Geminiviruses are a group of plant viruses occurred worldwide and characterized by their unique twinned particles, which encapsidate a circular single-stranded DNA genome.

双生病毒世界范围内广泛发生具有孪生颗粒形态植物单链DNA病毒,近年来已在多种作物上造成危害,给作物生产造成了严重损失。