Assertion: protein's acid | /r/HasProperty | vfa
Facets:
Source sentences:
text: In the rumen, microbial digestion of cellulose and hemicellulose (from roughages) and starch (from grains) results in the production of energy rich byproducts called volatile fatty acids (VFA's) which are absorbed by the animal through the rumen wall.
text: Volatile fatty acids (VFA’s) are absorbed from the rumen and used as an energy source for the cow.