Silage additive and a process for preparing silage using it

摘要

There is provided an inexpensive silage additive which improves silage fermentation and improves the nutrient quality for livestock animals. The present invention relates to a silage additive which comprises a liquid by-product from an amino acid fermentation broth, said liquid by-product being acidified to a pH in the range of from 3.0 to 6.0.