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前言水稻细菌性条斑病(Xanthomonas or-yzicola Fang et al)(简称稻细条病)是我国对内对外植检对象之一。据过去报道,该病在国内分布有广东、福建、浙江等省以及我区部分县市。在平南县历史上并无分布,自1976年以来,早稻少量零星发生,但无灾害性报告;晚稻则连年连片发生,疫区面积有扩大之势。1976年至1982年逐年发病面积依次为300、0、10、170、4633、2411、8500亩,我县为防治此病害投入了日渐增大的人力、物力、财力,引起人们的普遍关注。近年来,对于该病害危害损失的轻重程
Introduction Rice bacterial leaf streak (Xanthomonas or -yzicola Fang et al) (referred to as rice sliver tubercle disease) is one of the objects of internal and external phytosanitary. According to reports in the past, the disease was distributed in Guangdong, Fujian, Zhejiang and other provinces as well as some counties and cities in our region. There was no distribution in history of Pingnan County. Since 1976, a small number of early rice has occurred sporadically but without any disastrous reports. Late rice has been contiguously spreaded in successive years, and the area of epidemic area has expanded. From 1976 to 1982, the annual incidence of disease area was 300,0,10,170,4633,2411,8500mu. The county has invested a great deal of manpower, material resources and financial resources in preventing and controlling this disease, causing widespread concern. In recent years, the damage to the damage of the disease severity