Keywords Duck Enteritis Virus;Genome DNA;Restriction Endonuc lease Analysis;Gene Library;Construction;Nucleocapsid Protein Gene;Expression;Antigenicity;

• 鸭病毒性肠炎病毒;基因组DNA;限制性核酸内切酶分析;基因文库;核衣壳蛋白基因;构建;表达;抗原性;