TY  - RPRT
TI  - [Trace elements and the reproductive function of cows].
AU  - M A Danilov
AU  - G A Boiakhchian
AU  - G W Kostandian
AU  - S S Manvelia
PY  - 1977
UR  - https://pubmed.ncbi.nlm.nih.gov/847898/
ID  - 847898
ER  -