文(wen)登(deng)黑鴨是分布于文(wen)登(deng)縣南(nan)部沿(yan)海一帶的澤頭、小觀、宋村(cun)、侯家、埠口、高村(cun)等鄉鎮的優良品種鴨,具有生長快(kuai)、耐粗飼、圈養放牧皆(jie)宜和抗病力強等特點。
文(wen)登黑(hei)鴨全身羽(yu)毛以(yi)黑(hei)色(se)為主,有“白嗉(su)”、“白翅膀尖”的(de)特(te)征,頭(tou)方(fang)圓型,頸(jing)細中等(deng)長,全身皮膚淺黃色(se)。公鴨體(ti)型大于(yu)母鴨,頭(tou)頸(jing)羽(yu)毛為青綠色(se),尾(wei)部有三(san)四根尾(wei)羽(yu)上翹,極為美觀。
生長速度與產肉性能:平(ping)均體重(zhong):49日(ri)齡公(gong)(gong)(gong)鴨(ya)910克,母(mu)(mu)鴨(ya)925克;成(cheng)年公(gong)(gong)(gong)鴨(ya)1900克,母(mu)(mu)鴨(ya)1760克。成(cheng)年公(gong)(gong)(gong)鴨(ya)平(ping)均半凈(jing)膛(tang)屠(tu)宰率(lv)77%,母(mu)(mu)鴨(ya)73%;成(cheng)年公(gong)(gong)(gong)鴨(ya)平(ping)均全凈(jing)膛(tang)屠(tu)宰率(lv)72%,母(mu)(mu)鴨(ya)66%。
產蛋性能與繁殖性能:母鴨(ya)平(ping)均(jun)開產日(ri)齡140天。平(ping)均(jun)年(nian)產蛋(dan)(dan)(dan)(dan)262枚,平(ping)均(jun)蛋(dan)(dan)(dan)(dan)重80克。平(ping)均(jun)蛋(dan)(dan)(dan)(dan)形(xing)指數1.39。蛋(dan)(dan)(dan)(dan)殼綠(lv)色、淡綠(lv)色,少數白(bai)色。公(gong)(gong)鴨(ya)120天性(xing)成熟,公(gong)(gong)母鴨(ya)配(pei)種(zhong)比例1:20以上(shang)。平(ping)均(jun)種(zhong)蛋(dan)(dan)(dan)(dan)受精率(lv)95%,平(ping)均(jun)受精蛋(dan)(dan)(dan)(dan)孵化率(lv)90%。母鴨(ya)無就(jiu)巢性(xing)。公(gong)(gong)鴨(ya)利用年(nian)限1年(nian),母鴨(ya)3-4年(nian)。