& ET AL., Mohammed. EFFECT OF ADDING PENTOXIFYLLINE AND NITRIC OXIDE TO TRIS EXTENDER ON SOME POST-CRYOPRESERVED SEMEN ATTRIBUTES OF HOLSTEIN BULLS. IRAQI JOURNAL OF AGRICULTURAL SCIENCES, [S. l.], v. 51, n. 2, p. 619–628, 2020. DOI: 10.36103/ijas.v51i2.989. Disponível em: https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/989.. Acesso em: 7 may. 2024.