificial cohorts of Galium aparine, G. spurium and G. tricornutum with different accessions was studied over two years under the climatic conditions of north-eastern Spain. Seeds were sown in ...
    • Modeling the emergence of three arable bedstraw (Galium) species 

      Royo-Esnal, Aritz; Torra Farré, Joel; Conesa i Mor, Josep A. (Josep Antoni); Forcella, Frank; Recasens i Guinjuan, Jordi (Weed Science Society of America, 2010-03)
      Multiyear Field data from Spain were used to model seedling emergence for three bedstraw species (Galium) that can coexist in winter cereal fields. The relationships between cumulative emergence and both growing degree ...
    • Building bridges: an integrated strategy for sustainable food production throughout the value chain 

      Albajes Garcia, Ramon; Cantero-Martínez, Carlos; Capell Capell, Teresa; Christou, Paul; Farré Martinez, Alba; Galceran i Nogués, Josep; López Gatius, Fernando; Marín Sillué, Sònia; Martín Belloso, Olga; Motilva Casado, Mª José; Nogareda, Carmina; Pemán García, Jesús; Puy Llorens, Jaume; Recasens i Guinjuan, Jordi; Romagosa Clariana, Ignacio; Romero Fabregat, Mª Paz; Sanchís Almenar, Vicente; Savin, Roxana; Slafer, Gustavo A.; Soliva-Fortuny, Robert; Viñas Almenar, Inmaculada; Voltas Velasco, Jordi (Springer, 2013)
      The food production and processing value chain is under pressure from all sides-increasing demand driven by a growing and more affluent population; dwindling resources caused by urbanization, land erosion, pollution and ...
    • Integración de métodos químicos y culturales para el manejo de Bromus diandrus en cereales de invierno 

      Recasens i Guinjuan, Jordi (Mapama, 2014)
      Antiguamente el Bromus diandrus no era una especie problemática en los cereales de invierno, estando su presencia restringida a los linderos y ambientes ruderales. Sin embargo, la introducción de sistemas de laboreo de ...
    • Describing Polygonum aviculare emergence in different tillage systems 

      Royo-Esnal, Aritz; García, Addy Laura; Torra Farré, Joel; Forcella, Frank; Recasens i Guinjuan, Jordi (European Weed Research Society, 2015)
      Effects of four tillage systems (direct drill, subsoiler, chisel plough and mouldboard plough) on the dynamics of Polygonum aviculare populations were studied over three growing seasons. Cumulative emergence on a weekly ...
    • A survey of Lolium rigidum populations in citrus orchards: Factors explaining infestation levels 

      Atanackovic, Valentina; Juárez Escario, Alejandro; Recasens i Guinjuan, Jordi; Torra Farré, Joel (Weed Science Society of Japan, 2015)
      The presence of herbicide-resistant Lolium rigidum in Mediterranean (Spanish) citrus orchards was reported in 2005 and it poses a serious threat to crop management. The main objective of this research was to investigate ...
    • Integrated effect of crop sowing date and herbicide stress on fitness of Bromus diandrus Roth 

      García, Addy Laura; Royo-Esnal, Aritz; Torra Farré, Joel; Recasens i Guinjuan, Jordi (Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria (INIA), 2015)
      Bromus diandrus Roth is a common weed species that has increased in no-tillage dry-land cereal fields in NE Spain because of the limited control options. The fitness response of plants with different emergence times (ETs) ...
    • 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, ...
    • Emergence of field pennycress (Thlaspi arvense L.): Comparison of two accessions and modelling 

      Royo-Esnal, Aritz; Necajeva, Jevgenija; Torra Farré, Joel; Recasens i Guinjuan, Jordi; Gesch, Russell W. (Elsevier B.V., 2015)
      Many weed species are becoming rare due to intense agricultural management, which leads to a decrease of biodiversity in agroecosystems. Cultivating some of these species for their oilseed content may help preserve them ...
    • Germination ecology of five arable Ranunculaceae species 

      Torra Farré, Joel; Royo-Esnal, Aritz; Recasens i Guinjuan, Jordi (European Weed Research Society, 2015-10)
      Germination and emergence are critical life stages for annual plants and so their full understanding is essential for managing arable plant populations. This study investigated the most important species-specific environmental ...
    • 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 ...
    • 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 ...
    • Analysing spatial correlation of weeds and harvester ants in cereal fields using point processes 

      Comas Rodríguez, Carles; Royo-Esnal, Aritz; Recasens i Guinjuan, Jordi; Torra Farré, Joel (Springer Verlag, 2016)
      The interaction between the spatial distribution of weed richness and weed cover and the spatial location of harvester ant nets was investigated in cereal fields. The understanding of such interdependencies can be relevant ...
    • Long-term effect of different tillage systems on the emergence and demography of Bromus diandrus in rainfed cereal fields 

      Recasens i Guinjuan, Jordi; García, Addy Laura; Cantero-Martínez, Carlos; Torra Farré, Joel; Royo-Esnal, Aritz (European Weed Research Society, 2016)
      The adoption of no-tillage systems in semi-arid cereal fields in northern Europe has resulted in difficulties in controlling Bromus diandrus. However, in some fields, lower densities are observed in continuous long-term ...
    • Growth environment but not seed position on the parent plant affect seed germination of two Thlaspi arvense L. populations 

      Gesch, Russell W.; Royo-Esnal, Aritz; Edo-Tena, Eva; Recasens i Guinjuan, Jordi; Isbell, T.A.; Forcella, Frank (Elsevier, 2016)
      Thlaspi arvense L is a common weed found in most temperate regions throughout the world that also shows excellent potential for domestication as an oilseed crop. The complexity of T. arvense seed dormancy presently makes ...
    • Effect of patch size on seed removal by harvester ants 

      Torra Farré, Joel; Atanackovic, Valentina; Blanco Moreno, J.; Royo-Esnal, Aritz; Westerman, Paula Renate (European Weed Research Society, 2016-02)
      The harvester ant Messor barbarus can be responsible for high weed seed losses in dryland cereals in Spain. Because weeds occur in patches, harvester ants have to be able to find and exploit patches. However, seed patches ...