Ismoyowati, Indrasanti D, Sumarmono J. Blood Biochemical Profile, Growth Performance, Carcass Characteristics and Meat Quality of Mallard and Muscovy Ducks Fed Diet Supplemented with Bay Leaves (Syzygium polyanthum). Int. J. Poult. Sci. 2015;15(1):21–26. doi:10.3923/ijps.2016.21.26