zaiyangzhushengchanzhongkaizhanrengongshoujingjishushiyouhaoyoukuaifazhanchumuyejingjidexianjinjingyanzhiyi,gengshixiandaihuaguimoyangzhuchangbixushishidejishushouduan。yincizaizhunbeihaohegedecaijingchangsuo(地勢平坦,開闊,少噪音,光線充足,衛生)與消毒潔淨的物品(如集精杯及鏡檢、稀釋所需的相關器材)的基礎上,要搞好采精公豬的調教。
一般達到性成熟的種公豬(約在7月齡左右),凡體格體質與健康狀況良好者,即可進入調教階段。其具體方法是設置一個假母豬台(用鋼材或木材製作,高60~70厘米,寬30~40厘米,長60~70厘米,外包一張厚點的粗布),在台上塗抹一些發情母豬的陰道黏液或尿液,以引起公豬的性欲而爬跨上台。此時,操作人員戴上消毒手套,蹲在假母豬的一側(左側或右側可憑個人習慣),daigongzhupashanghou,xianyongqianfenzhiyidegaomengsuanjiarongyejianggongzhubaopifujinxijingxiaodu。danggongzhuyinjingshenchushi,daorurendekongquanzhangxinnei,rangqiziranzhuandongpianke,jiezheyongshouzhiyouqingzhijin,wojinyinjingguitouburangqizhuandong,daiyinjingchongfenboqishi,shunshixiangqianqianyin,shouzhiyoudanxing、有節奏調節壓力,公豬即可射精。另一隻手拿著帶有過濾紗布的集精杯收集精液,一直至公豬射精完畢(一般射精有數次之分,有的兩次,有的三四次,操作時要耐心等待)。隨後將采到的精液迅速放入恒溫水浴中,以免產生“冷休克”(尤其是氣溫較低的季節),並立即送入鏡檢室,作相應的技術處理,如質檢、稀釋、分裝、xianyonghuolengdongdeng。weibaozhengcaijinganquan,zaijiamuzhutaidezhouweidimianshang,yingpushangyikuaixiaoguodudemadaihuocubu,yimiangongzhupakuayushejingshidahua。gongzhucaijinghou,rangqihuishejingxi,zhengchanghelisiwei,jinyonglengshuichongxi。caijingchenggonghou,fannianqingdezhonggongzhu(1~2歲)可每天采精2次,當中留予休息機會,連續采精2~3天休息1天;中年種公豬(2~4歲)可每2天采精1次,連續采精4~6天休息1天;4歲以後則應淘汰。
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