我国的河蟹养殖一般采取当年培育蟹种，第二年开始养成商品蟹的方式，为了摸索新的养殖方式，缩短河蟹的养殖周期，我们于１９９７年开始利用早繁早育的蟹种当年养成商品蟹的试验。稻田养蟹技术成熟易行，有利于当前农村产业结构的调整，有利于农民增加收入。现将２０００年的 Crab farming in China generally take the same year to cultivate crab species, the second year began to develop a commodity crab way, in order to explore new breeding methods and shorten the breeding cycle of crabs, we started early breeding early 1997 crab species developed Commodity crab test. Crab technology in paddy fields is mature and easy to implement, which is conducive to the current adjustment of industrial structure in rural areas, which will help farmers increase their incomes. Now 2000 years