Jia qin ying yang yu si liao ke ji jin zhan : di er jie quan guo jia qin ying yang yu si liao ke ji yan tao hui lun wen ji = Advances in poultry nutrition and feed science : proceedings of the second national symposium on poultry nutrition and feed science / Di er jie quan guo jia qin ying yang yu si liao ke ji yan tao hui lun wen ji Advances in poultry nutrition and feed science : proceedings of the second national symposium on poultry nutrition and feed science Guo, Yuming. Qi, Guanghai. Poultry Poultry Feeds 633 ZHO 2007 A083 Or. Beijing Shi : Zhongguo nong ye ke xue ji shu chu ban she, 2007. 2007. Text 1, 4, 493 p. :