Now showing items 79-98 of 183

    • Germination behaviour of Conyza bonariensis to constant and alternating temperatures across different populations 

      Valencia-Gredilla, Francisco; Supiciche, María L.; Chantre, Guillermo R.; Recasens i Guinjuan, Jordi; Royo-Esnal, Aritz (Association of Applied Biologists, 2019-11-05)
      Conyza bonariensis is one of the most problematic weed species throughout the world. It is considered highly noxious due to its interference with human activities, and especially the competition it poses with economically ...
    • 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 ...
    • Germination Patterns in Seeds Produced in Apical and Basal Fruits of Two Thlaspi arvense Populations 

      Edo-Tena, Eva; Gesch, Russell W.; Royo-Esnal, Aritz (MDPI, 2020-05-25)
      The aim of the present work is to study possible differences in the germination behavior of apical and basal seeds (produced in the upper and lower fruits of the infruitescence), of two populations of field pennycress ...
    • Gestión integrada de gramíneas resistentes en maíz 

      Montull Daniel, José María; Torra Farré, Joel (Eumedia, 2020)
      Las malas hierbas continúan siendo el principal problema en el maíz español, situación agravada por la aparición de diversas especies de gramíneas resistentes a herbicidas inhibidores de la ALS. En este artículo se discuten ...
    • 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 ...
    • Grazing as a factor structuring grasslands in the Pyrenees 

      Sebastià, Ma. T.; de Bello, Francesco; Puig, Laura; Taull, Marc (Wiley, 2008)
      Questions: What are the relative roles of abiotic and grazing management factors on plant community distribution in landscapes? How are livestock type and stocking rate related to changes in vegetation structure and ...
    • Grazing effects on the species-area relationship: Variation along a climatic gradient in NE Spain 

      de Bello, Francesco; Leps, Jan; Sebastià, Ma. T. (Wiley, 2007)
      Questions: Does grazing have the same effect on plant species richness at different spatial scales? Does the effect of spatial scale vary under different climatic conditions and vegetation types? Does the slope of the ...
    • 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 ...
    • Hail nets do not affect the efficacy of metamitron for chemical thinning of apple trees 

      Gonzalez, Luis; Àvila, Gloria; Carbó, J.; Bonany, Joan; Alegre Castellví, Simó; Torres Lezcano, Estanis; Martín, Begoña; Recasens Guinjuan, Inmaculada; Asin Jones, Luis (The Journal of Horticultural Science & Biotechnology TrustTaylor and Francis, 2019-06-19)
      Hail nets reduce photosynthetically active radiation (PAR) and alter the environment under the netting in apple orchards. Thus, we investigated the effect of nets on the efficacy of metamitron, a short-term photosynthesis ...
    • Harvester ant (Messor barbarus (L.)) density as related to soil properties, topography and management in semi-arid cereals 

      Baraibar Padró, Bàrbara; Torra Farré, Joel; Westerman, Paula Renate (Elsevier, 2011)
      Harvester ants are important weed seed predators in semi-arid cereal fields. Densities of harvester ants vary considerably across fields and so do concomitant weed seed predation rates, however, causes for variability are ...
    • Harvester ant nest distribution depends on soil disturbance regime 

      Baraibar Padró, Bàrbara; Torra Farré, Joel; Royo-Esnal, Aritz; Recasens i Guinjuan, Jordi; Comas Rodríguez, Carles (Elsevier, 2018-09-17)
      Nest densities of harvester ants (Messor barbarus) are high in rain-fed cereal fields in north-eastern Spain where the ants remove large quantities of seeds, contributing to reductions in weed populations. The distribution ...
    • Impact of Cruise Activity on Freshwater Use in the Port of Palma (Mallorca, Spain) 

      Garcia, Celso; Mestre-Runge, Christian; Morán-Tejeda, Enrique; Lorenzo-Lacruz, Jorge; Tirado, Dolores (MDPI, 2020-04-11)
      Lack of knowledge about freshwater use in ports of tourist destinations hinders accurate assessment of water availability and water planning. In this study, freshwater use in the Port of Palma (Spain) is analyzed by sector ...
    • El impacto del riego en la calidad del agua de drenaje en una nueva zona regable 

      Villar Mir, Josep Ma.; Pascual Roca, Miquel; Rufat i Lamarca, Josep; Villar Mir, Pere (Universidad Politécnica de Valencia, 2015)
      La calidad del agua de dos sistemas de drenaje agrícola fue monitorizado en dos temporadas de riego para determinar la sostenibilidad de una zona recientemente transformada de secano a regadío y gestionada por la Comunidad ...
    • In vitro and in vivo antifungal activity of phosphite against Phytophthora parasitica in tomato 

      Pastor Sáenz, J. Narciso; Burón Moles, Gemma; Rojo, F.; Martin-Closas, Lluis; Almacellas, J. (International Society for Horticultural Science, 2011)
      Phosphite is an alkaline salt of phosphorous acid. Its antifungal properties against some phytopathogenic fungi are increasingly valued in the context of a growing concern about the detrimental environmental effects of the ...
    • Induction of symptoms pre-harvest using the ‘passive method’: An easy way to predict bitter pit 

      Torres Lezcano, Estanis; Recasens Guinjuan, Inmaculada; Peris Giner, Miquel; Alegre Castellví, Simó (Elsevier, 2015)
      An effective method for predicting bitter pit incidence implemented before harvest could be a useful instrument for both the fruit industry and growers. Between 2009 and 2011, various methods for the prediction of bitter ...
    • Influence of irrigation and fertilization on the sterol and triterpene dialcohol compositions of virgin olive oil 

      Arbonés, Amadeu; Sastre, B.; Pérez, M. A.; de Lorenzo, C.; Pascual Roca, Miquel; Benito, A.; Villar Mir, Josep Ma.; Rufat i Lamarca, Josep (Consejo Superior de Investigaciones Científicas (CSIC), 2020-12-04)
      The objective of this work was to evaluate the influence of irrigation and fertilization with nitrogen and potassium on the sterol and triterpene dialcohol contents in two trials of cv. Arbequina in super-intensive orchards ...
    • Influencia de la variabilidad del suelo en la agricultura de precisión 

      Aran Mayoral, Miquel; Ballesta Remy, Astrid; Villar Mir, Pere (Eumedia, 2000)
      El objetivo principal de la cartografía de suelos es la caracterización de las propiedades del suelo y la estimación de su representación territorial. La memoria y el mapa de suelos constituyen el resultado final de la ...
    • Influencia de los daños de pedrisco en la madera de peral sobre su capacidad productiva 

      Bernardo Royo, J; Miranda, Carlos; Gonzaga Santesteban, L; Urbina Vallejo, Valero (Mapama, 2012)
      Las tormentas de pedrisco, además de destruir total o parcialemente la cosecha, producen daños en la copa y en las ramas de la estructura de los árboles que pueden afectar a su comportamiento en los años siguientes. El 1 ...
    • 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 ...
    • 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) ...