水马根草（也有人叫“肉马根”草，属禾本科）是我国大部分地区都有的不引人注意的野生草，但实践证实是草鱼的优质青饲料。我市达济乡不少养鱼户早几年就已种植．我是受他们的启发于1995年9月试种，1996年5月中旬开始则割至11月底。产量记录是：0．7亩水田产草1．12万多公斤，合 Water Magna (also called “meat horse root” grass, is a grass family) is unobtrusive wild grass in most parts of our country, but the practice proved to be a good green fodder for grass carp. Dazhi Township, many of my fish farmers have planted a few years earlier. I was inspired by them to try planting in September 1995 and from mid-May 1996 to the end of November. Yield records are: 0.7 acres of paddy field grass more than 11200 kilograms, together