Poultry Science Journal (PSJ) is an international scientific journal published by Gorgan University of Agricultural Sciences and Natural Resources (GUSNR), Gorgan, Iran. PSJ is an open access journal that publishes original papers, research notes and reviews of basic sciences as applied to poultry. Subjects are included all disciplines engaged in the field of poultry science and researches: -Genetics and Biotechnology -Hatchery Management -Meat and Egg Quality -Nutrition and Metabolism -Physiology and Reproduction -Production and Management Preference is certainly given to papers from experimental and observational researches at the field, local, regional and global levels. The journal also features rapid publication of short communications. Papers should be original, unpublished and not being considered for publication elsewhere. Papers based on limited data or of local importance and results from routine experiments will not normally be considered for publication.