September 2020

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Role of Fecal Egg Counts

The Role of Fecal Egg Counts in Sheep/Goat Health is the title of the most recent Timely Topic, published by the American Consortium for Small Ruminant Parasite Control (ACSRPC). The author is Susan Schoenian, Sheep & Goat Specialist for University of Maryland Extension.

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Diarrhea Associated With Parasites

Australian researchers published a review article about "Diarrhea associated with gastrointestinal parasites in grazing sheep." Diarrhea is a common and widespread problem in sheep. In many places, it is a major risk factor for flystrike.

Learn more . . .

Comparison of Fecal Egg Count Methods

Measurement of fecal egg counts (FEC) is the standard approach for assessing strongyle-type parasite egg shedding in livestock and is the primary means for assessing dewormer efficacy. There are several fecal egg counting methods. They vary in sensitivity, accuracy, precision, and technical difficulty.

Read more . . .

New videos from ATTRA

Some new videos have been added to the web site

Managing your flock
With ACSRP members Linda Coffey and Joan Burke
Part 1. Diagnosing and treating sick sheep
Part 2. Preventing internal parasites

Managing internal parasites
With Linda Coffey
Part 1. Know the enemy
Part 2. Outsmart the enemy
Part 3. Attack the enemy

ATTRA is a program developed and managed by the National Center for Appropriate Technology (NCAT). ATTRA provides information and technical assistance to farmers, ranchers, Extension agents, educators, and others involved in sustainable agriculture.

Managing Your Flock, Part 2: Preventing Internal Parasites

Timely Topic: March 2014

Do Herbal Dewormers Work?
by Dahlia O'Brien

Internal parasite infections are a major cause for reduced productivity in the sheep and goat industry. Before the use of chemical dewormers became widespread, many livestock farmers used natural plant remedies in their herd/flock to control these infections. But, how effective are they in controlling internal parasites?

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About the Newsletter

WORMINFO is a monthly newsletter about gastro-intestinal parsites. It is sent to subscribers to the WORMINFO listserv. The WORMINFO listserv lets subscribers know when something new has posted to WORMX, the web site of the American Consortium for Small Ruminant Parasite Control (ACSRPC). To subscribe to the WORMINFO listserv, send an email to In the body of the message, write subscribe WORMINFO. You can also subscribe to the newsletters via Smore.

American Consortium for Small Ruminant Parasite Control (ACSRPC)

The ACSRPC is a group of scientists, veterinarians, and extension specialists dedicated to helping small ruminant producers control GI parasites in their flocks and herds. The consortium was formed in 2003 in response to the critical state of the small ruminant industry associated with the emergence of anthelmintic resistant worms.