Animal Facility

Controlling lice in cattle starts with vigilance

During a recent webinar, a group of large-animal veterinarians discussed the habitual characteristics of lice and ways to help beef and dairy cattle producers manage these troublesome insects. They agreed that knowing the signs and symptoms are among the key … Read More

Lice in dairy cattle

One of the most common is the cattle-chewing louse, Bovicola bovis. This species is about 1/8-in. long when fully grown, has a yellow-brown appearance and is most commonly found on the animal’s neck, back, hips and tailhead. B. bovis are not … Read More

Use anthelmintics strategically to control worms

When it comes to worm control in beef and dairy cattle, what are the most common mistakes that producers make? “Not using anthelmintics strategically, and not monitoring the effectiveness of the products being used,” responded Dr. Tom Yazwinski, professor of … Read More

Cattle deworming strategies

Cattle deworming is very important to reduce internal parasites. Cattle are not only threatened by outside pests like face flies and horn flies but also by internal parasites like lungworms and gastrointestinal roundworms. Anthelmintics—or dewormers—are used to control these internal parasites. Some anthelmintics … Read More

Controlling internal parasites in beef and dairy cattle

The need to control internal parasites will exist as long as cattle are grazing pastures; however, parasite levels are not the same on all pastures or in all cattle. Pastures that are heavily stocked generally have a higher parasite burden … Read More

Ambush nasty flies with fast feed-through program

Are you tired of looking into the crystal ball to predict when fly season will start? Did you already miss that magic 30-day window to start a feed-through to protect your pastured cattle from damaging horn and face flies? A … Read More

Tips to prevent late-season fly control breakdowns

Horn and face fly numbers can continue to build throughout the summer, which will put pressure on your control programs. Now is a good time to evaluate the pasture fly situation in your herd. Check during the early afternoon on … Read More

The two most impactful flies and how to treat them

With summer upon us, so are the problems associated with fly infestations of cattle. Economic losses occur because flies torment cattle, sucking blood from the animals and spreading diseases such as pinkeye. However, effective control measures can keep fly populations … Read More

Fly control in barns and feedlots

Insecticides have been placed into 29 different groups based on how they work—their “mode of action”—against insects. Of these 29 groups, only seven contain products that are registered for fly control, and among these seven groups, only five include products … Read More

How to control flies in pastures

In pasture settings, the most economically damaging fly is the horn fly. Good control can mean an additional 12 to 20 lb.of weight gain per calf over the summer months and reduced weight loss for nursing cows. Face flies, meanwhile, can … Read More