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总结成功养殖者的经验,改进成蟹养殖方式有以下几方面:即改当年上市为二年上市;改小水面养殖为大面积养殖;改单养蟹为鱼蟹混养;改放养其它蟹品种为放养中华绒螯蟹蟹种;改密养为稀养;改人工投饵为培育天然饵料为主的养殖方式:一、改当年上市为二年上市河蟹当年上市可加速资金周
Summed up the experience of successful farmers, improved crab farming methods are the following aspects: the year changed the market for two years listed; small surface aquaculture for large-scale aquaculture; a single crab for fish and mutton polyculture; For the stocking crab mitten crab; change close to the rare culture; change artificial feeding for the cultivation of natural food-based farming methods: First, change the year listed for two years listed on the market crab can accelerate the capital week