TY - JOUR AU - Shultz, Thomas TI - Extruded soybeans for mid-lactation Holsteins milked 3X daily JF - California Agriculture JO - Calif Agr Y1 - 1983/05/01 VL - 37 IS - 5 SP - 22 EP - 23 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v037n05p22 AB - The dairy cow, like other ruminants, has four compartments in its stomach. The first compartment, the rumen, partially degrades feedstuffs by anaerobic microbial fermentation processes. The fourth compartment, or abomasum, corresponds to the single stomach of nonruminants, where final degradation of ingested material takes place.