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Horses

Photo Credit: Alyson Yates (Cropped from original)

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Displaying 1 - 10 of 62 resources

New World screwworm

New World screwworm (NWS, Cochliomyia hominivorax) is a devastating pest. When NWS fly larvae (maggots) burrow into the flesh of a living animal, they cause serious, often deadly damage to the animal. NWS can infest livestock, pets, wildlife, occasionally birds, and in rare cases, people.

Jun 2025 | Online resource

Clinics help manage wild horse populations on Warm Springs tribal lands

The Warm Springs community benefits through improved rangeland health, reduced wildfire risk, and better conditions for wildlife and livestock.

Scott Duggan | Mar 2025 | Impact story

4-H’ers lead tour of miniature horse farm to the delight of visiting seniors

Residents of The Springs at Sherwood got a tour of VFM Miniature Horse Farm in Hillsboro and were treated to demonstrations by members of the Mini Express 4-H Club.

Chris Branam | Dec 13, 2024 | News story

Managing Hypochaeris Radicata may prevent Stringhalt Disease in horses

A debilitating condition in horses called stringhalt may be associated with Hypochaeris radicata, also known as false dandelion, flatweed, common catsear or summer dandelion. This invasive species is common in pastures throughout Oregon.

Melissa Fery | Jun 2024 | OSU Extension Catalog Peer reviewed (Gray level)

Horse Owner's Guide to Buying Hay

Horse owners must know how to evaluate and buy good-quality hay. Learn about the horse's digestive system and nutrient requirements.

Gordon B. Jones, Scott Duggan, Melissa Fery, David Hannaway | Mar 2024 | OSU Extension Catalog Peer reviewed (Orange level)

Understanding Sugar and Nonstructural Carbohydrates in Equine Pasture and Hay

High concentrations of nonstructural carbohydrates in forages can cause health problems for some horses and other domesticated equines like ponies, donkeys, and mules. Learn about the role, levels and management options of NSC in forage plants for limiting NSC intake in horses.

Gordon B. Jones, Shayan Motazedi Ghajar, Scott Duggan, Melissa Fery | Nov 2023 | OSU Extension Catalog Peer reviewed (Orange level)

The PNW 4-H Horse Contest Guide

The definitive compilation of rules for 4-H horse contests in Oregon, Washington, and Idaho, including General Rules, Clothing and Equipment, Contest Guidelines, Performance Guidelines, Driving, Ground Training, Western ...

PNW 4-H Horse Management Team | Oct 2023 | OSU Extension Catalog Peer reviewed (Orange level)

OSU Extension partners with Warm Springs to protect horses from equine infectious anemia

The clinics help eliminate access barriers and protect animal health across the region.

Scott Duggan | Aug 2023 | Impact story

Livestock & Wildfire Resource Hub

Wildfire, via smoke and flames, can endanger the health and productivity of livestock. We are investigating the effects of wildfire—particularly smoke—on cattle. With a more thorough understanding of how wildfire smoke changes animal physiology, we can develop better strategies to alleviate that stress. We invite you to explore our website to learn more about this hazard and our research and outreach projects. Feel free to contact project members at Oregon State University or the University of Idaho with questions.

Jul 2023 | Online resource

Over-the-counter sale of livestock antibiotics ended June 11, 2023

Federal rules in 2023 end the over-the-counter sale of some livestock antibiotics. You will need prescriptions from a veterinarian to treat your animals.

Charles Estill | Mar 2023 | OSU Extension Catalog Peer reviewed (Gray level)