池塘清淤一法池塘经多年养殖，池底的淤泥会越来越厚，这样既降低了池塘水位，减少池塘载鱼量，又会大量消耗溶氧，恶化水质，直接影响鱼产量和经济效益。因此每隔数年，必须进行一次清淤。目前国内各厂家生产的清淤机械，形式多样，品种规格齐全，但价格昂贵。现介绍一简... Pond dredging a method of pond after years of breeding, the bottom of the mud will be thicker and thicker, so that not only reduces the pond water level and reduce the amount of fish in the pond, will consume a lot of dissolved oxygen, deteriorating water quality, a direct impact on fish production and economic benefits . Therefore, every few years, we must conduct a dredging. At present, the domestic manufacturers of dredging machinery, various forms, complete specifications, but the price is expensive. Now introduce a simple ...