調種 這是最重要的一點。養殖戶在購買種貉時,一定要堅持選擇優種,即種純、體大、wucan,zhongqunyaochun。muqian,woguojiaolixiangdeyangzhihezhongweiwusulihe,tadepizhijiaohao,shichangrenkedugao,xuqiuliangda。titaijiaodadezhonghekangbingnengliqiang,chenghuolvgao。同時還要保證貉的器官齊全和正常,特別是性器官的查驗;其次就是要查看其是否食毛,發現有食毛現象,應視為殘貉,不能調種、引種。
飼料 xianzai,yixieguimoyangzhihudadoushiyongquanjiasiliaoweiyang,jijieshengleaozhishiliaodeshijian,weiqilaiyebijiaoanquan。danduiyuchuyanghulaishuo,shiliaohaibixuzijipeizhi。xuanliaoshi,yidingyaoshiyongganjingheweibianzhideyumi,yufenyingxuanzehezizhuanyongyufen;在育成期,所喂食的輔助飼料,如小魚及各種動物內髒、殘體等,必須新鮮。切莫使用沒有把握的冷凍品,以免貉子食用後產生不良反應,造成損失。
防病 一般情況下,隻要在仔貉時注射了疫苗的種貉,其大量或成批患病的機率很低,但也要注意一些常見病,如腹瀉、感冒、厭(yan)食(shi)等(deng)。養(yang)殖(zhi)戶(hu)要(yao)儲(chu)備(bei)治(zhi)療(liao)這(zhe)些(xie)病(bing)症(zheng)的(de)藥(yao)物(wu),發(fa)現(xian)病(bing)患(huan),立(li)即(ji)對(dui)症(zheng)治(zhi)療(liao)。隻(zhi)要(yao)早(zao)發(fa)現(xian)早(zao)治(zhi)療(liao),這(zhe)些(xie)疾(ji)病(bing)不(bu)會(hui)對(dui)貉(he)子(zi)的(de)成(cheng)長(chang)產(chan)生(sheng)嚴(yan)重(zhong)影(ying)響(xiang)。
打皮 zheshiyangzhiguochengzhongzuihouyigehuanjie,yeshizuiguanjiandeyihuan。yangzhihuxinxinkukudemubiaojiushijiangsuoyangzhidehezidapimaiqian,shixianyangzhijiazhi。eryidanzaidapidecaozuozhong,jiangpigepo,pizhilimayouhaobianci,jiazhidadazhekou,huopizhangmeiyoudadaochengshuchengduerjiyudapi,zaochengrenweiliezhipidechansheng。weibimianshangshuqingkuangdefasheng,jianyimeiyouyangzhijingyandeyangzhihu,zaidasuandapishi,guqingzhuanmencongshibopiderenshiweinifuwu。zheyang,suiranhuafeileyixiefeiyongdannengshouhuogaozhiliangdepizhang,yinggaishuohaishihenhuasuande。
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