简介：Arabidopsisthalianahasmanyadvantagesforplantresearch,includingashortgenerationtime,smallsize,largenumberofoffspring,andarelativelysmallnucleargenome.TheseadvantagespromoteddeepenscientificinvestigationforvariousbiologicalissuesandcharacterizedmanygenesusingArabidopsisthaliana[1].Inthisstudy,dryseedsofArabidopsisthalianawereirradiatedbyneonionbeamsfrom100to500Gy.Thenabout10dryseedsweresownonMurashigeandSkoogmedium,eachtreatmentgrouprepeatedforthreetimes,andalltheculturedishesweregrowninthecultureroomswiththeconditionof22?Cunder18h-light/6h-darkcycle.ImageJsoftwarewasusedtomeasurethelengthofrootsandhypocotylfromthedigitalphotostakenonthe7thdayaftersowing.