Recent News for Nutrition-Related Problems

Article

The Grass is Not Always Greener

March 01, 2004

The word "horse" conjures up images of graceful, powerful animals roaming across miles of rolling hills, periodically stopping to graze on lush, green grass. In reality, such scenes are rare; these days, many horses live without... Read More

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Kentucky Pasture Monitoring Programs

January 22, 2004

Comparing pasture samples from 2002 and 2003 didn't associate mare reproductive loss syndrome (MRLS) with anything other than the Eastern tent caterpillar. However, Wayne Long, MS, of the University of Kentucky's (UK) Department of Agronomy,... Read More

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No Grass, No Horse

January 01, 2004

Research published in Nature shows that climate changes and the highly specialized digestive system of the wild horse Equus ferus might have contributed to its extinction in North America.... Read More

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The Future of Horses with HYPP

December 30, 2003

Letter to the Editor:

This letter must begin by saying how proud I am of a man whom I have never met.  His name is Steve Stevens of Houston, TX, the current president of the American Quarter Horse Association (AQHA).  Mr.... Read More

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Diagnosing Grass Sickness

November 01, 2003

Equine grass sickness is so named because it occurs in the spring in pastured horses which are eager to eat plentiful green grass. Its cause is unknown, but the result is destruction of the nerves of the gastrointestinal system, which is often... Read More

Article

Folic Acid Supplementation

November 01, 2003

Sulphadiazine and pyrimethamine are used in combination to treat equine protozoal myeloencephalitis (EPM). These drugs interfere with folic acid (folate) metabolism, a vitamin essential for survival of the causative protozoon Sarcocystis... Read More

Article

Twelve Belgians Dead from Bad Feed

November 01, 2003

Feed contaminated with a cattle weight gain medication (monensin) killed 12 Belgians in Wisconsin and sickened several others, said a Wisconsin Ag Connection report. The horses, owned by Wayne Huston of Cottage Grove, were treated at the... Read More

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Problems for Horse Owners Caused by This Summer's Wet Weather

October 14, 2003

From Penn State University's Dairy & Animal Science News

The wet weather this summer has not only increased the price of quality hay, but creates the right conditions for increased mold, fungi and mycotoxins in hay and... Read More

Article

Blister Beetle Poisoning in Florida

September 01, 2003

At press time, three horses had died of blister beetle poisoning in Clay County, Fla., and two others returned home following treatment at the University of Florida after eating alfalfa hay contaminated with blister beetles. The hay was delivere... Read More

Article

Blister Beetles Kill Horses

August 05, 2003

Three horses recently died of blister beetle poisoning in Clay County, Fla., and two have returned after treatment at the University of Florida following ingestion of alfalfa hay contaminated with blister beetles. The hay was delivered from a... Read More

Article

The Mycotoxin Problem

June 25, 2003

There can be a number of reasons why a horse might have performance problems. A diagnosis can be frustrating, but one reason that might be overlooked is mycotoxicosis. It wasn’t until recently that the significance of mycotoxins was realized,... Read More

Article

Dietary Clues to Tying-Up

June 20, 2003

Recurrent exertional rhabdomyolysis (RER, a type of tying-up) is an inherited disorder in Thoroughbreds. Research suggests that RER involves an abnormality in the regulation of calcium in muscle cells. High-grain diets have been implicated as... Read More

Article

Alltech Symposium Serves International Audience

June 03, 2003

Attended by delegates from more than 60 countries, Alltech’s International Feed Industry Symposium provided an abundance of information for those involved with horses, poultry, pigs, dairy and beef cattle, agronomy, aquaculture, and companion... Read More

Article

Obesity is Dangerous, Warns UK Researcher

May 07, 2003

Laminitis specialist Robert Eustace, BVSc, Cert EO, Cert. EP, MRCVS, director of The Laminitis Clinic in Wiltshire, England, wants horse obesity to be declared a welfare concern. In a campaign launched at the annual meeting of the International... Read More

Article

Pasture Management and MRLS

April 07, 2003

In the spring of 2001, hundreds of mares in Central Kentucky lost their pregnancies in peculiar abortions attributed to mare reproductive loss syndrome (MRLS). Since then, horse farm managers have gone back to square one in reviewing their... Read More

Article

Speed Limit

March 05, 2003

The racing Thoroughbred is trapped between a rock and a hard place. The rock is speed, which evolved slowly by natural selection for 50 million years, then rapidly by human hand the last 500. The hard place is where we find our ward today, beset... Read More

Article

When Your Horse's Muscles Ache

March 01, 2003

Equine muscle injuries are often elusive, leading to frustration for the rider and a challenging diagnosis. ... Read More

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Diagnosis and Treatment of Rhabdomyolysis in Foals

February 13, 2003

We hear a lot about a horse experiencing rhabdomyolysis (tying-up) during or after exercise. However, foals are also susceptible to muscle damage. Stephanie Valberg, DVM, PhD, of the University of Minnesota, presented "A Review of the Diagnosis... Read More

Article

AAEP 2002: Recent Developments in Equine Nutrition

February 04, 2003

A lot has happened in the field of equine research in the last five years. Ginger Rich, PhD, of Rich Equine Nutritional Consulting in Eads, Tenn.; and Leslie Breuer, PhD, of LH Breuer and Associates, updated veterinarians and others who attended... Read More

Article

AAEP 2002: Possible Environmental Sources of Drug Positives

January 07, 2003

As post-performance drug testing methods become more sensitive, racehorse and show horse owners, veterinarians, handlers, and trainers have become more aware that positive drug tests could be the result of inadvertent contamination of the horse... Read More

Article

Guinea Grass Toxicity

November 01, 2002

I have a 12-year-old gelding that can't eat guinea grass (Panicum maximum), not even for three days, because it causes the hair around his face, neck, and belly to fall out in patches. As soon as he stops eating it, his hair grows back withi... Read More

Article

Cardiovascular Changes With Moldy Corn Poisoning

October 01, 2002

Fumonisins are toxic byproducts of the fungus Fusarium verticilloides, which often grows on corn. These mycotoxins can cause leukoencephalomalacia (moldy corn poisoning) in horses, and are undetectable to the naked eye. Horses exposed to... Read More

Article

Malicious Mycotoxins

August 01, 2002

Leave your saddle sitting in a corner of your tack room after you and your horse are caught in a rainstorm, and you'll get an eye-opening look into the world of fungi and molds. Within days, your leather tack will have sprouted a patchy coat of... Read More

Article

Locked Into Place

August 01, 2002

Much has been learned about exertional rhabdomyolysis (tying-up) in recent years, but unfortunately some of that knowledge has been troubling. For example, at least one newly recognized cause of tying-up in foals has, in identified cases, always... Read More

Article

Skunk Cabbage Toxic to Horses?

August 01, 2002

Recently our horses have begun eating skunk cabbage that grows on the property. They have not done so before. They have plenty of grass plus hay and grain, all of which they also eat. One veterinarian says it is harmful to them; another says... Read More