The history of cheese production with PDO characteristics. 1: Production - use and composition of whey starter for Grana Padano and Parmigiano Reggiano cheese. Considerations on the relationship between whey starter and PDO [Italy - protected denomination of origin]

acidification acidificazione calidad caseificazione coagulation coagulazione colture starter cultivos iniciadores culture starter dairy industry flora microbiana flora microbica flore microbienne formaggio a pasta dura hard cheese histoire historia history industria lattiero-casearia industria lechera italia italie italy lactic acid bacteria mesophile microorganisms microbial flora microorganismos mesofilos microrganismi mesofili microrganismi termofili quality queso duro starter cultures storia technologie traditionnelle tecnologia tradicional tecnologia tradizionale thermophilic microorganisms traditional technology