The employees are putting to death one-day old chickens with tears. "it's as if a mother killed her child", - poultry-women explain their feelings.
该员工含着泪水对死于一日龄的雏鸡说：“这好像一个孩子的母亲杀了她”-家禽饲养妇女解释他们的感受。
Testes from 18-day-old embryonic chickens were used to isolate seminiferous epithelial cells by sequential two-step enzyme digestion with collagenase and trypsin.
以18天鸡胚睾丸为实验材料，经胶原酶和胰蛋白酶两步酶消化法得到生精上皮细胞悬液。
Ten one-day-old Beijing White chickens were injected proper amount of colchicine by intraperitoneal, then marrow cells were washed out and chromosome specimens were prepared.
采用腹腔注射秋水仙素，取骨髓细胞制备染色体标本，对无特定病原体京白鸡的核型进行了分析。
Objective Physiological values of BWEL-SPF chickens of 1 day old and 20 weeks old were measured and compared.
目的对1日龄和20周龄的BWEL -SPF鸡的各项生理指标进行测定和比较。
A total of 100 1-day-old Avian chickens were used to study effects of acidulants agent on performance and nutrient digestibility.
酸化剂作为试验组，研究饲粮中添加酸化剂对肉仔鸡生产性能和养分消化率的影响。
Recults showed that 21-day-old male Luoman chickens inoculated with 1 000 and 5 000 sporulated oocysts of Emitis appeared normal 6 days PI and no lesions were observed in the intestines.
结果表明，21日龄雏鸡感染1 000个和5 000个孢子化卵囊未见异常表现，肠道未发现肉眼可见的病理变化。
Recults showed that 21-day-old male Luoman chickens inoculated with 1 000 and 5 000 sporulated oocysts of Emitis appeared normal 6 days PI and no lesions were observed in the intestines.
结果表明，21日龄雏鸡感染1 000个和5 000个孢子化卵囊未见异常表现，肠道未发现肉眼可见的病理变化。
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