The study was conducted to investigate effects of several synbiotics on the growth performance, relative weight of immune organs and serum endotoxin content of cherry valley meat ducks.
采用单因子试验设计，研究了天然植物提取物对生长后期肉鸭生长性能和屠宰性能的影响。
The study was conducted to investigate effects of several synbiotics on the growth performance, relative weight of immune organs and serum endotoxin content of cherry valley meat ducks.
采用单因子试验设计，研究了天然植物提取物对生长后期肉鸭生长性能和屠宰性能的影响。
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