![Adding a second prostaglandin F2α treatment to but not reducing the duration of a PRID-Synch protocol increases fertility after resynchronization of ovulation in lactating Holstein cows - ScienceDirect Adding a second prostaglandin F2α treatment to but not reducing the duration of a PRID-Synch protocol increases fertility after resynchronization of ovulation in lactating Holstein cows - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0022030216300583-gr1.jpg)
Adding a second prostaglandin F2α treatment to but not reducing the duration of a PRID-Synch protocol increases fertility after resynchronization of ovulation in lactating Holstein cows - ScienceDirect
![PDF] Comparison of two intravaginal progesterone releasing devices (PRID- Delta vs CIDR) in dairy cows: blood progesterone profile and field fertility. | Semantic Scholar PDF] Comparison of two intravaginal progesterone releasing devices (PRID- Delta vs CIDR) in dairy cows: blood progesterone profile and field fertility. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/5807bee735c4d104b7933f4ab7bd40e67a67aac6/3-Figure2-1.png)
PDF] Comparison of two intravaginal progesterone releasing devices (PRID- Delta vs CIDR) in dairy cows: blood progesterone profile and field fertility. | Semantic Scholar
![Effect of a progesterone-releasing intravaginal device (PRID) for 8 days during a modified Ovsynch protocol on pregnancy outcomes in lactating Holstein cows - ScienceDirect Effect of a progesterone-releasing intravaginal device (PRID) for 8 days during a modified Ovsynch protocol on pregnancy outcomes in lactating Holstein cows - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S266691022300025X-gr1.jpg)