TY  - RPRT
TI  - Estrous behavior in confined beef cows.
AU  - J F Hurnik
AU  - G J King
PY  - 1987
DO  - 10.2527/jas1987.652431x
UR  - https://pubmed.ncbi.nlm.nih.gov/3624092/
ID  - 3624092
ER  -