手機版
一、公豬初配應多大年齡
1 gongzhuxingjinengdefayufenweichuqingqihexingchengshuergejieduan。xingchengshuzhiqian，jiuyouyidingdexingbiaoxian，shenzhiyoujiaopeidongzuo，danhaibutongyuzhenzhengdianxingdexingxingwei。wangwangbushejinghuojingyezhongwuchengxingdejingzi。youdekehujiandaogongzhuhuipazhule，jiulingqipeizhong，zheshijueduibukequde。
2 公豬在性成熟時5～6月yue齡ling，雖sui然ran具ju備bei了le正zheng常chang的de繁fan殖zhi能neng力li，然ran而er身shen體ti仍reng處chu於yu快kuai速su發fa育yu階jie段duan，如ru果guo此ci時shi開kai始shi配pei種zhong則ze精jing力li消xiao耗hao很hen大da，必bi然ran縮suo短duan公gong豬zhu使shi用yong所suo限xian，而er且qie受shou胎tai率lv也ye低di。合he適shi的de初chu配pei年nian齡ling，國guo外wai培pei育yu的de良liang種zhong公gong豬zhu，杜du、長、約公豬參配適期應在8月齡，體重達到120千qian克ke以yi上shang時shi開kai始shi配pei種zhong。但dan對dui種zhong公gong豬zhu也ye不bu宜yi使shi用yong過guo晚wan，不bu僅jin經jing濟ji上shang不bu合he算suan，而er且qie使shi種zhong公gong豬zhu煩fan燥zao不bu安an，影ying響xiang性xing欲yu，不bu利li於yu正zheng常chang發fa育yu，甚shen至zhi造zao成cheng自zi淫yin等deng惡e癖pi。
二、初配公豬應怎樣訓練配種
youyuxiaogongzhuduoshizaigelizhuangtaixiachangdade，wangwangmeijihuixuexiruhepakuamuzhubingyuzhijiaopei。ruguoyushangfaqingbutaihaodemuzhuhuojiangqiyuxuduomuzhuzhiyuyilandehua，ruguoyoushucibuchenggongdechangshi，henkenengsangshizaijiaopeideyongqi。yinciqingniangongzhudeshoucipeizhong，xuyaoyiweiyoujingyandepeizhongyuan，baozhengqijiaopeichenggong。chucijiaopeiyingxuanzetixiaodejingchanmuzhu，bingqiefaqinghenhao，gongzhupakuahoubuyaojiyushouwoyinjing，yaodengyinjingjifanshitanweichengshi，zaiyongshouxiezhujiaopei，fangzhigongzhubuxiguanertuixialai。duiyouxingyubupakuadegongzhu，yaoyongshouqingqinganmoyinjing，daiqingxugaozhangshi，xiezhuqipakuajiaopei。
三、為什麼有的公豬會早衰
zhonggongzhubixuyoujiankangdetizhi，lianghaodejingyeheqiangliedexingjineng，cainengbaozhenggongzhupeizhongnengli，yanchangshiyongnianxian。danyouyusiyangguanlibudang，huopeizhongjishuzhangwodebuhaodengyuanyin，changchanghuishizhonggongzhuzaoqishuaitui。qiyuanyinruxia：
1 配種過早易引起公豬未老先衰。為此必須克服早配，作到適齡配種。
2 飼(si)料(liao)單(dan)一(yi)，青(qing)飼(si)料(liao)過(guo)少(shao)，種(zhong)公(gong)豬(zhu)營(ying)養(yang)不(bu)良(liang)或(huo)因(yin)配(pei)種(zhong)過(guo)度(du)，造(zao)成(cheng)公(gong)豬(zhu)提(ti)早(zao)衰(shuai)退(tui)。為(wei)此(ci)應(ying)利(li)用(yong)質(zhi)量(liang)可(ke)靠(kao)的(de)預(yu)混(hun)料(liao)，以(yi)及(ji)氨(an)基(ji)酸(suan)含(han)量(liang)齊(qi)全(quan)的(de)蛋(dan)白(bai)質(zhi)，配(pei)製(zhi)成(cheng)全(quan)價(jia)料(liao)。並(bing)要(yao)嚴(yan)格(ge)控(kong)製(zhi)配(pei)種(zhong)次(ci)數(shu)。
3 changqiquanyangyundongbuzu，huonengliangsiliaoguogao，shigongzhuguofei，xingyujianruo，jingyepinzhixiajiang，sangshipeizhongnengli。weiciyaosiweiyouzhiquanjialiao。baozhenggongzhumeitianzuo4～8公裏的充分運動，以降低膘情，保持旺盛的配種能力。
4 gongzhumuzhutongquansiyangcunzaibibing。youyujingchangpakuajiechu，bujinyingxiangshiyuhezengchang，gengrongyijiangdixingyuhepeizhongnengli，jianshaoshiyongnianxian。weicizhonggongzhubixudanquansiyang，baochihuanjinganjing，mianshouwaijieciji，bushigongzhushoujing。zuihaoshigongzhubujianmuzhu，tingbujianmuzhusheng，wenbudaomuzhuwei。
四、怎樣合理使用種公豬
對種公豬合理使用極為重要，交配過頻或長期不用都是有害的。適宜的利用強度是1～2歲青年種公豬，每周配種2～3次。2歲以上的種公豬在飼養管理水平較高的情況下，每天可配種1～2次(早晚各配一次)，連續4～6天休息一天。老齡種公豬應及時淘汰。
五、怎樣正確給豬配種
1 給gei豬zhu配pei種zhong最zui好hao在zai早zao飼si和he晚wan飼si前qian一yi小xiao時shi，進jin行xing交jiao配pei。最zui好hao遠yuan離li公gong豬zhu舍she以yi免mian引yin起qi其qi它ta公gong豬zhu騷sao動dong不bu安an。交jiao配pei時shi應ying給gei予yu必bi要yao的de輔fu助zhu。當dang公gong豬zhu爬pa上shang母mu豬zhu後hou要yao及ji時shi拉la開kai母mu豬zhu尾wei巴ba，避bi免mian公gong豬zhu陰yin莖jing長chang時shi間jian在zai外wai邊bian摩mo擦ca，受shou傷shang或huo引yin起qi體ti外wai排pai精jing，交jiao配pei時shi要yao保bao持chi安an靜jing，嚴yan禁jin大da聲sheng喊han叫jiao和he鞭bian打da公gong豬zhu。
2 zaipeizhongshipengdaogongmuzhudaxiaobupeitaoshi，yaoxuanzexiepodedishitiaozheng。jiaopeijieshuhouyongshouqingqinganyayaobu，burangqigongyaohuolijitangwo，fangzhijingyedaoliu。peihoubuyaolijixizaoheweisi。
3 公豬是多次排精的家畜，一次交配時間長達15～20分鍾，射精時間累計5～6分鍾，體力消耗較大。一般不必控製，任其配完退下。但當配種量大較為集中時，為減少體力消耗，則可把每次交配的射精次數控製在2次為宜，到時可趕母豬向前走動，讓公豬自然滑下來。公豬射精可根據肛門是否波動來判斷。
