The effect of the use of cassava tuber (Manihot esculenta) and Indigofera zollingeriana leaf flour combination as a source of energy supplemented with citric acid in ration on broiler small intestine characteristics and productivity. (2022). Journal of Advanced Veterinary and Animal Research, 9(3), 471-480. https://www.banglajol.info/index.php/JAVAR/article/view/80292