TY  - RPRT
TI  - Dairy Herd Management Program.
AU  - T W Lehenbauer
PY  - 1987
DO  - 10.1016/s0749-0720(15)31127-0
UR  - https://pubmed.ncbi.nlm.nih.gov/3319081/
ID  - 3319081
ER  -