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衡东县大浦镇油草塘村6组退休工人张厚玉从事稻田养鱼多年,积累了丰富的养鱼经验。他在同一稻田里实行鱼(或鱼种)——泥鳅——稻三个生产层次,经济效益明显。1989年他在1.7亩稻田里放养泥鳅苗4万尾,鲤鱼100尾、草鱼苗2000尾,经五个多月的精心饲养,共收获鲜鱼96.5公斤,草鱼种1200尾,养鱼收入722元,获纯利630元。同时两季水稻丰收,共
Zhang Houyu, a retired worker in Group 6 of Youcaotang Village, Dapu Town, Hengdong County, engaged in fish farming for many years and has accumulated rich experience in fish farming. He implemented in the same paddy fish (or fish species) - loach - three levels of rice production, economic benefits. In 1989, he stocked 40,000 loach seedlings, 100 carp and 2000 grass carp in 1.7 hectares of paddy field. After five months of careful breeding, he harvested 96.5 kilograms of fresh fish, 1,200 grass carp species, and raised fish income of 722 yuan , Net profit of 630 yuan. At the same time two seasons rice harvest, a total of