Features of changes in morphometric indicators of ovaries of laying hans during postnatal ontogenesisGulnoza Rakhmanova, Nasriddin Dilmurodov, Dmitriy Fedotov, Zukhra Normuradova and Elmurod MukhtarovE3S Web of Conf., 463 (2023) 01007DOI: https://doi.org/10.1051/e3sconf/202346301007