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龙山县民安镇宝塔村二组村民贾红秀,自实行生产责任制以来,大胆进行稻田养鱼免耕法,取得可喜成绩。 1986年,贾红秀一家在1.6亩的稻田里养鱼,共投放大规格鱼种430尾,其中草鱼250尾,鲤100尾,鲢80尾。秋后收稻谷1000余公斤,平均亩产606公斤;腊月起捕鲜鱼128公斤,平均亩产77公斤。鱼产值468元,扣除成本88元,获纯利380元。1987年降低放养密度,投放大鱼种260尾。其中草鱼150尾,鲤50尾,鲢60尾。目前生长良好,年底可产鲜鱼150公斤。具体作法是:稻田开挖环形边沟不紧靠田埂,面是离开田埂一米,这样可以防止人、禽就近即能捕鱼。边沟深0.5米,宽
Since the implementation of the production responsibility system, Jia Hongxiu, a villager in the second group of Pagata Village, Min’an Town, Yongsan County, has boldly carried out no-till farming in rice fields and achieved gratifying results. In 1986, Jia Hongxiu raised fish in a 1.6-acre paddy field and put 430 large-sized fingerlings, including 250 grass carp, 100 carps and 80 silver carp. Autumn harvest more than 1,000 kilograms of rice, an average of 606 kilograms per mu; twelfth lunar month of fresh fish 128 kilograms, the average yield of 77 kilograms. Fish production value of 468 yuan, net of costs 88 yuan, net profit of 380 yuan. In 1987, stocking density was reduced and 260 large fish species were put into operation. One of the grass carp 150, carp 50, 60 silver carp. Currently growing well, the end of 150 fish can produce fresh fish. The specific approach is: paddy field excavation ring ditches not close fields, the surface is a meter away from the ridge, so as to prevent people, poultry can be fishing nearby. Ditch deep 0.5 meters wide