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养鱼塘中长了水草,不仅大量消耗水中的营养盐,影响鱼类饵料生物的生长,而且有碍鱼类的正常活动和拉网操作的进行,同时也为鱼类的病虫害提供了滋生的温床。清除水草的方法有多种。池中无鱼时除草方法:一、池塘水深10厘米时,每亩用生石灰80公斤;
Growing aquatic plants in aquaculture ponds not only consume a large amount of nutrients in the water and affect the growth of fish food organisms, but also hamper the normal activities of fish and the operation of pulling nets, and also provide breeding for pests and diseases of fish hotbed. There are many ways to clear aquatic plants. Weeds in the pool without fish method: First, the pond depth of 10 cm, with lime 80 kg per mu;