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秋季是亲鱼培育的关键时期,亲鱼性腺转入第Ⅲ期,大量的性细胞开始形成和生长。故应加强培育管理,供给优质饲料。1.科学选养亲鱼健壮亲鱼,体色鲜艳,鳞片完整,鳃丝鲜红,无伤无病,游动活泼。雌雄比例,一般为11~1.5。亲鱼放养一般采用混养方式,以便充分利用水体空间和饵料资源。常见的混养方式:一是以草、鳊、鲂鱼为主,少量搭配鲢、鳙亲鱼和后备亲鱼
Fall is the key period of broodstock breeding, gonads of broodstock turn into stage Ⅲ, a large amount of sex cells begin to form and grow. Therefore, we should strengthen the cultivation management, supply high-quality feed. 1.Scientific selection broodstock healthy broodstock, body color bright, complete scale, gill red silkworm, non-injury disease-free, swimming lively. Male and female ratio, usually 1 1 ~ 1.5. Broodstock stocking generally use polyculture, in order to make full use of water space and food resources. Common mode of polyculture: First, grass, pomfret, anchovy-based, a small amount with silver carp, broodstock and reserve broodstock