The fish summerlings obtained from fry intensive rearing could grow into the marketable sizes in the same year.

孵化所得的鱼苗育成夏花鱼种，当年即可养成商品鱼。

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Here he began an intensive strategy of egg-collecting, captive rearing in the Bronx Zoo, and release.

于是他在此开始了一项十分细致的扬子鳄蛋收集行动，然后在布朗克斯动物园人工饲养，再放归大自然。

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The court heard that Moy Park held an environmental permit authorising intensive poultry rearing of up to 200, 500 broiler birds on a 35 to 37-day cycle.

BBC: Sibsey poultry farm Moy Park fined for chicken smells

At a hearing on Wednesday, the court heard Moy Park held an environmental permit authorising intensive poultry rearing of up to 156, 200 broiler birds on a 37-day cycle.

BBC: Moy Park poultry farm fined ?50,000 for 'nauseous' smells

That is not to pass judgement on intensive pig-rearing on animal welfare grounds, though some pigs reared in large units live wretched lives.

BBC: The pointless slaughter?