Now showing items 1-3 of 3

    • Isotopic composition of maize as related to N-fertilization and irrigation in the Mediterranean region 

      Lasa Larrea, Berta Upna; Irañeta, Iosu; Muro Erreguerena, Julio Upna; Irigoyen Iriarte, Ignacio Upna; Aparicio Tejo, Pedro María Upna (Escola Superior de Agricultura "Luiz de Queiroz", Universidade de São Paulo, 2011)   Artículo / Artikulua  OpenAccess
      Nitrate leaching as a result of excessive application of N-fertilizers and water use is a major problem of vulnerable regions. The farming of maize requires high N fertilization and water inputs in Spain. Isotopic ...
    • Overexpression of a pine Dof transcription factor in hybrid poplars: A comparative study in trees growing under controlled and natural conditions 

      Rueda López, Marina; Pascual, María Belén; Pallero, Mercedes; Henao, Luisa María; Lasa Larrea, Berta Upna; Jáuregui Mosquera, Iván Upna; Aparicio Tejo, Pedro María Upna; Cánovas, Francisco M.; Ávila, Concepción (Public Library of Science, 2017)   Artículo / Artikulua  OpenAccess
      In this work, the role of the pine transcriptional regulator Dof 5 in carbon and nitrogen metabolism has been examined in poplar trees. The overexpression of the gene and potential effects on growth and biomass production ...
    • Yield and quality of sugar snap pea in the Ebro Valley: sowing date and seed density 

      Azpilicueta Unanua, Miren Upna; Irigoyen Iriarte, Ignacio Upna; Lasa Larrea, Berta Upna; Muro Erreguerena, Julio Upna; Aparicio Tejo, Pedro María Upna (Escola Superior de Agricultura "Luiz de Queiroz", Universidade de São Paulo, 2012)   Artículo / Artikulua  OpenAccess
      Sugar snap pea (Pisum sativum L. var. macrocarpon Ser.) is an edible-podded sweet pea that is being considered as a new totally mechanized crop to supply raw material to the agri-food industry of the Ebro Valley (Northern ...