TY - JOUR AU - Ahmadpor Borazjani, Mohammad AU - Ziaee, Saman AU - Esfanjyari kenari, Reza TI - Profitability investigation of poultry farms in Mazandaran province Using Behavioural profit and Stochastic Frontier Approaches JO - VL - 93 IS - 2 SP - 25 EP - 40 PY - 2014 DO - ER -