1. Departamento de Ciências da Vida e dos Alimentos, Escola Superior Agrária, Instituto Politécnico de Castelo Branco, Castelo Branco, Portugal
2. Department of Life and Food Sciences, CERNAS, Research Centre for Natural Resources, Environment and Society, Castelo Branco, Portugal
3. Forest Research Centre, School of Agriculture, University of Lisbon, Lisboa, Portugal
4. Departamento de Agronomía, Universidad de Córdoba, Córdoba, Spain