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实践证明,草鱼夏花免疫是避免大鱼种阶段暴发“瘟疫”的关键措施。草鱼夏花免疫季节即将来临,特向有关专业户介绍其技术操作方法。 1、加强草鱼夏花培育。每亩放养5000～8000尾,稀养速成,规格达6厘米以上即开始注射。 2、注射时间。6月上旬至7月中旬均可注射,一般以上午11时前为宜。 3、疫苗配备。取省水产所或邵阳水产所制成的玻璃瓶装浓缩液状灭活疫苗,用0.7～0.9％无菌生理盐水(或葡萄糖氯化钠溶液)稀释十倍左右,即可供注射用。气温高,浓缩疫苗要低温保存,稀释液要随配随用,一般不超
Practice has proved that grass carp summer flower immunization is to prevent the outbreak of large species stage “plague” the key measures. Grass carp summer season is approaching the immune, especially to the relevant professional users to introduce their technical methods of operation. 1, strengthen grass carp summer flower cultivation. The stocking of 5000 ~ 8000 acres per acre, rare rash speed, specifications up to 6 cm above the injection. 2, injection time. Early June to mid July can be injected, usually before 11 am appropriate. 3, the vaccine is equipped. Take the provincial aquatic products or Shaoyang Aquatic Products made of glass bottled concentrated inactivated vaccine, with 0.7 to 0.9% sterile saline (or dextrose sodium chloride solution) diluted about ten times for injection. High temperature, concentrated vaccine to be stored at low temperature, diluent to be used with the accompanying, generally not super