如何防控鱼类寄生虫性疾病？ -题库考试答案搜索网

如何防控鱼类寄生虫性疾病？

问答题

2022-03-12 11:05

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正确答案

防控鱼类寄生虫病主要从
①提高鱼体自身抵抗力
②改善水体环境
③杀灭鱼体携带的寄生虫三个方面入手。具体措施如下：
1·放养前用生石灰或漂白粉彻底清塘消毒，用高锰酸钾溶液浸洗鱼种
2·养殖期间排污彻底，保持清洁
3·加强饲养管理，注意水质，合理放养密度，提高鱼体抵抗力
4·鱼种过冬前用硫酸铜溶液浸洗鱼体，8g∕L，20-30min，或高锰酸钾溶液，1.5-2h
5·病鱼池用硫酸铜和硫酸亚铁合剂、硝酸亚汞、高锰酸钾、福尔马林或碘等化学药物或苦楝树叶等中草药全池泼洒治疗。根据寄生虫的种类不同选择不同的药物

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标签：大学试题农学

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