1、塘日准备与大棚建造我市生产中均采用土池塑料大棚培育幼蟹。上池大棚结构简易，投资少，保温性能好。一般呈东西走向，长方形，面积50～200平方米，池宽由所用聚乙烯薄膜和竹架规格而定，一般5～8米，他深1米左右，池坡较陡，以防水位突然下降造成紧靠池边的蟹苗搁浅死亡。 1, pond preparation and shed construction in our city are used to cultivate cot in plastic soil pool. Greenhouse on the pool structure is simple, less investment, thermal insulation performance. The general direction of the east and west, rectangular, an area of ​​50 to 200 square meters, the width of the pool by the polyethylene film and bamboo frame specifications may be, usually 5 to 8 meters, he is about 1 meter deep, the slope is steeper, with a sudden drop in water level Caused close to the edge of the crab stranded dead.