蛋鴨產膽量下降多是由於蛋鴨患有輸卵管炎的原因。患有此病的蛋鴨,由於卵泡進入輸卵管的喇叭口到產出需要24-26xiaoshi。tongchangdanzhongyadoushishangwudanduo。xiawushoubudaoduoshaodan,ruguoxiawushoudedanduoyibanshiyouyushuluanguanfayan,chandanxianghoutuichishijianchanglejiubiaoxianweichandanxiajiangle。
danjichandanliangxiajiangduofaxianyuchukaichanyaqun,zhongyaduoyushoujinghoukaishichuxian,zhurizengduo。yibanyashuluanguanyanchangjiancongshuluanguanzhongliuchuyizhongbaisenongyangdeyanxingshenchuwu,gangmenxiamiandeyumaochangbeiyanxingwuwuran。bingyachandankunnanyoutonggan,dankeshangchangdaiyouxueji。suizhebingchengfazhan,fuburijianzengda,zhanlixingzoucheng“企鵝”zishi,fubuzhangman,chumoyoubodonggan,bingyabingyoutengtongbuan,tiwenshenggaodengzhengzhuang,youshichenghunshuizhuangwodibuqi,zoulufubuzhedi。yanzhengmanyankeyinqifumoyan。
高產母鴨易發生輸卵管炎。鴨輸卵管炎引起的原因很多,如飼喂過多的動物性飼料,飼料中缺乏維生素A、D和E,或產雙黃蛋,卵在輸卵管中破裂,細菌進入等。另外早期感染傳支病毒或衣原體、大腸杆菌或沙門氏杆菌、玉米黴菌都可能是此病的誘因之一。
到dao目mu前qian為wei止zhi,尚shang無wu有you效xiao治zhi療liao鴨ya輸shu卵luan管guan炎yan的de特te效xiao藥yao物wu,發fa現xian病bing鴨ya應ying立li即ji淘tao汰tai並bing對dui正zheng常chang鴨ya群qun進jin行xing預yu防fang性xing投tou藥yao,且qie未wei發fa病bing鴨ya的de產chan蛋dan率lv及ji種zhong蛋dan的de受shou精jing率lv、出雛率及其後代的生產性能基本正常,種蛋仍可留作種用。
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