breeder flock造句

例句与造句

1. The infected breeder flocks are quarantined from uninfected flocks .
   把感染群同非感染群隔离开来。
2. A strain of subgroup j avian leukosis virus ( alv - j ) was isolated from an adult broiler breeder flock , which had a history of myeloid leukosis ( ml ) , in inner mongolian . moreover , another strain of alv - j was isolated from a ml case in shandong
   本研究从曾见典型ml病例的内蒙古某肉种鸡场淘汰肉种鸡和山东一例骨髓性白血病( myeloidleukosis , ml )肉种鸡病例中，分离出两株j亚群禽白血病病毒( avianleukosisvirussubgroupj , alv - j ) 。
3. It's difficult to find breeder flock in a sentence. 用breeder flock造句挺难的