ประโยคภาษาจีน : 中文句子 |
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jiē guǒ 结果 biǎo míng 表明 gěi 给 chú jī 雏鸡 zǎo qī 早期 sì wéi 饲喂 wēi 微 shēng tài 生态 zhì jì 制剂 duì 对 shí yàn 实验 gǎn rǎn 感染 jī 鸡 bái lì 白痢 shā mén 沙门 shì 氏 gǎn jūn 杆菌 yǒu 有 yù fáng 预防 zuò yòng 作用 |
The results showed that the microecological preparations could prevent chicks from being infected with Salmonella pullorum experimentally if they were fed to chicks at the early stage of chick growth. |