河南灵宝：虹鳟鱼养殖——亲鱼培育 - -

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河南灵宝：虹鳟鱼养殖——亲鱼培育

2017-06-22 来源:天水农批网作者:barbar 字体:【大中小】浏览:56次评论:0条

河南灵宝：虹鳟鱼养殖——亲鱼培育

亲鱼培育
培育健壮和繁殖力强的亲鱼，对采卵、受精、孵化都具有重要作用，亲鱼池面积通常为200～300m2，水深1～1.2m，PH7～8，水温11～14℃，放养的雌雄比例为4:1左右，饲料配比植物性饲料占70%～80%，动物性饲料占20%～30%，采卵采精前1～2个月以及刚采卵后，适当投喂一些新鲜小杂鱼。

Tags：鱼养殖鱼培育

责任编辑：barbar