1.
Acta Vet Scand
; 21(1): 108-12, 1980.
Article
in English
| MEDLINE
| ID: mdl-7189954
Subject(s)
Estrus , Thyroxine/blood , Animals , Cattle , Estrus Detection , Female , Insemination, Artificial/veterinary , Pregnancy
2.
Hereditas
; 62(3): 293-302, 1969.
Article
in English
| MEDLINE
| ID: mdl-5399220