milk production increase in a dairy farm under a six-year brucellosis control program.the present work aims to quantify milk production in a bovine dairy herd during a 6-year brucellosis control program in hidalgo, mexico, where bovine brucellosis is endemic. this 6-year longitudinal pilot study comprised 74 monthly samplings to determine the incidence of brucellosis and to quantify daily milk production. to determine the monthly incidence of brucellosis, an average of 346 holstein cows was examined each month with the card and rivanol tests. these animals had been vaccinated as ...200819120232
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