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稻田养鱼在我国南方许多省份有若悠久的历史,东北地区还是近些年的事情。广大群众巧妙地利用稻田淹水,实行渔稻并作,科学地提高了土地和水的利用率,取得了一田两用,稻鱼双得的效果。 1983年辽宁省桓仁县黑沟等三个乡的336.2亩稻田,产鱼种5,774.4斤,平均亩产17.2斤,最高亩产49.1斤。平均亩增产稻谷6.15％,最高的增产
In many southern provinces of our country, fish farming has a long history. Northeast China is still a matter of recent years. The broad masses of the people skillfully use paddy fields to flood, implement fishery rice and make scientific use of land and water, and achieve the effect of double-use and double-cropping of rice and fish. In 1983, Huanren County, Liaoning Province, black trench and other three townships 336.2 acres of paddy fields, 5,774.4 kg of fish species, the average yield of 17.2 kg, the maximum yield of 49.1 kg. The average yield of paddy 6.15%, the highest yield