Comportamento das infecções helmínticas e dos pesos médios em 4 grupos de bovinos, segundo 3 esquemas de vermifugação ; Helminthic infections behavior and mean weight fluctuations in a three anthelminthíc ussavs with thirty two half breed zebu x holland calves

Helminthic infect:ons behavior and mean weigth fluctuations in a three anthclminthic assays with two half breed zebu x holland calves. Thirty two half breed zebu x holland calves, age between four and six months, were gathered in four lots with eight calves each. Three lots (or groups) were treated with ívermectin, in a dose of 200 ug/kg/. and one lot was look a testimony, accordingly lhe tbllowmg strategy: Group l - strategic treatment in lhe months: June, September and December; Group II - October and April (tradicionally); Group JII - April, August and December (coincidem with vaccination a... Mehr ...