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河蟹越冬管理包括池塘越冬和网箱越冬两种常用方式。池塘越冬是目前普遍采用的较为安全的河蟹越冬方式。一是池塘准备。选择池塘以1~3亩大小为好,池底必须平整,淤泥不超过5厘米,池深要求达到2米。将老坑或淤泥较多的池塘彻底清除底泥直至见硬底。消毒杀灭池塘中的病原体和敌害
Crab overwintering management includes overwintering ponds and cage overwintering two common ways. Pond overwintering is now more commonly used by the more secure crab overwintering way. First pond preparation. Select the pond to 1 to 3 acres in size as well, the bottom must be smooth, silt does not exceed 5 cm, the pool depth of 2 meters. Thoroughly remove the sediment from old pits or ponds where there is more mud until hard bottoms are seen. Sanitize the pathogen and predator in ponds