9Johnston L J, Pettigrew J E, Baidoo SK. Efficacy of sucrose and milk chocolate product or dried porcine solubles to increase feed intake and improve perform- ance of lactating sows [J ]. Jourrnal of Animal Sci- ence,2013,91 (12) : 2475 - 2482.
10Antonio J . Barroga Ernesto A. Martin Christian Al- bert DC. Dried procine soluble for swine feeding[J]. Animal Husbandry and Agricultural Journal, 2005, 45 (12) :1254 - 1259.