[Hygienic-sanitary management of the breedings: cytological index and bacterical load]

acide lactique acido lattico allevamento zootecnico intensivo analyse microbiologique cell counting cells cellule cow milk crianza intensiva dairy cows dairy hygiene higiene de la leche igiene lattiero-casearia intensive husbandry lactic acid lait de vache latte di vacca leche de vaca microbiological analysis servicios veterinarios servizi veterinari vacas lecheras vacche lattifere veterinary services