水稻黄矮病是我省水稻近几年来发生的重要病害。自一九六七年在我省发现后,先后于一九六九年和一九七二年引起两次大流行,造成了严重损失。一九七四年根据我们在鄂城教学基点一路口农场、凡口区旭光和东港公社观察,早稻和一季晚大田二季晚秧田又严重发生,成为影响水稻稳产高产的一大障碍,因此研究防治此病的有效措施,是当前水稻生产的 Rice yellow dwarf disease is an important disease occurred in our province rice in recent years. After its discovery in 1967 in our province, it caused two pandemics in 1969 and 1972, causing serious losses. In 1970, according to our observation at Ekseong Elementary School at the junction of a farms, Xuguang District and Donggang commune, the early rice and the late seasons one field late late rice seedling serious occurrence has become a major obstacle to the steady and high yield of rice a major obstacle, so the study of prevention and treatment The disease is an effective measure of the current rice production