育出好蟹种

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育出好蟹种

       本期介绍了河蟹生长发育要经过苗、种、成三大阶段,蟹种培育阶段就是从大眼幼体变态后到扣蟹种投入成蟹池的这段时间。这段时间的培育对于今后是否能育成大规格优质成蟹至关重要。

Year:2010