Manivanh N, Ngoan L D and Preston T R 2012: Apparent digestibility and N retention in growing pigs fed rice bran supplemented with different proportions of ensiled Taro foliage (Colocacia esculenta) and rice distillers’ by-product. Livestock Research for Rural Development. Volume 24, Article #67. Retrieved , from http://www.lrrd.org/lrrd24/4/noup24067.htm