马铃薯 Y 病毒组的有些成员容易提纯,并且容易获得高产量(20mg 以上/千克组织)。这些病毒有菜豆黄色花叶病毒的某些株系、三叶草黄脉、曼陀罗鞋带病毒、天仙子花叶、花生斑驳、辣椒脉斑驳、马铃薯Y、烟草蚀纹和芜菁花叶病毒的有些株系。马铃薯病毒组其他成员已证明提纯极其困难,常常得到产量很低。例如包括菜豆黄色 Some members of the potato Y virus group are easily purified, and high yields (20 mg or more / kg of tissue) are easily obtained. These viruses have certain strains of the bean mosaic virus, clover yellow veins, datura lace virus, fantacya, peanut mottle, pepper veins mottle, potato Y, tobacco etch and turnip mosaic virus Some strains. Other members of the potato virus group have proved extremely difficult to purify and often yield very little. For example include yellow beans