Keresés
11-12 tétel 12 közül
A survey of the management practices of Irish dairy farms leading to an increased risk of Johne's disease transmission
(2016)
The aim of the study was to investigate herd management practices generally employed on a sample selection of Irish Dairy farms leading to an increased risk of transmission of Johne’s disease (Mycobacterium avium subsp. ...
Tejelő szarvasmarhák egyes termelési és szaporodásbiológiai mutatóinak biometerológiai összefüggései
(2015)
In our research we studied the biometeorological effects on production and reproduction
variables in a large scale dairy cow herd in Hungary. Data concerning the stock was gained
from the database of the managing system ...