Chen et al., 1972. J. Agric. Assoc. China, 79: 22-26 Document reference Chen, M. C. ; Chen, C. P. ; Chang, P., 1972. The nutritive value of pineapple by-products for ruminants. J. Agric. Assoc. China, 79: 22-26Citation key Chen et al., 1972Datasheets Pineapple by-products