Authors: Felipe Pérez Martín (Unit of Forest Genetic Resources. Directorate General of Rural Development, Innovation and Forest Policy, Spanish Ministry of Agriculture, Fisheries and Food).
Helena Almeida (Centro de Estudos Florestais. Higher Institute of Agronomy (ISA). University of Lisbon. Portugal)
Carolina Varela (INIAV. Portugal (Retired)
José Alberto Ramírez – Valiente (Forest Research Centre INIA-CIFOR. Spain)