TY  - RPRT
TI  - Estimation of microbial nitrogen compounds entering the ruminant duodenum using different reference components including a 32P label.
AU  - R H Smith
AU  - P E Lewis
AU  - A B McAllan
PY  - 1977
UR  - https://pubmed.ncbi.nlm.nih.gov/896776/
ID  - 896776
ER  -