2002年开始,我们在滩涂进行了大规格河蟹养殖试验,现将情况介绍如下。一、材料与方法(一)材料池塘北面靠河,南临公路,2001年冬季挖塘,开发池塘3只,面积分别为1#塘5亩、2#塘33亩、3#塘35亩。池塘走向东西长、南北窄,坡比1∶2郾7。满池平均水位1郾5米以上,排灌配套,水源方便,2002 Since 2002, we conducted a large-scale trial of crab farming in tidal flats. The situation is as follows. Materials and Methods (I) Materials Ponds rely on the north side of the river and the south road. In the winter of 2001, they dug ponds and developed 3 ponds with an area of ​​5 mu in No. 1 pond, 33 mu in No. 2 pond and 35 mu in No. 3 pond. Pond to the east-west long, north-south narrow slope ratio of 1: 2 郾 7. Full pool average water level 1 郾 5 meters above, irrigation and drainage facilities, convenient water source, 2002