R. H. Al-Obaidi, & H. R. A. Al-Janabi. (2025). PROLACTIN AND RECEPTOR GENE POLYMORPHISM AND THEIR ASSOCIATION WITH SOME PRODUCTIVE TRAITS OF HOLSTEIN COWS. IRAQI JOURNAL OF AGRICULTURAL SCIENCES, 56(4), 1305-1315. https://doi.org/10.36103/r2pc7s61