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我省8、9月份,气温最高,是鱼类摄食生长的旺盛时期,也是鱼病多发季节。在此期间,每次每亩鱼种池用尿素1.5~2,5公斤,全池遍洒,隔3~5天一次,连续施用5~8次,具体用量和间隔时间可视池水肥度和鱼种状况而增减。这样,既可消暑降温,减少传染病爆发;又可提高鱼类食欲,加速生长;还可促使鱼种从夏季的体长增长(俗称
August and September in our province, the highest temperature, is a strong period of fish feeding growth, but also a season of fish disease. During this period, each mu of fish ponds with urea 1.5 to 2, 5 kg, all over the pool sprinkle, once every 3 to 5 days, continuous application of 5 to 8 times, the specific amount and interval can be visualized water and fertilizer and Changes in species status. In this way, both summer and cool, reducing the outbreak of infectious diseases; but also improve fish appetite and accelerate growth; but also to promote the growth of fish species from summer (commonly known as