Effect of bovine somatotropin (500 mg) administered at ten-day intervals on ovulatory responses, expression of estrus, and fertility in dairy cows.
Rivera
F
F
Department of Animal Sciences, University of Florida, Gainesville 32611, USA.
Narciso
C
C
Oliveira
R
R
Cerri
R L A
RL
Correa-Calderón
A
A
Chebel
R C
RC
Santos
J E P
JE