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用浸泡免疫法和特异化饵料免疫法对当年草鱼苗进行免疫对照试验。结果表明 ,特异化饵料免疫组的成活率为 90 4 %± 0 4 % ,产量为 16 5 4 5± 2 78 5kg/hm2 ,获得平均免疫保护力为 95 % ;3项指标分别比浸泡免疫法高出 30 1%± 5 2 %、6 36± 4 70 2kg/hm2 和 30 %。
Immunization of grass carp fry with the soaking immunization method and the special dietary immunization method. The results showed that the survival rate of the specific immunized group was 90 4% ± 0 4% and the yield was 16 5 45 ± 2 78 5 kg / hm 2, with an average immunity protection of 95% 30 1% ± 5 2% higher, 6 36 ± 4 70 2 kg / hm 2 and 30% higher.