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贺强, 丁阳, 袁超, 李俊明, 严华祥, 邹晓庭
Effects of Dietary Supplementation of L-Tryptophan on Performance, Egg Quality and Serum Biochemical Parameters of Xinyang Green Shell Laying Hens
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动物营养学报 . 2015, (8): 2388 -2395 .  DOI: 10.3969/j.issn.1006-267x.2015.08.010