TY - JOUR T1 - Investigation of Egg Weight, Ovarian Follicles Morphology and Growth Differentiation Factor 9 mRNA Expression in Potchefstroom Koekoek Chicken Breed JO - Brazilian Journal of Poultry Science A1 - Hlokoe, VR A1 - Tyasi, TL A1 - Mbazima, V A1 - Gunya, B SN - 1516-635X UL - 10.1590/1806-9061-2022-1723 VL - 25 Y1 - 2023 PB - Brasil ER -