Liu, Lingbin Polymorphisms in the Chicken Growth Differentiation Factor 9 Gene Associated with Reproductive Traits. [electronic resource] - BioMed research international 2018 - 9345473 p. digital Publication Type: Journal Article ISSN: 2314-6141 Standard No.: 10.1155/2018/9345473 doi Subjects--Topical Terms: AnimalsAvian Proteins--geneticsChickens--geneticsGrowth Differentiation Factor 9--geneticsPolymorphism, Single NucleotideQuantitative Trait, HeritableReproduction--genetics