Catalan olive tree varieties

Authors

  • Antònia Ninot Institut de Recerca i Tecnologia Agroalimentàries (IRTA), Mas de Bover, Constantí
  • Werner Howad Institut de Recerca i Tecnologia Agroalimentàries (IRTA), Centre de Recerca en Agrigenòmica CSIC-IRTA-UAB-UB, Bellaterra (Cerdanyola del Vallès)
  • Agustí Romero Institut de Recerca i Tecnologia Agroalimentàries (IRTA), Mas de Bover, Constantí

Keywords:

Olea europaea L., olivera, germoplasma, oli, conservació, variabilitat, caracterització.

Abstract

In Catalonia the olive tree holds first place among woody plants in terms of cultivated area, with a stabilised total of about 110,000 hectares despite the drop in recent years. Garrigues and Baix Ebre are the regions with the most cultivated area of olive trees, followed by Montsià. The yearly Catalan olive oil production of 30-40,000 tons is mostly obtained from five varieties, namely Arbequina, Morruda, Sevillenca, Empeltre and Farga. The standardization of olive oils in many districts has led to an interest in exploring minority and native local varieties in several areas in a clear attempt to mark differences between territories as a strategy for making these areas known for typical high-quality products. Catalonia is rich in biodiversity and more than eighty IRTA-identified olive tree varieties make it possible for the differential quality strategy to succeed. In addition to the traditional varieties which are cultivated, there are other varieties of great interest from the standpoint of quality and nutritional value. IRTA (Institute for Agri-food Research and Technology) has carried out a mayor task of recovery, conservation and characterization of these local varieties. The Germplasm Bank of Catalan Olive Varieties located in Constantí (Tarragonès region) attends to the preservation and characterization of Catalan genetic resources. This paper makes a review of the existing variability in Catalonia in both geographic and varietal, genetic and agronomic terms, and of the characteristics of the olive oils produced from the most representative Catalan varieties.

Keywords: Olea europaea L., olive tree, germplasm, olive oil, preservation, variability, characterization.

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