【摘要】 用SMV不同毒株接种大豆后,定期检测植株体内的病毒浓度。结果各毒株接种48小时后即在部分植株顶芽内洲出病毒,按种后20—25天植株内病毒含量最高。更多还原

【Abstract】 The virus concentration of 6 isolates was.detected by ELISA after 2, 10, 15, 20, 25, 30, 35, 40, 50, 60 days of inoculation The highest virus concentration appeared 20—25 days after inoculation. The virus could be detected in the top buds of all the tested SMV isolates 48hrs after inoculation.更多还原