餅粉培育法 將豆餅、棉餅、花hua生sheng餅bing或huo菜cai子zi餅bing等deng餅bing粕po磨mo成cheng幹gan粉fen喂wei魚yu,這zhe是shi近jin年nian來lai北bei方fang地di區qu普pu遍bian采cai用yong的de投tou喂wei方fang法fa。此ci法fa的de好hao處chu是shi,飼si料liao可ke集ji中zhong加jia工gong,使shi用yong方fang便bian。幹gan粉fen在zai池chi水shui中zhong漂piao浮fu的de時shi間jian比bi豆dou漿jiang長chang,其qi利li用yong率lv也ye比bi豆dou漿jiang高gao。每mei畝mu水shui麵mian每mei天tian用yong量liang為wei1.5-2公斤,分4次投喂。
草漿培育法 將水葫蘆、水花生、水浮蓮等水生植物加工成草漿投喂魚苗。用打漿機將水生植物磨成細草漿喂魚,可降低成本15%。每天全池潑灑2次,每畝水麵每天潑灑草漿50-75gongjin,jutishuliangshishuimianerding。yumiaokezhijiesheshibufencaojiangkeli,qiyuweibeisheshidecaojiangkelibeifenjie,qidaofeishuizuoyong。tigaocaojiangliyonglvdeguanjianshiyaojiangcaojiangchongfenmoxi,bingcaiyong“量少次多,均勻潑灑”的投喂方法。
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