The pigs received poor quality food, there is a little red meat in percentage is very fat and ruins. In particular, there diet with protein or amino acids not enough to salvage the pigs had reduced red meat consumption.
Pigs fed poor quality will be low, and the percentage of red meat in carcass fat. In particular, a protein or amino acids do not make enough red meat carcass were reduced.
The pigs fed a lean meat percentage of poor quality remains less and has a lot of fat. Specific protein or amino acids are not enough to wreck swine are red meat consumption decreased.