Претраживање
Приказ резултата 1-2 од 2
Influence of bioclimatic factors in tied dairy cow system on health, production and reproduction parameters / Uticaj bioklimatskih faktora u vezanom sistemu držanja mlečnih goveda na zdravstvene, proizvodne i reproduktivne parametre
(Institut PKB Agroekonomik, Padinska skela, 2009)
In last several years, rapid progress on the field of genetics in high producing dairy cows around the world was done. On the contrary, reproductive efficiency has suffered a dramatic decrease since the mid 1980s. The ...
Enterotoxemia caused by Clostridium perfringens type B in calves from dairy cows / Enterotoksemije teladi visoko-mlečnih krava uzrokovane sa Clostridium perfringes tip B
(Institut PKB Agroekonomik, Padinska skela, 2009)
Clostridium perfringens is the most important cause of clostridial enertitic disease in calves. During one calendar year at one dairy farm we isolated Closridium perfringens type B from calves during suckling period. Purpose ...