(一)淡水常规鱼类养殖1.苗种培育和放养。7-8月份是常规鱼类苗种培育和放养的重要时期,应做好夏花和鱼种培育工作。苗种放养前应及时做好清塘、消毒,放养时必须用食盐水或高锰酸钾等浸浴消毒。从外地购进苗种,必须进行病害检测检疫。 (A) freshwater conventional fish farming 1. Seed breeding and stocking. July-August is an important period for routine fish seed breeding and stocking. Summer flowers and fingerling breeding should be done. Seedlings should be promptly cleared before stocking Qing Tong, disinfection, stocking must be salt water or potassium permanganate bath disinfection. Purchase of seed from the field, must carry out disease detection and quarantine.