为了提高稻田生产的经济效益,根据稻鱼共生相互促进的原理,我们在晚稻田进行了以培育大规格草鱼种为主的试验。现将试验报告如下。一、试验方法 1.试验田的情况:养鱼的稻田选择在水源充足,排灌方便的双季晚稻田,共两坵3.8亩。1号田面积1.2亩,插秧时间是1983年7月25日,早稻草回田沤肥,用尿素13斤作 In order to improve the economic benefits of paddy field production, according to the principle of mutual promotion of rice-fish symbiosis, we carried out the experiment of cultivating large-sized grass carp species in the late paddy field. Now the test report is as follows. First, the test method 1 experimental field situation: the choice of fish farming fish in sufficient water, irrigation and drainage of double-season late paddy, a total of 3.8 acres of two mounds. On the 1st of the area of ​​1.2 acres, planting time is July 25, 1983, the early straw back to Tian Fu fertilizer, with 13 pounds of urea for