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Division: C06 Forage and Grazinglands

Title: Symposium-- the Value of Condensed Tannins in Forages

Organizer: Jennifer W. MacAdam
Presider: Jennifer W. MacAdam
Lead Community Sponsor:
Cosponsor: C06 Forage and Grazinglands
Community Cosponsor:
Format: Oral Symposium
Keywords: forages, non-bloating, ruminants and tannins

Session Description: Condensed tannins are secondary metabolites found most commonly in legume forages and forbs. Tannins bind and precipitate proteins, making tannin-containing forages non-bloating feed for ruminants. Tannins from different plant species differ in their composition, chemical activity and concentration, and therefore in their effect on ruminant livestock. This symposium will explore positive as well as negative effects of condensed tannins on ruminant nutrition, effects on internal parasites of large and small ruminants, and on the environmental impacts of agricultural systems, such as ammonia and methane emissions and manure mineralization. The quantification and characterization of condensed tannins from forages will also be discussed.


Sponsored by:
The Samuel Roberts Noble Foundation
Forage Genetics International
Organic Valley

Approved for 3.0 CM CEUs.