CollegeofAnimalMedicine;
NortheastAgriculturalUniversity;
Harbin150030;
P.R.China;
CollegeofAnimalScienceandTechnology;
HeilongjiangAugustFirstLandReclamationUniversity;
Mishan158308;
P.R.China;
鸭; 硒中毒; 一氧化氮; 浓度; 一氧化氮合酶; 酶活性; NO; NOS; 血清; 组织;