该技术适合小水体精养池,现将养殖技术要点介绍如下:1塑料瓶的选择及改造选择纯净水废弃瓶,以500毫升或600毫升塑料瓶为宜,先将瓶盖去掉,然后用剪刀将瓶底剪开去掉一半,然后在去掉瓶底的半面瓶身上打孔,孔径1毫米左右,孔距1厘米,最后将瓶内装入一半的粘性泥土,泥土不能将瓶口 The technology is suitable for small water body intensive pool, now farming techniques are as follows: 1 selection and modification of plastic bottles Pure water discarded bottles, 500 ml or 600 ml plastic bottle is appropriate, first remove the bottle cap, and then scissors Cut the bottom of the bottle to remove half, and then remove the bottom half of the cylinder bottle hole, a hole diameter of about 1 mm pitch 1 cm, and finally the bottle filled with half of the clay, the soil can not bottle