Pozzoli would seem specific to western Lombardy, Pozzolo, in addition to the Genoese strain, also has strains in Piedmont and Veneto, should derive from the various place names such as: Lonate Pozzolo (VA), Pozzolo (MN), Pozzuolo Martesana (MI), Pozzolo di Villaga (THERE ), Pozzolo Formigaro (AL) or Pozzuolo di Lerici (SP).
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