Physiological constraints to milk production in high yielding dairy cows SHORT TITLE: PHYSIOLOGICAL CONSTRAINTS TO MILK PRODUCTION

Nozad Sharam نويسنده , Gholi Ramin Ali نويسنده , Moghadam Gholamali نويسنده , Asri-Rezaei Siamak نويسنده , S. Kalantary Abbas نويسنده , Phillips Clive J.C نويسنده