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Jan. 16 `Webcast´ to cover feed strategies to curb air emissions for livestock operations

Livestock producers and others interested in hearing the latest information on feeding strategies to reduce animal manure air emissions can access a free webcast Jan. 16. The webcast is produced by the Livestock and Poultry Environmental Learning Center of eXtension.

eXtension is an educational partnership comprised of landgrant universities across the country. Kansas State University Research and Extension is a partner in eXtension.

Four researchers will discuss economic and research data from field trials and the implications for different feeding strategies to reduce animal manure air emissions as part of the webcast. Speakers will include:

* Andy Cole, U.S. Department of Agriculture Agriculture Research Service scientist at Bushland, Texas. Cole researches the effects of diet and management on nutrient excretion, ammonia emissions and methane emissions of finishing beef cattle.

* Mark Hannigan, Virginia Tech University dairy science associate professor. Hannigan focuses on regulating energy and nitrogen metabolism in ruminant animals and reducing ammonia emissions from manure through reduced urinary nitrogen output.

* Alex Hristov, Pennsylvania State University. Hristov researches improved efficiency of nitrogen use in dairy cows.

* Scott Carter, Oklahoma State University, conducts research about swine nutrition.

The session begins at 2:30 p.m. Eastern Standard Time and 1:30 p.m. Central Standard Time. The webcast "meeting room" opens 15 minutes before the start time. Participants may go to to view.

The Jan. 16 event is part of a monthly series of webcasts hosted by the Livestock and Poultry Environmental (LPE) Learning Center, an information resource developed by more than 150 experts from land-grant universities, agencies and other organizations. The center is part of the national eXtension interactive Web resource customized with links to local Cooperative Extension Web sites.

The LPE Center advocates that individuals involved in public policy issues, animal production and delivery of technical services for animal producers should have on-demand access to the nation's best science-based resources. Articles about animal manure management are at

eXtension is an educational partnership helping Americans improve their lives with access to timely, objective, research-based information and educational opportunities. The eXtension site is Land-grant universities were founded on the ideals that higher education should be accessible to all, that colleges should teach liberal and practical subjects and share knowledge with people throughout their states. Related resource areas: Animal Manure Management.

TAGS: Management
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