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  泥鳅对水温变化相当敏感,当水温<5℃时,泥鳅便钻入淤泥中越冬,越冬期长达2~3个月。泥鳅越冬应如何管理?  一、设置越冬箱越冬。越冬箱的规格为100㎝×30㎝×20㎝,放养密度6~7公斤/箱。装箱方法...

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