Procedia - Social and Behavioral Sciences 223 ( 2016 ) 698 – 705
1877-0428 © 2016 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).
Peer-review under responsibility of the organizing committee of ISTH2020 doi: 10.1016/j.sbspro.2016.05.244
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Department of AGRARIA, Mediterranean University of Reggio Calabria, Feo di Vito 89122, Reggio Calabria, Italy
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Tuscia University, Department of Agricultural and Forestry scieNcEs (DAFNE), Viterbo, Italy
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Consiglio per la ricerca in agricoltura e l’analisi dell’economia agraria (CREA) Unità di ricerca per l’ingegneria Agraria, Via della Pascolare 16, Monterotondo, Roma, Italy
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© 2016 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).
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