Quantitative trait locus (QTL) is a section of DNA that correlates with variation in a Phenotype.The QTL typically is linked to, or contains, the genes that control that phenotype.
Related Journals of Bird QTL Mapping
International Journal of Plant, Animal and Environmental Sciences, Journal of Veterinary Science & Technology, Australian Field Ornithology, Journal of the Yamashina Institute for Ornithology, Open Ornithology Journal