Graf, C.M., Kreuzer, M., Dohme, F.
Effects of supplemental hay and corn silage versus full-time grazing on ruminal pH and chewing activity of dairy cows.
 Journal of Dairy Science, 88, 2005, 711-725. 
 
 Segnatura: PUB 2005/2772*
 ID pubblicazione (Codice web): 12695    Inviare via e-mail  

 
  
  
 