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白露过后,鱼病逐渐减少,将进入后期旺长阶段。抓好这一时期的饲养管理,对夺取渔业丰收有着重要作用。 一、投足饵料。这一时期水温适宜,鱼类新陈代谢旺盛,食欲猛增,需要大量投饵。总的原则是只要鱼吃得下,就要适当多投些。一般9月下旬至10月底40多天时间内,草类的投喂量应占全年投饵量的20％左右,精料占30％以上,贝类占40％以上。草类、贝类资源不足的,可多投
White dew, the fish disease gradually reduced, will enter the late stage of flourishing. Doing a good job in this period of feeding and management, to capture the harvest of fisheries has an important role. First, vote enough food. This period suitable temperature, fish metabolism, surge in appetite, requiring a lot of feeding. The general principle is that as long as the fish eat, it is necessary to invest more properly. Generally from late September to late October over 40 days, the amount of grass fed should account for about 20% of the annual feed, concentrate accounted for more than 30%, shellfish accounted for more than 40%. Grass, shellfish resources, can be cast