[Variations in the nitrogen composition and in lactodynamographic parameters of ewe's milk in relation to somatic cell content]

analisi statistica analyse statistique brebis breeds cell counting cells cellule dairy hygiene electroforesis electrophoresis elettroforesi ewe milk ewes higiene de la leche igiene lattiero-casearia lait de brebis latte di pecora leche de oveja nitrogen content oveja pecore ph proteine del latte race razas razze statistical analysis teneur en azote