Even with the routine use of drugs to prevent blackhead, the two species should never be run together . 即使采用药物防止黑头病作为常规措施，这两种家禽也永远不能混群。
The poultry industry can no longer be considered composed of localized businesses limited to certain states or areas . 家禽工业不应再被认为是由只限于某些州或大区的局部事业所组成。
This chapter will not cover all the detailed disease control methods adapted to modern trends or to all types of poultry . 本章并不涉及适应于现代动向或各类家禽的详细疾病控制方法。
The poultryman or farm manager frequently has difficulty in assembling a crew of people who are available and knowledgeable about handling poultry . 养禽业业主或鸡场经理经常不易找到懂得管理家禽的人。
To inspect vehicles carrying poultry at man kam to 在文锦渡检查运送家禽的车辆
Sardine , fish eggs , shellfish like scallop and mussel 过量的肉类家禽类和鱼类。
Seasonal influenza vaccines for poultry workers 对接触家禽的工人定期注射疫苗。
One - off grant for live poultry retail workers 给予活家禽零售业工人一笔过补助金
