[1] CNR, Ist Genet Vegetale, I-06128 Perugia, Italy
[2] CNR, Ist Genet Vegetale, I-50019 Florence, Italy
[3] Univ Sassari, DSGVA, I-07100 Sassari, Italy
[4] Univ Perugia, Dipartimento Biol Cellulare & Ambientale, Sez Biol Cellulare & Mol, I-06100 Perugia, Italy
[5] Univ Cordoba, Dept Agron, E-14080 Cordoba, Spain
[6] IFAPA, Ctr Alameda Obispo, Cordoba 14083, Spain
[7] Ctr Ric Olivicoltura & Ind, CRA, I-87036 Arcavacata Di Rende, CS, Italy
[8] Ctr Ric Prod Foraggere & Lattiero Casearie, CRA, I-26900 Lodi, Italy
[9] Ist Genom Applicata, I-33100 Udine, Italy
[10] Univ Udine, Dipartimento Sci Agr & Ambientali, I-33100 Udine, Italy