论文部分内容阅读
近几年稻田养殖业在不断发展,并向淡水名优品种转化。如辽宁省盘锦、营口地区和东沟县稻田养蟹蓬勃兴起,东沟县还推广了革胡子鲶和泥鳅的稻田养殖。1992年营口水产研究所利用20亩稻田进行养蟹试验,其中成蟹6亩,平均亩产21.1千克,水稻平均亩产550千克,平均亩利润548.2元;扣蟹14亩,平均亩产34.1千克,水稻平均亩产600千克,平均亩利润597.3元。比单种稻谷亩增产10—15％,增收8.14—8.96倍。 实践证明,稻田养蟹和其他适宜名优品种,具有明显经济效益和社会效益,为全省水稻产区开创一条行之有效的致富门路。为使稻田养蟹能尽快推广应用,本文对其效益做如下分析:
In recent years, paddy field breeding industry continues to develop, and to freshwater famous varieties transformation. Such as Liaoning Province, Panjin, Yingkou area and Donggou County, rice crabs thriving, Donggou County also promoted the leather catfish and loach paddy farming. In 1992, Yingkou Fisheries Research Institute used 20 mu of paddy field for crab experiment, in which crab 6 mu, average mu 21.1 kg, rice average 550 kg, average mu 548.2 yuan; crab crab 14 mu, the average yield 34.1 kg , The average yield of rice 600 kg, the average profit of 597.3 yuan per mu. Mu than a single paddy yield 10-15%, an increase of 8.14-8.96 times. Practice has proved that paddy crabs and other suitable well-known varieties have obvious economic and social benefits for the province’s rice-producing areas to create an effective way to get rich. In order to promote the application of rice crabs as soon as possible, this paper analyzes the benefits as follows: