5Ravindan V.Cessava leaves as animal feed :Potential and limitations[J].Journal of the Science of Food and Agriculture,1993,61(2):141- 150.
6Yeoh H H and Chew,M.Y.Protein content and amino acid composition of cassava leaf[J].Phytochemistry, 1976,15:1597-1599.
7Ravindran G and Ravindran V. Changes in the nutritional composition of paition of cassava (Manihot esculental Crantz) leavesduring maturity. Food Chemistry, 1988,27(4):299- 309.