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Extension Fact Sheets

Questions About Eastern Equine Encephalitis and Horses

Eastern equine encephalitis (EEE) and western equine encephalitis (WEE) virus infections occur in horses and other equids. Where does EEE come from? What's the best way to protect a horse? Find these answers and more.

Watch For Cattle Emphysema In Late Summer

Herd outbreaks of acute respiratory disease in cattle may occur. Causes include ingestion of perilla mint, mold damaged sweet potatoes, sudden intake of immature summer forages high in the amino acid tryptophan.

Poisonous Plants for Louisiana Livestock in the Fall

Images of major poisonous plants are presented to assist livestock owners with plant recognition. Toxic effects are also mentioned.

Horses Poisoned by Showy Crotalaria

Showy crotalaria is a significant toxic plant in Louisiana. It contains alkaloids that cause liver damage in horses and livestock. The seeds may remain viable in undisturbed soil for 60 years or longer.

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Photosensitization in Cattle and Horses

Photosensitization, also known as photodermatitis, occurs when the liver is unable to excrete a metabolite of chlorophyll from forages the animal has eaten. The metabolite accumulates in the skin and is activated by sunlight. The reaction yields free radicals that "burn" the skin.

Keeping Show Animals Healthy

This article discusses common diseases in show animals and how to prevent them.

Health Conditions Common to Show Animals

A brief review of the common health problems that can afflict cattle, sheep and pigs. Symptoms and treatments are described, but this is not meant to be a treatment guide. (PDF Format Only)