【摘要】 陕西大豆上引致花叶的是大豆花叶病毒(SMV)。根据病毒在东农64—3513大豆品种上的症状可认为是三个不同的新类型:花叶类型 SMV—M,泡疹类型 SMV—H,顶枯类型 SMV—T。关中地区引起菜豆、豇豆及扁豆花叶、皱缩等症状的是黄瓜花叶病毒(CMV),属豆科系统群。在豇豆上分离的黄瓜花叶病毒(CMV)除致死温度低(73—75℃)、种子能带毒、不感染蚕豆外,寄主范围及其反应、蚜虫传毒、免疲双扩散等结果同于菜豆上分离的黄瓜花叶病毒(CMV)。更多还原

【Abstract】 The mosaic disease found on soybean in Shaanxi Province is caused by SMV.The virus symptoms on soybean varieties of Dongnong 64-3513 can be considered as new types as SMV-M,SMV-H and SMV-T.The mosaic diseases found on beans,hyacinth dolichos and cowpeas in Guan- zhong Plain in Shaanxi is caused by CMV.The virus belongs to the leguminous systematic group.The virus found on cowpeas,apart from the low TDP(73-75℃),the non-infection of broadbeans and the virus bearing through seeds have the same characteristics as the virus(CMV) isolated from beans in the way of host range,host reaction and results obtained from the tests of agar gel double diffusion.更多还原