一、选好越冬塘:要背风向阳,排灌方便不渗漏,塘底平坦,面积2-3亩,水深2米以上。 二、追膘:鱼种越冬前要进行追膘,可投喂精饲料,增强体内脂肪等营养,以应付越冬期间体能消耗。 三、清塘消毒:秋末冬初并塘前10天,要用生石灰土法简易清塘消毒,干池清塘每亩75千克,带水清塘,每亩用生石灰100-150千克。 First, the selection of winter ponds: leeward sunny, irrigation and drainage do not leak, ponds flat, an area of ​​2-3 acres, more than 2 meters in depth. Second, chase 膘: fish before winter to chase 膘 can feed fine feed, enhance body fat and other nutrients, to cope with physical consumption during wintering. Third, clear pond disinfection: early autumn and early winter and 10 days before the pond, use quick-lime soil method simple pond disinfection, dry pond Qing Tang 75 kg per mu, with water ponds, with lime 100-150 kg per mu.