Research Article
Some Factors Affecting Sex Ratio of Dairy Herds in East Azarbijan, Iran
Department of Animal Science, Islamic Azad University-Shabestar Branch, Iran
Sh. Golzar Adabi
Organization of Agricultural Jahad, East Azarbijan, Iran
A. Ahmadzadeh
Department of Herbalogy, Islamic Azad University-Shabestar Branch, Iran
J. Davoodi
Department of Veterinary, Islamic Azad University-Miyaneh Branch, Iran