The aim of this study is to investigate the effect of oral spray with probiotics on the intestinal development and microflora colonization of hatched ducklings.

中文翻译：

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乳杆菌口服喷雾剂对小鸭生长性能，肠道发育和菌群的影响。

这项研究的目的是研究口服益生菌喷雾剂对雏鸭肠道发育和菌群定殖的影响。