养殖商品蟹无论采取何种模式,幼蟹的放养是重要的一环,是关系到养蟹成败的关键,笔者经多年的观察、实践,体会到要注意以下几点: 一、严格清池消毒。幼蟹放养前一个月,要清理养蟹池,排干池水,清除池底淤泥,曝晒数日。然后用生石灰在池底挖穴化开,每亩用75公斤生石灰化成浓石灰水,全池泼洒。清池后10天,可注入新水,进水必须经密网过滤,严防野杂鱼进入。稻田养蟹也要用上述方 Breeding commodity crabs no matter what kind of model, the stocking of crabs is an important part of the key to the success or failure of crabs, the author after many years of observation and practice, we should pay attention to the following points: First, strict disinfection Qingchi . Crab stocking a month ago, to clean up the crab pool, drained water, clear the bottom of the mud, exposure to a few days. Then use lime to dig in the bottom of the pool to open, with 75 kg per acre into lime lime water, Quanchiposa. After 10 days Qingchi, new water can be injected, the water must be filtered through the dense mesh to prevent wild trash from entering. Rice crabs also use the above-mentioned parties