In view of the recent interest in studying the nutrition of wild ruminants in their natural habitats, methods are discussed which by application to killed animals in the field can provide information ...

Volatile fatty acids (VFAs) are key intermediates in anaerobic digestion. Enriched acetogenic and methanogenic cultures were used for the syntrophic anaerobic digestion of VFAs in a continuous ...

A collaboration between chemical engineers and animal scientists has created a system for recovering valuable industrial chemicals from animal waste, representing a major step towards circularity and ...

An Agricultural Research Service (ARS ) scientist may have found a way to cut the amount of ammonia produced by cattle. To do it, he's using a key ingredient of the brewer's art: hops. Cattle, deer, ...