Huyen N T D, Trach N X and Preston T R 2013: Effects of supplementation of paddy rice and/or rice grain and/or rice husk to sweet potato (Ipomoea batatas) vines as basal diet on growth performance and diet digestibility in rabbits. Livestock Research for Rural Development. Volume 25, Article #19. Retrieved , from http://www.lrrd.org/lrrd25/1/huye25019.htm