秋冬季池塘養殖泥鰍管理應做到以下幾點:
1、及時投喂,催肥增膘。泥鰍在水溫10℃以上均可攝食。水溫在20℃以上時是催肥增膘的關鍵時期,應充分投喂;水溫15℃以上,泥鰍攝食仍較旺盛,飼料投喂仍不可放鬆;水溫10-15℃時,每天至少投喂1次。這一時期應加大動物性飼料的投喂比例,並拌入少量複合氨基酸及複合維生素,以提高泥鰍對飼料的利用率。水溫低於10℃,晴天中午仍有泥鰍上浮覓食時,應堅持少量投喂。
2、搭建溫棚,防寒保暖。水溫低於10℃時,泥鰍生長逐漸減緩,直至停止生長,人工防寒保暖可相對延長泥鰍生長期。具體做法是,當水溫在15℃zuoyoushi,zainiqiuyangzhichisizhouchazhugan,zuochenggongpengjiaxing,shangyongtoumingsuliaobomodasherengongbaonuanpeng,jikebaozhengzhengchangguangzhaoyounengyouxiaojianhuanreliangsanshi,keyanchangniqiushengchangqiyigeduoyue。shiheyushuimianjiaoxiaodechitangtuiguangyingyong。
3、采取措施,安全越冬。自然越冬的露天池塘,每年11月份氣溫降至10℃以(yi)下(xia)時(shi),泥(ni)鰍(qiu)開(kai)始(shi)停(ting)止(zhi)攝(she)食(shi),逐(zhu)漸(jian)進(jin)入(ru)越(yue)冬(dong)休(xiu)眠(mian)期(qi)。露(lu)天(tian)池(chi)塘(tang)泥(ni)鰍(qiu)的(de)自(zi)然(ran)越(yue)冬(dong)方(fang)式(shi)有(you)兩(liang)種(zhong)。一(yi)是(shi)幹(gan)池(chi)越(yue)冬(dong),泥(ni)鰍(qiu)停(ting)食(shi)後(hou),將(jiang)池(chi)水(shui)放(fang)幹(gan),待(dai)泥(ni)鰍(qiu)進(jin)入(ru)池(chi)底(di)泥(ni)土(tu)中(zhong)後(hou),在(zai)泥(ni)麵(mian)覆(fu)蓋(gai)15-20厘米厚的草包或農作物秸稈,保持底泥濕潤、bujiebing。fugaiwubuyaoduijiguomi,yifangniqiuzhixisiwang。nitujiaoganshikebakaifugaiwupenshuirunshi,bukezaifugaiwushangpenshui。ershishenshuiyuedong,jizainiqiujinruyuedongqiqian,jiangchitangshuiweishenggaozhi1mizuoyou,rangniqiuzuanrushuixianituzhongjinxingdongmianyuedong。yuedongqijianzhuyiguanchashuiwei,jishibushui,fangzhiyinshuiweiguoqianerdaozhiniqiudongsi。ruochishuijiebing,yingjishirengongpobing,yifangchangshijianbingfengdaozhiniqiuqueyangzhixi。
手機版




