添喂色氨酸、过瘤胃色氨酸对奶牛泌乳性能、血浆指标和乳中褪黑素含量的影响
陈俊宏, 赵芳, 魏凯敏, 谭世新, 杨开伦
Effects of Tryptophan and Rumen-Protected Tryptophan Supplementations on Lactation Performance, Plasma Indexes and Milk Melatonin Content of Dairy Cows
CHEN Junhong, ZHAO Fang, WEI Kaimin, TAN Shixin, YANG Kailun
动物营养学报 . 2017, (11): 3921 -3931 .  DOI: 10.3969/j.issn.1006-267x.2017.11.012