Mostrando ítems 46-60 de 60

      Palabras claves
      Q15 [1]
      R14 [1]
      R20 [1]
      R52 [1]
      R58 [1]
      reforma agraria [2]
      sociedad colonial [1]
      southern question [1]
      Spain [1]
      transhumance [1]
      trashumancia [1]
      variedades de trigo [1]
      wheat varieties [1]
      Y80 [1]
      Y90 [1]