Thu Lan L T, Trong Ngu N, Thai Hung L, Nguyen Han L V and Hong Nhan N T 2019: Moringaringa oleifera and Calliandra calothyrsus leaf powder as feed supplement in the diet of laying Japanese quails. Livestock Research for Rural Development. Volume 31, Article #114. Retrieved , from http://www.lrrd.org/lrrd31/7/nhan31114.html