The degeneration of Phyllostachys proecox with covering organic material was one of the major problems affecting sustainable development of bamboo industry in the region. In order to analysis the degeneration causes and provide scientific basis for its restoration, based on the evaluation of degradation degree, strand structure of degeneration bamboo forest was compared and analyzed, and on the view of plant population ecology, the photosynthesis ecophysiology was studied. The main results were as f...