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一、清整池塘 养殖池埂结实,不渗漏,要求埂面宽,坡度大,池底少淤泥。放养前,用生石灰彻底清塘,杀灭病菌及敌害生物。池边的杂草清除干净,以防躲避老鼠,水蛇等食蟹动物,同时也可防止河蟹放入后攀爬外逃。老池塘应在清整后,让池底经阳光充分曝晒。新池塘在放养前应灌水养塘,使底泥软润。 二、布设防逃设备 养蟹和养鱼不一样,河蟹会上岸活动,放养前应布设好防逃设备,防逃材料可选用玻璃钢、石棉瓦、钙塑板、厚脓膜等物质,要求光滑无皱折。一般做成高60cm的防逃
First, clear the pond ponds 埂 strong, no leakage, 埂 wide face, large slope, the bottom of the pool less silt. Before stocking, clear the pond with quick lime to kill germs and predators. Weeds clean the pool to prevent the escape of rats, water snakes and other crab animals, but also to prevent crabs into the flight after climbing. The old pond should be cleaned, let the bottom of the pool fully exposed to the sun. The new pond should be irrigated ponds before stocking, the sediment soft and moist. Second, the laying of anti-escalation equipment Crab and fish are not the same, crabs will be ashore activities, stocking anti-escaping equipment should be laid before the anti-foddering material can be used glass fiber reinforced plastic, asbestos, calcium plate, thick pus membrane and other substances require smooth No wrinkles. Generally made high 60cm anti-flight