Now showing items 1-20 of 87

    • Actions for the restoration of the biodiversity of forest ecosystems in Cuba 

      González Izquierdo, Eduardo; Blanco Vaca, Juan Antonio Upna Orcid; Geada López, Gretel; Sotolongo Sospedra, Rogelio; González González, Martín (InTech, 2015)   Capítulo de libro / Liburuen kapitulua  OpenAccess
      The Earth is threatened daily by the degradation of its ecosystems due to fragmentation. One of the main consequences is biodiversity loss. Despite the economic progress and conservation actions carried out in many countries, ...
    • Bosques, suelo y agua: explorando sus interacciones 

      Blanco Vaca, Juan Antonio Upna Orcid (Asociación Española de Ecología Terrestre, 2017)   Artículo / Artikulua  OpenAccess
      Miles de millones de personas sufren los efectos de un acceso inadecuado al agua (Mekonnen y Hoekstra 2016). En muchas regiones del mundo la explotación excesiva de los recursos hídricos disponibles, el mal de uso de ...
    • Both foliar and residual applications of herbicides that inhibit amino acid biosynthesis induce alternative respiration and aerobic fermentation in pea roots 

      Armendáriz García, Óscar Upna; Gil Monreal, Miriam Upna Orcid; Zulet González, Amaia Upna; Zabalza Aznárez, Ana Upna Orcid; Royuela Hernando, Mercedes Upna Orcid (Wiley, 2016)   Artículo / Artikulua  OpenAccess
      The objective of this work was to ascertain whether there is a general pattern of carbon allocation and utilisation in plants following herbicide supply, independent of the site of application: sprayed on leaves or supplied ...
    • Branched-chain amino acid biosynthesis inhibitors: herbicide efficacy is associated with an induced carbon–nitrogen imbalance 

      Zabalza Aznárez, Ana Upna Orcid; Zulet González, Amaia Upna; Igal Díaz de Cerio, María Upna; Gil Monreal, Miriam Upna Orcid; Royuela Hernando, Mercedes Upna Orcid (Elsevier, 2013)   Artículo / Artikulua  OpenAccess
      Acetolactate synthase (ALS; EC 4.1.3.18) and ketol-acid reductoisomerase (KARI; EC 1.1.1.86) are two consecutive enzymes in the biosynthesis of branched-chain amino acids. Several commercial herbicides inhibit ALS as their ...
    • Bringing the natives back: identifying and alleviating establishment limitations of native hardwood species in a conifer plantation 

      Li, Yu-Tsen; Lo, Yueh-Hsin Upna Orcid; Lin, Yi-Ching; Guan, Biing T.; Blanco Vaca, Juan Antonio Upna Orcid; You, Chi-How (MDPI, 2018)   Artículo / Artikulua  OpenAccess
      To facilitate the reintroduction of five native late-successional Taiwanese Fagaceae species into Japanese cedar (Cryptomeria japonica (D.) Don) plantations, we experimented with methods to alleviate their establishment ...
    • Caracterización de opus tesselatum procedentes de Ávila, España 

      Soto García, María de los Reyes de; Petit-Domínguez, M. Dolores; Soto García, Isabel Sonsoles de Upna Orcid; García Giménez, Rosario; Rucandio, Isabel (Universidad Autónoma de Madrid, 2014)   Artículo / Artikulua  OpenAccess
      Se han estudiado diversas muestras de Opus tesselatum procedentes de excavaciones arqueológicas de urgencia en Ávila (España) para determinar su origen y las tecnologías de producción utilizadas en su fabricación. Las ...
    • Casting activity of scherotheca gigas in no-till Mediterranean soils: role in organic matter incorporation and influence of aridity 

      Bescansa Miquel, Paloma Upna; Virto Quecedo, Íñigo Upna Orcid; Fernández Ugalde, Oihane Upna; Imaz Gurruchaga, María José Upna; Enrique Martín, Alberto Upna Orcid (Hindawi / Wiley, 2010)   Artículo / Artikulua  OpenAccess
      The behaviour of earthworms, their role in organic matter incorporation into the soil, and the influence of aridity in such processes in arid and semiarid regions have scarcely been studied. In this study, physico-chemical ...
    • The CCAAT box-binding transcription factor NF-YA1 controls rhizobial infection 

      Laporte, Philippe; Lepage, Agnes; Fournier, Joëlle; Catrice, Olivier; Larrainzar Rodríguez, Estíbaliz Upna Orcid (Oxford University Press, 2014)   Artículo / Artikulua  OpenAccess
      Symbiosis between legume plants and soil rhizobia culminates in the formation of a novel root organ, the 'nodule', containing bacteria differentiated as facultative nitrogen-fixing organelles. MtNF-YA1 is a Medicago ...
    • Characterization of the Amaranthus palmeri physiological response to glyphosate in susceptible and resistant populations 

      Fernández Escalada, Manuel Upna; Gil Monreal, Miriam Upna Orcid; Zabalza Aznárez, Ana Upna Orcid; Royuela Hernando, Mercedes Upna Orcid (ACS Publications, 2016)   Artículo / Artikulua  OpenAccess
      The herbicide glyphosate inhibits the plant enzyme 5-enolpyruvylshikimate3-phosphate synthase (EPSPS) in the aromatic amino acid (AAA) biosynthetic pathway. The physiologies of an Amaranthus palmeri population exhibiting ...
    • Complementary evaluation of iron deficiency root responses to assess the effectiveness of different iron foliar applications for chlorosis remediation 

      Fuentes, Marta; Bacaicoa, Eva; Rivero Marcos, Mikel Upna Orcid; Zamarreño, Ángel M.; García Mina, José M. (Frontiers Media, 2018)   Artículo / Artikulua  OpenAccess
      Iron deficiency in plants is caused by a low availability of iron in the soil, and its main visual symptom is leaf yellowing due to a decrease in chlorophyll content, along with a reduction in plant growth and fruit quality. ...
    • Complex climate constraints of upper treeline formation in the Pyrenees 

      González de Andrés, Ester Upna Orcid; Camarero, Jesús Julio; Büntgen, Ulf (Springer, 2015)   Artículo / Artikulua  OpenAccess
      Alpine treelines are often induced by a threshold of minimum temperatures above which tree growth is generally not possible anymore. However, this worldwide pattern may not account for more drought-prone mountains, where ...
    • Determining suitable selection cutting intensities based on long term observations on above-ground forest carbon, growth, and stand structure in Changbai Mountain, Northeast China 

      Liu, Yang; Blanco Vaca, Juan Antonio Upna Orcid; Wei, Xiaohua; Kang, Xingang; Wang, Weifeng; Guo, Yanrong (Taylor & Francis, 2014)   Artículo / Artikulua  OpenAccess
      We studied the effects of different cutting intensities (0%, 5-10%, 15%, and 20% basal area removal) on stand growth, structure, and net carbon storage in spruce-fir (Picea asperata Mast.-Abies fabri Mast. Craib) and ...
    • Douglas-fir radial growth in interior British Columbia can be linked to long-term oscillations in Pacific and Atlantic sea surface temperatures 

      Lo, Yueh-Hsin Upna Orcid; Blanco Vaca, Juan Antonio Upna Orcid; Guan, Biing T. (NCR Research Press, 2017)   Artículo / Artikulua  OpenAccess
      A major problem in modern dendrochronology is that the methods traditionally used for linking tree ring growth data to climate records are not well suited to reconstructing low-frequency climatic variations. In this study, ...
    • Drought stress causes a reduction in the biosynthesis of ascorbic acid in soybean plants 

      Seminario Huárriz, Amaia Upna; Song, Li; Zulet González, Amaia Upna; Nguyen, Henry T.; González García, Esther Upna Orcid; Larrainzar Rodríguez, Estíbaliz Upna Orcid (Frontiers Media, 2017)   Artículo / Artikulua  OpenAccess
      Drought provokes a number of physiological changes in plants including oxidative damage. Ascorbic acid (AsA), also known as vitamin C, is one of the most abundant water-soluble antioxidant compound present in plant tissues. ...
    • Drought stress provokes the down-regulation of methionine and ethylene biosynthesis pathways in Medicago truncatula roots and nodules 

      Larrainzar Rodríguez, Estíbaliz Upna Orcid; Molenaar, Johanna A.; Wienkoop, Stefanie; Gil Quintana, Erena Upna; Alibert, Bénédicte; Limami, Anis M.; Arrese-Igor Sánchez, César Upna Orcid; González García, Esther Upna Orcid (Wiley, 2014)   Artículo / Artikulua  OpenAccess
      Symbiotic nitrogen fixation is one of the first physiological processes inhibited in legume plants under water-deficit conditions. Despite the progress made in the last decades, the molecular mechanisms behind this ...
    • Drought-induced changes in wood density are not prevented by thinning in Scots pine stands 

      Candel Pérez, David Upna Orcid; Lo, Yueh-Hsin Upna Orcid; Blanco Vaca, Juan Antonio Upna Orcid; Chiu, Chih-Ming; Camarero, Jesús Julio; González de Andrés, Ester Upna Orcid; Imbert Rodríguez, Bosco Upna Orcid; Castillo Martínez, Federico Upna Orcid (MDPI, 2018)   Artículo / Artikulua  OpenAccess
      Density is an important wood mechanical property and an indicator of xylem architecture and hydraulic conductivity. It can be influenced by forest management and climate. We studied the impact of thinning and climate ...
    • El ecólogo en su laberinto 

      García-Fayos, P.; Bonet, F.J.; Valladares, Fernando; Traveset Vilagines, Anna; Pausas, J.G.; Imbert Rodríguez, Bosco Upna Orcid; Lloret, F (Asociación Española de Ecología Terrestre, 2008)   Artículo / Artikulua  OpenAccess
      El presente artículo pretende ser una contribución al debate sobre el papel de los ecólogos en la sociedad. El mismo es producto de la reflexión a partir de discusiones mantenidas a finales de junio de 2007 en Farrera y ...
    • Ecophysiological roles of abaxial anthocyanins in a perennial understorey herb from temperate deciduous forests 

      Fernández Marín, Beatriz; Esteban Terradillos, Raquel; Míguez, Fátima; Artetxe, Unai; Castañeda Presa, Verónica Upna; Pintó Marijuan, Marta; Becerril, José María; García Plazaola, José Ignacio (Oxford University Press, 2015)   Artículo / Artikulua  OpenAccess
      Accumulation of abaxial anthocyanins is an intriguing leaf trait particularly common among deeply shaded understorey plants of tropical and temperate forests whose ecological significance is still not properly understood. To ...
    • Effect of dietary quercetin and sphingomyelin on intestinal nutrient absorption and animal growth 

      Barrenetxe, Jaione; Aranguren Garacochea, Patricia Upna Orcid; Grijalba, A.; Martínez-Peñuela, J. M.; Marzo Pérez, Florencio Upna Orcid; Urdaneta, Elena (Cambridge University Press, 2006)   Artículo / Artikulua  OpenAccess
      Research on cancer and other conditions has shown flavonoids and sphingolipids to be food components capable of exerting chemoprotective action. Nevertheless, little is known about their effects on healthy individuals and ...
    • Effect of feeding regime on composting in bins 

      Storino, Francesco Upna Orcid; Menéndez Villanueva, Sergio Upna Orcid; Muro Erreguerena, Julio Upna Orcid; Aparicio Tejo, Pedro María Upna Orcid; Irigoyen Iriarte, Ignacio Upna Orcid (Taylor & Francis, 2017)   Artículo / Artikulua  OpenAccess
      Composting in bins is one of the most practical home composting methods. There is currently a need for greater information to improve the management of the composting process and to create home composting programs, which ...