Study on the Ecological Forestry Sustainable Development

According to the ideas of sustainable development, ecological forestry is a kind of important development model of forestry sustainable development. Its main ideas are achieving the optimum equilibriums of ecology and economy. This paper discussed the theoretical structural modes of ecological forestry in protection engineering of forest environments, ser- vice engineering of forest ecological environments and industrial engineering of forestry, etc. On that basis, it is indicated that the practice ways of realizing ecological forestry, such as natural protection area, forest park,recycling economy and management system of classified forest, etc.