一、大鲵集约化养殖池塘修建1.池塘结构池底基础用三七灰土或用素土夯实,用混凝土抹平,防止渗漏。养殖池用条石或砖、混凝土砌成,水泥嵌缝,池壁要用水泥浆抹平上光,池底铺上瓷砖。养殖池排污口设置在池底中央,将池底四周修成向中央排水口方向倾斜,倾斜度2%左右,高差在1~3厘米,以便污物 First, the large 鲵 intensive aquaculture ponds to build 1. Pond pond foundation with thirty-seven lime or soil compaction, smooth with concrete to prevent leakage. Aquaculture pool with stone or brick, concrete, brick, cement caulking, pool wall to smooth with glazing, pool bottom tile. Aquaculture pond sewage outfall is set in the bottom of the pool, the pool around the repair into the direction of the central outlet tilt, tilt 2%, height difference of 1 to 3 cm, so that dirt