辽宁省盘锦地区稻田养扣蟹技术一、稻田的准备１．养殖面积以２—５亩围成一格为宜。因为面积太大，蟹苗活动不均，观察、喂饲不便。２．整修四周堤坝加固、压实，有鼠洞的地方先挖开，然后用脚充分踩实，再压上新土，防止堤坝漏水逃蟹，堤坝高出稻田围堤２０—３０厘米，... Liaoning Province, Panjin rice paddock Crab technology First, the preparation of rice fields 1. Breeding area to 2-5 acres into a grid suitable. Because the area is too large, uneven activity of crab, observation, feeding inconvenience. 2. Renovation of the embankment around the consolidation, compaction, a place with rat holes to dig, and then fully step with the foot on the real, and then pressure on the new soil to prevent leaking levees crabs, dam levee 20-30 cm above the paddy field, ...