Abstract: Abstract:Cassava, as a non-food energy crop, is one of the best choices for producing ethanol, a kind of clean bio-energy. Through analyzing, the authors of this paper thought that, there are many advantage conditions, such as good climatic conditions, rich marginal land resources, high planting efficiency and a huge of space for development for Jiangxi province to cultivate cassava. Meanwhile, combining with practice, the authors put forward the developing strategy for planting energy crop cassava in Jiangxi.