雜交鱘(達(dá)氏 f× 史氏鱘) 人工繁育與苗種培育試驗(yàn)

打開文本圖片集
中圖分類號(hào):S96 文獻(xiàn)標(biāo)志碼:A 文章編號(hào):1004—6755(2025)05—0048-04
Abstract:To explore artificial breeding and fry cultivation techniques for hybrid sturgeon (Huso dauricus f× Acipenser schrenckii ↑)adapted to local conditions and address the local demand for hybrid sturgeon fry,an experiment on artificial breeding and fry cultivation of hybrid sturgeon was conducted in Shexian County,Handan City,study examined key technical aspects of the entire process from breeding to fry cultivation,including preparation and procedures for artificial breeding,artificial insemination and incubation,fry rearing, feeding methods,daily management,and disease prevention. After l30 days of fry cultivation,the results included 740,Ooo fertilized hybrid sturgeon eggs,400, OOO hatched larvae,and 118,3OO cultivated fry(with an average body length of 13.36cm ).
Key words:hybrid sturgeon(Huso dauricus f× Acipenser schrencki ↑ );artificial breeding;seedling cultivation
鱘魚是世界上現(xiàn)有魚類中體型大、壽命長、起源于2億多年前的一種古老的硬骨魚類,被稱為水中“活化石”]。(剩余5117字)