The battle against flies is constant, but a combination of tactics can keep them at bay. Beyond chemical options, there are also biological methods to add to the mix; and being familiar with the various habits and behaviors of different flies can provide the most effective combination of tactics
In the 1800s, Kansas Jayhawkers stopped Texas cattle herds from spreading it northward. In 1906, a massive eradication program began and federal horsemen started patrolling the border to halt it. By 1943, eradication was virtually complete. But that status is under threat....More
That’s his answer to the question of when you should worm your cows. “The way I look at it,” says the Kansas State University Extension veterinarian, “when you go to clean pasture, put clean cows out there.”
That way, he says, you reduce the level of egg and larvae contamination in the pasture, which is the major source of the worm load that cows and eventually their calves will carry...More
There’s nothing new about the economic returns associated with effectively controlling horn flies and internal parasites. But, it’s still stunning....More
It used to be that when you treated cattle with an avermectin (a class of dewormer) you'd get 100% reduction in the egg count of gastrointestinal (GI) parasites, says Matt Poore, North Carolina State University (NCSU) animal science professor...More
If you're a brown stomach worm (Ostertagia), life is good. That's particularly true if you're an Ostertagia with a southern accent. A combination of last summer's drought and a wet, cool winter created conditions ideal for heavy Ostertagia loads this spring...More
USDA Secretary Ed Schafer says Texas animal health officials will have an extra $4.9 million to help fight cattle fever ticks from spreading into the U.S....More
Now you see 'em. But mostly you don't. And that makes diagnosing a lice problem in your cattle a bit challenging. However, says Jack Lloyd, professor...More
Anthelmintics (dewormers) are among history's miracle drugs. Since first introduced in the 1960s, these products have literally helped feed a growing...More
