有谁知道broodstock的意思的吗？

In aquaculture, the broodstock is a group of sexually mature individuals of a cultured species that is kept separate for breeding purposes.
在水产养殖业里，B~ 是指为了饲养的目的，被分隔开来的一群性发育成熟的饲养品种个体。
Broodstocks are maintained for several reasons:

Providing eggs and fry in a controlled environment so as not to have to rely on wild catches of fry for raising a generation of the cultured species.
Producing a disease-free base from which to raise future generations.
Selective breeding, trying to produce a breed that is resistant against diseases that can affect wild animals.
Broodstocks are common in the farming of salmon and shrimps.

泛指种群

下句根据整体意思可以理解为“种鱼管理与繁殖”
Broodstock management and Fish breeding

亲鱼

bloodstock是纯种马的意思

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繁子代亲鱼
有谁知道broodstock的意思的吗？ 有谁知道斑蝥的... 有谁知道答案的？？？ 有谁知道这首歌谁唱的。。。。 有谁知道魔王的 有谁知道孟式拔罐的? 有谁知道的？? 有谁知道的.... 有谁知道的啊？ 有谁知道的呀?