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目前稻田养鱼面积不断减少,其中一个重要原因是稻田施肥用药,往往造成鱼类大量死亡。因此,尽快解决这个问题,是恢复和发展稻田养鱼的重要环节。如何在养鱼的稻田里安全施肥、用药?根据一些高产专业户的实践总结为: 1.养鱼的稻田,应施足底肥,将追肥数量压到最低限度。 2.追肥宜少量多次。每公顷每次用尿素150千克以内,钙、镁、磷肥及磷酸铵、硫酸铵75千克以内,氨水一般不得使用。注意不要把肥料直接撒在鱼沟、鱼溜中,最好拌细土混撒。
At present, the area of fish farming in paddy areas is continuously decreasing. One of the most important reasons for this is that fertilization of rice paddy often results in a large number of fish deaths. Therefore, resolving this issue as soon as possible is an important part of the restoration and development of paddy field fish culture. How to safely fertilize the fish in the fish farm, medication? According to the practice of some high-yielding professional households summarized as follows: 1. Fish farms should be applied at the end of the base fertilizer, the number of top dressing will be pressed to a minimum. 2. Dressing should be a small amount of times. Each hectare with urea within 150 kg, calcium, magnesium, phosphate and ammonium phosphate, ammonium sulfate within 75 kg of ammonia generally not be used. Be careful not to sprinkle fertilizer directly in the fish ditch, fish slipped, mixed with soil mixed best.