1. Council for Agricultural Research and Economics-Research Centre for Industrial Crops (CREA-CIN); Bologna Italy
2. National Research Council; Institute of Molecular Science and Technologies (CNR-ISTM); Milano Italy
3. Univ. of Florence; Dep. of Agrifood Production and Environmental Sciences (DISPAA); Firenze Italy
4. Dep. of Agrotechnology; Univ. of Science and Technology; Bydgoszcz Poland