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锚头鳋病持续期长,一年四季都可发生,夏秋两季最为严重:鱼体表面锚头鳋可导致病鱼翘尾闹塘,烦躁厌食,最后暴发死亡。测报锚头鳋繁育动态,掌握最佳防治适期,科学选择和标准使用药物,是防治锚头鳋病的有效方法。12002年测报2002年3月中下旬日平均气温比常年高出2～3℃,4月中旬,出
Anchorage can last long, can occur throughout the year, the most serious summer and autumn seasons: fish head anchovy can cause diseased fish Yangtiao Tong, irritable anorexia, the final outbreak of death. It is an effective way to prevent and treat headache by forecasting the dynamic of anchorage 鳋, mastering the best prevention and treatment, using scientific choice and standard. In 12002, the average daily temperature of mid and late March 2002 was 2 ~ 3 ℃ higher than that of normal years. In mid-April,