%0 Conference Proceedings %T Investigation of different level of Calcium phosphor and Vitamin D3 effect on the hatching egg and feed to gain ratio %A Kazemi, Mohsen %A Nassiri Moghaddam, Hassan %A Tahmoorespur, Mojtaba %A A. A. Saki %A Tahmasbi, Abdol Mansour %J X111th European Poultry Conference %D 2010