Kh. El, S., M. R, E.-G., R.A, H. and Radwa, I.F. 2021. Effect of Pre-Storage Heating and Period of Storage on Hatchability Traits of Dokki-4 Eggs. Animal Review. 8, 1 (Oct. 2021), 20–29. DOI:https://doi.org/10.18488/journal.ar.2021.81.20.29.