魚類生活在水中,給魚類選食場、搭食台,養成魚類固定攝食的習慣,不但能夠節約餌料,提高餌料利用率,還能觀察魚類的生長情況,方便管理。
不bu同tong的de養yang殖zhi品pin種zhong,具ju有you不bu同tong的de食shi性xing,搭da設she食shi台tai的de方fang法fa也ye有you所suo不bu同tong,但dan從cong總zong體ti上shang來lai說shuo,食shi台tai有you浮fu性xing和he沉chen性xing之zhi分fen。搭da設she食shi台tai的de材cai料liao主zhu要yao有you竹zhu竿gan、木棒、蘆席、竹席、聚乙烯網布等,其形狀有方形或三角形等種類。浮性食台通常呈框形,邊角用木樁固定,麵積10-20米。養殖上,中層魚類的餌料台可設置在離水麵以下30厘米左右處,底層魚類可在近岸邊的水麵以下1.2米處設置。
隨sui著zhe季ji節jie的de變bian化hua,其qi位wei置zhi也ye要yao進jin行xing適shi當dang的de調tiao整zheng。春chun季ji宜yi淺qian,夏xia季ji宜yi深shen,秋qiu季ji又you應ying調tiao整zheng高gao度du,天tian氣qi轉zhuan冷leng時shi,更geng要yao主zhu筆bi調tiao深shen,保bao證zheng魚yu類lei始shi終zhong在zai適shi溫wen的de水shui體ti中zhong攝she食shi。豆dou餅bing、菜籽餅等比重較大的餌料可在沉性食台投喂,供鯉魚、鯽魚等底層魚類使用。在各種魚類混養的水體中,可將沉性、浮性食台合起來投喂,先投喂浮性餌料,後投喂沉性餌料。這樣,可錯開各種魚類的攝食時間,互不影響,節約餌料。
youyuyuyongshitaichangqijinpaozaishuizhong,zhizuoshitaidecailiaorongyifulan,yingzhuyiweihu,faxiansunhuaiyinglijigenghuanhuoweixiu。pingshiyaojingchangdasaoshichang,qinglishitai,laoqucanerjifulanwuzhi,baochihuanjingqingjie,fangzhishuizhibianhuai,zaochengbingyuanzisheng。huodongdeshitai,kemeigeyiduanshijianqishui,jingyangguangbaoshaixiaodu。chitangqingzhengjichiyuqibuhou,zhizuoshitaicailiaodouyingtuoshanbaocun。
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