Did My Feed Grinder Cause My Cattle to Bloat?
Dr. Francis L. Fluharty
Ohio Beef Cattle Letter
When cattle are over-fed large amounts of starch Streptococcus bovis bacteria that make lactic acid increase rapidly. In this instance, bacteria that use lactic acid (Megasphaera elsdenii, Selenemonas ruminantium, and Selenomonas lactilytica) cannot keep up with production of the lactic acid.
The Beef Blog 