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Öğe Cost-Benefit Analyses of Pekin Duck Fattening According to Various Housing Systems and Slaughter Age(Kafkas Univ, Veteriner Fakultesi Dergisi, 2010) Demir, Pinar; Erisir, Zeki; Poyraz, Oeznur; Onbasilar, Esin Ebru; Erdem, EvrenThis research was carried out to determine the effects of various housing systems and slaughter age of Pekin ducks on profitability. In this research, it was determined that semi intensive pool system had positive effects on ducklings' welfare in production; on the other hand profitability of duck production is much higher in semi intensive systems without pool.