Al-Taiy, Mohammed Kreem, and Makki Khalaf Al-Dulaimi. 2021. “Relationship of Luteinizing Hormone Concentration With Reproductive and Productive Performance in Holstein Cows Bred in Iraq”. Al-Furat Journal of Innovations in Agricultural Sciences 1 (1):16-25. https://journals.atu.edu.iq/index.php/afjias/article/view/61.