Genetic and phenotypic trend of milk production traits and age at first calving applying random regression model in friesian cattle in Egypt
By: Muhammad, Hamadah Muhammad; Khalil, Mahir Hasab al-Nabi; Zahid, S. M.…[et al.]. Egyptian Journal of Animal Production. Vol. 57, no. 2 (May. 2020), pp.71-79, 9 p.
Subjects: Egypt; Genetic aspects; Milk production