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The effects of different dosages of Burdock fructooligosaccharide on performance and nitrogen balance in sheep
郭勇庆,张英杰,刘月琴,宋杰,程善燕,董李学
Chinese Agricultural Science Bulletin . 2010, (3): 15 -18 .  DOI: 10.11924/j.issn.1000-6850.2009-1765