河道养鱼水位较稳,深度较为适中,底部平坦,天然饵料资源丰富,大多分布在一定的行政区域内,有利于统一管理。要实现高产高效,应抓住六大关键环节: 拦:建造防逃性能良好的拦鱼设备,是夺取河道养鱼高产的先决条件。常见的拦鱼设备有竹箔、聚乙烯网、电 The water level of river fish is stable, the depth is moderate, the bottom is flat, and the abundant natural food resources are mostly distributed in certain administrative regions, which is conducive to unified management. To achieve high yield and high efficiency, we should seize the six key links: Block: building anti-escaping good performance of fish-blocking equipment, is to win the river fish prerequisite for high-yielding. Common fish-stopping equipment are bamboo foil, polyethylene mesh, electricity