摘要
150只 1日龄雏鸡随机分成 5组 ,第 1～ 4组为加硒试验组 ,第 5组为不加硒对照组。全部鸡饲喂全价饲料 (含硒 0 .1 8mg/kg) ,并以饮水方式进行新城疫第一次免疫和第二次免疫。其中第 1～ 4组分别于两次免疫前连续 3 d以饮水方式给予亚硒酸钠 ,剂量分别 0 .2 5、0 .50、0 .75及1 .0 mg/kg。试验结果表明 :各组平均血清硒含量变化与给硒剂量相一致 ;第 3组、第 4组雏鸡的增重显著或极显著地高于第 5组 (P<0 .0 5或 <0 .0 1 ) ;各加硒试验组红细胞免疫粘附功能均较不加硒对照组为高 ,其中以第
day old chickens were randomly divided into 5 groups and all fed a basal diet containing 0 18mg/kg selenium(Se) 5 groups drank respectively 0 25mg/kg,0 50mg/kg,0 75mg/kg,1 0mg/kg and 0 0 mg/kg Se as sodium selenite for 3 days before the first and the second immunization Newcastle disease vaccine by drinking The result indicated that the average concentration of Se in serum corresponded to the dosage of Se by drinking The mean weight gain of group 3 and group 4 were significantly increased (p<0 05 or p<0 01) RBC immune function in groups 1~4 especially in group 3 were higher than in group 5
出处
《中国兽药杂志》
2001年第4期18-20,共3页
Chinese Journal of Veterinary Drug
