当前,广东省早稻处于孕穗期,叶片浓绿、荫蔽,易感病。据各监测点调查,部分历史病区感病品种叶瘟发生较重,发病田一般病叶率为2%~6%,高的达30%以上,主要发病品种有:早两优336、华优665、深优9734、汕优系列、天优系列、秋优系列、马坝油粘系列、粤香占、七山占、黄华占、中二软占、金占、糯稻等 At present, early rice in Guangdong is at the booting stage, the leaves are dark green, shaded and susceptible to disease. According to the investigation of various monitoring points, the incidence of leaf blast occurred in some historical ward susceptible varieties. The incidence rate of common disease in the disease field ranged from 2% to 6% and over 30% in height. The main disease types are: Excellent 665, deep excellent 9734, Shanyou series, the days of excellent series, Qiuyou series, Maba oil sticky series, Guangdong Xiang accounted for Qishan accounted for, Huang Hua accounted for in the second soft accounted for, accounting for glutinous rice