开口后3日龄和PNR是真鲷仔鱼对外界环境的敏感期，其时高温和低盐耐力很低。

The larvae at the age of three days and PNR were sensitive to environment. Their tolerances were very low.

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开口后3日龄和PNR是真鲷仔鱼对外界环境的敏感期，其时高温和低盐耐力很低。

The larvae at the age of three days and PNR were sensitive to environment. Their tolerances were very low.

youdao