春夏季诊断鱼病五法一、根据鱼在池塘活动情况诊断。健壮的鱼一般是成群集游，行动灵活，反应敏捷，受惊即刻潜入水中。病鱼则通常离群独游，行动呆慢，反应迟钝，受惊后略向水下潜游，后缓缓游出水面。当鱼患有鱼鲺病等寄生虫病时会在水面狂打转或在水面断续的跳跃。二、... Spring and summer diagnosis of fish disease five law, according to the fish in the pond activity diagnosis. Sturdy fish is usually a group tour, flexible action, quick response, frightened and immediately dive into the water. Diseased fish are usually solitary excursions, slow action slow, unresponsive, slightly scared to dive underwater, after slowly swim out of the water. When the fish suffers from mastitis and other parasitic diseases will be mad on the water spin or intermittent jumping on the water. two,...