江苏省东台市安丰镇地处苏北黄海之滨。秋粮以水稻生产为主,常年种植不稻近2700km~2。近年来,随着粳稻面积的不断扩大和肥床旱育秧技术的推广应用,水稻上一种主要种传及系统性侵染病害——水稻恶苗病呈逐年加重趋势,成为制约本镇水稻生产可持续发展的一个重要因素。 An Feng Town, Dongtai City, Jiangsu Province is located in the Yellow Sea in northern Jiangsu coast. Autumn grains mainly rice production, annual rice planting nearly 2700km ~ 2. In recent years, with the continuous expansion of the area of ​​japonica rice and the popularization and application of the technology of fertilizing the bed with dry ramie seed, a major epidemic disease and rice plant disease in rice, An important factor in sustainable development.