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。
A one-factor experiment was designed to investigate the effects of plant extracts on growth performance and slaughter characteristics in meat-type ducks in the late growth stage.
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.
试验采用单因子设计研究不同水平的尿素、糖蜜及糖蜜与尿素混合处理对甘蔗尾打捆青贮品质的影响。
A single factorial experiment was designed to study the effects of urea and molasses silage on the fermentation quality of the rubbed sheath of sugarcane.
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