针对目前南方水稻黑条矮缩病的现状,在认清发病原因、危害症状、传染循环理论的基础之上,树立预治结合,以防为主的防治策略,建立起农业防治与化学防治相结合的综合防治体系,对指导当前南方水稻黑条矮缩病防控工作具有切实效果。 Aiming at the status quo of rice black-streaked dwarf disease in southern China, based on the understanding of the causes of pathogenesis, the harmful symptoms and the circulation theory of infection, a preventive and control strategy based on pre-treatment and prevention is established to establish a new strategy of agricultural control and chemical control Combined with the integrated prevention and control system, to guide the current southern black rice dwarf disease prevention and control work with tangible results.