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为明确大豆花叶病毒侵染大豆后引发症状的不同类型及比例,南京农业大学和河北科技师范学院对726个大豆品种接种SMV弱毒株系SC3和强毒株系SC7后引发的症状进行了调查,并于近期发布了研究结果。该项研究结果显示:SC3可系统侵染726个供试大豆品种中的643个,有313个表现花叶和坏死混合症状,
To clarify the different types and proportions of symptoms induced by Soybean mosaic virus infection in soybean, Nanjing Agricultural University and Hebei Normal University of Science and Technology investigated the symptoms of 726 soybean cultivars inoculated with attenuated SMV strain SC7 and virulent strain SC7 , And released the research results in the near future. The results of this study showed that SC3 could infect 643 of 726 soybean cultivars systematically, 313 exhibited mixed symptoms of mosaic and necrosis,