Techniques for the Maintenance and Propagation of Phytoplasmas in Glasshouse Collections of Catharanthus roseus

Phytoplasma collections are a vital resource for researchers and diagnosticians studying phytoplasma diseases. They provide material as a point of reference and a research tool to increase our understanding of phytoplasmas and the diseases they cause. This chapter describes the techniques required to create and maintain collections of phytoplasma-infected Catharanthus roseus (Madagascar periwinkle).