Phiny C, Ogle B, Preston T R and Borin K 2008: Growth performance of pigs fed water spinach or water spinach mixed with mulberry leaves, as protein sources in basal diets of cassava root meal plus rice bran or sugar palm syrup plus broken rice. Livestock Research for Rural Development. Volume 20, supplement. Retrieved , from http://www.lrrd.org/lrrd20/supplement/phin2.htm