Now showing items 86-105 of 124

    • Overexpression of laccases in Coprinopsis cinerea 

      Kilaru, S.; Rühl, M.; Saathoff, A.; Dwivedi, R.C.; Zomorrodi, M.; Lange, K.; Majcherczyk, A.; Hoegger, P.J.; Kües, Ursula (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2006)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Laccases are versatile redox-enzymes that oxidize various phenolic compounds and aromatic amines. Because of the broad substrate specificity, these enzymes are of interest for many different biotechnological applications. ...
    • Pathogenicity in Heterobasidion annosum 

      Stenlid, Jan (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2006)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Heterobasidion annosum is one of the major pathogens to conifers in the Northern Hemisphere. Research has been carried out to characterise the molecular mechanism of the pathogenicity in this basidiomycete. One factor that ...
    • Photogrammetrical and field measurement of gullies with contrasting morphology 

      Marzolff, I.; Giménez Díaz, Rafael Upna; Seeger, M.; Campo-Bescós, Miguel Upna; Ries, J. B.; Casalí Sarasíbar, Javier Upna; Álvarez-Mozos, Jesús Upna (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Despite a wealth of studies on monitoring different types of gullies by using remote-sensing technique such as photogrammetry, relatively few efforts have been made to test their accuracy. Therefore the question arises ...
    • Prehistoric and modern impacts on gully formation on the loess hills of northern Mississippi, USA 

      Dotterweich M.; Jared David, M. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this work the authors present two sites that will help understand the processes that drive gully formation in the uplands of northern Mississippi and how these processes are affected by anthropomorphic influences. The ...
    • Progress in gully erosion research: IV International Symposium on Gully Erosion 

      Casalí Sarasíbar, Javier Upna; Giménez Díaz, Rafael Upna (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Libro / Liburua  OpenAccess
      The classic forms of water erosion of the soil comprise sheet, rill, and gully erosion. According to the concept most generalized, in sheet erosion, thin layers of material are uniformly removed from the soil surface due ...
    • A proposal to study gully erosion on silica sand and arkose slopes in central Spain 

      Lucía, A.; Sanz, M.A.; Vicente, F.; Martín, C.; Martín, J.F.; Bodoque, J.M.; Pedraza, J.; López, N. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      A research project to be developed, granted by the Spanish Minister of Education and Science (project CGL2006-07207), aims to investigate gully erosion on silica sand and arkose slopes in Central Spain. The period of the ...
    • Proposed methodology to quantify ephemeral gully erosion 

      Huang, C.; Nouwakpo, K.; Frankenberger, J.R. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The overall objective of the proposed research is to identify and quantify landscape attributes and hydrologic conditions that can be used to assess hillslope seepage and ephemeral gully erosion. We propose to use three ...
    • QTL mapping of pathogenicity in Heterobasidion annosum sensu lato 

      Olson, Åke; Lind, Mårten; Stenlid, Jan (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2006)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Heterobasidion annosum (Fr.) Bref. sensu lato, casual agent of annosum root rot in conifers, is the economical most devastating forest pathogen in the northern hemisphere. A genetic linkage map of H. annosum, was ...
    • Ras module function is involved in regulation of sexual development Schizophyllum commune 

      Schubert, D.; Kothe, E. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2006)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The white rot fungus Schizophyllum commune is used as a model to investigate sexual development in hymenomycetes. We isolated the gene gap1 encoding a GTPase-activating protein for Ras. Disruption of gap1 should therefore ...
    • Rat cytochrome P450-mediated transformation of dichlorodibenzo-Pdioxins by recombinant white-rot basidiomycete Coriolus hirsutus 

      Shishido, Kazuo (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2006)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Rat cytochrome P450, CYP1A1, has been reported to play an important role in the metabolism of mono-trichlorodibenzo-p-dioxins (M-TriCDDs). To breed lignin (and M-TetraCDDs)-degrading basidiomycete Coriolus hirsutus strains ...
    • Recent developments in gully erosion research and their implications for controlling soil loss and sediment yield 

      Poesen, J. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Soil erosion by water causes significant soil degradation worldwide. Most erosion process research and erosion control has focussed on sheet and rill erosion. Relatively little research has dealt with (ephemeral) gully ...
    • Regional assessment of gully systems in a hilly olive-orchard dominated landscape 

      Masri, Z.; Turkelboom, F.; Pauw, E. de; Muhammad, A. M.; Sheikho. A.; Dalton, P. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Olive orchards dominate the land use at the hills of Afrin area, and olive oil represents the most important cash income source for rural communities in this area. However, olive yields in many orchards have been decreasing ...
    • Relation between the location of check dams and adjacent vegetation cover in ephemeral gullies (Southeast Spain) 

      Conesa García, C.; Pérez Cutillas, P.; García Lorenzo, R. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In general, the work carried out on vegetation in the Mediterranean catchments is focused more on the hillside vegetation cover than the riparian. Apart from occasional contributions by Alcaraz et al. (1997), Salinas et ...
    • The role of preferential flow through soil-pipes in ephemeral gully erosion 

      Wilson, G.V. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The objective of this study was to quantify the hydrologic conditions under which discontinuous soil-pipes reestablish ephemeral gullies and continuous soil-pipes initiate ephemeral gullies.
    • The roles of SC3 and SC15 of Schizophyllum commune during growth on wood 

      Jong, Jan F. de; Smant, Wiecher; Boer, Wietse de; Wösten, Han A. B.; Lugones, Luis G. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2006)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The SC3 hydrophobin plays several roles in growth and development of S. commune. It lowers the surface tension of the aqueous substrate, enabling aerial growth, and it coats the aerial hyphae rendering them hydrophobic. ...
    • Runoff and sediment supply from small gullied and ungullied basins in a semi-arid grazed environment 

      Chocron, M.; Laronne, J.B.; Alexandrov, Y. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The aim of the present study is to determine links between rainfall, runoff, gully erosion and sediments. The extent of sediment yield (suspended sediment and bedload) and runoff response from gullied and ungullied basins ...
    • Scouring-sedimentation balance for gully reaches affected by check dams in Mediterranean environments 

      Conesa García, C.; García Lorenzo, R. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Many of the geomorphological impacts caused by check dams are usually fairly common in torrential channels (bed agradation upstream into the sedimentary wedges, deepening and narrowing of the bankfull channel downstream, ...
    • Secondary structure of the ribosomal PreRNA ITS2 region as a tool in studies of fungal diversity and phylogeny 

      Juuti, J.T.; Salo, V. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2006)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The ribosomal RNA gene, and particularly its 18S and 25S sequences, have proven valuable in large-scale phylogenetic analyses. The ITS region of the ribosomal RNA gene, instead, has not been regarded so useful in this ...
    • Seepage erosion impacts on edge-of-field gully erosion 

      Wilson, G.V.; Fox, G.A.; Chu-Agor, M.L. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Concentrated flow is generally considered the controlling mechanism for gully erosion whereas subsurface flow is often overlooked. The two mechanisms of subsurface flow attributed to gully erosion are seepage flow and ...
    • Seepage flow in aquifers with open and closed boundaries 

      Römkens, M.J.M.; Prasad, S.N. (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      At previous gully erosion conferences, the effect of surface seal development on gully formation and growth was analyzed (Prasad and Römkens, 2003) and the effect of hydrological conditions on gully growth was discussed (Römkens ...