Veterinarian Roy Lewis provides a variety of tips that can work on western Canadian cow calf operations, both commercial and purebred.
Tag Archives Animal Health column

Adequate colostrum can prevent bloodstream infections
Antibodies contained in colostrum are critical for preventing infections before the young animal’s own immune system gains experience with microbes, matures and takes over.

Why selenium is still an important factor in horse health
Selenium is an essential equine trace mineral that supports antioxidant defense, muscle integrity, immune function, metabolism and thyroid activity.

Asian long-horned tick continues to spread in the U.S.
Asian long-horned ticks were originally a native species of eastern Asia, but they have spread to other countries around the world, primarily through animal movement and animal importation.

Canada must address potential veterinary drug shortages
If critical products are unavailable when needed, it could result in unnecessary human and animal deaths in the worst-case scenario.

Cattle sector winning fight against bovine viral diarrhea
Bovine viral diarrhea virus could cause a variety of potentially devastating outbreaks such as infertility, abortions, deaths of persistently infected calves.

Positive changes have been made to Canada’s BSE program
Canada has had BSE negligible risk status for some time now, but samples are still needed to maintain this status.

Avian flu key topic at two recent veterinary conferences
While the spread of avian influenza in the U.S. dairy herd has been unprecedented and rapid, to date, there have been no cases in Canada.

Blue-green algae toxicity can cause sudden death in cattle
Water quality is an important issue when the temperatures start to rise. Work closely with your vet to diagnose the cause of any sudden death cases.

Process begins to update pig welfare codes of practice
The National Farmed Animal Care Council code process requires a review every five years and updating every 10 years to remain relevant.