121 Synchronisation of ovulation in lactating dairy cows following a lengthened proestrus in an estradiol/progesterone-based protocol
Keyword(s):
1999 ◽
Vol 8
(3)
◽
pp. 355-366
◽
2009 ◽
Vol 72
(6)
◽
pp. 798-802
◽
2016 ◽
Vol 99
(11)
◽
pp. 8858-8866
◽