1. Introduction Due to the harsh growth environment of wild Dendrobium and the over-exploitation of its resources, wild Dendrobium resources are on the verge of exhaustion. Recently, cultivation techniques for Dendrobium officinale (D. officinale) have been explored and implemented in various provinces of China, including Zhejiang, Yunnan, Guangxi, Guizhou, Jiangxi, and Hunan. These provinces have established ecological cultivation systems in the main producing areas of D.
