%0 Conference Proceedings %T Isolation and Identification of Brachyspira pilosicoli from laying hens flocks, using conventional culture and molecular methods in Mashhad-Iran %A Jamshidi, Abdollah %A Bassami, Mohammad Reza %A Kasaei Roodsari, Aida %A Mohammadi, Azam %J ششمین همایش ملی بیو تکنولوژی %D 2009