Russ Daly, SDSU Extension veterinarian says that deworming calves can be one of the most beneficial management practices, however there are concerns about parasite resistance to dewormers. Many ...

The use of commercial livestock dewormers has paid off in terms of animal health and productivity, but it has also resulted in resistance among parasite populations. “As dewormers lose effectiveness, ...

Question: "I'm totally confused on the best time to deworm my herd of cattle. It seems I get different advice from different sources. Some salesmen say deworm in the spring and others say deworm in ...

Although still a relatively new parasite management practice, more and more southern beef producers and industry specialists are recognizing the value of strategically deworming in the spring to help ...