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7、8、9月份是淡水养殖鱼类疾病高发期,各种细菌、病毒性疾病随着高温季节的到来大量发生。一旦发病往往损失严重、直接影响养殖效益,为避免损失,提高经济效益,在保证早春清塘彻底、放养密度合理的情况下,做好鱼病预防至关重要。鱼病的预防工作要做好以下几点:一、保持水质清新
July, August and September are the high incidence of freshwater aquaculture fish diseases. Various bacteria and viral diseases occur in large numbers with the arrival of high temperature season. Once the disease is often severely damaged, it has a direct impact on the benefits of aquaculture. In order to avoid losses and increase economic benefits, it is of crucial importance to prevent fish diseases while ensuring that ponds are thoroughly cleared in early spring and the stocking density is reasonable. Fish disease prevention work to do the following: First, to maintain water quality fresh