Abstract: Elaphe anomala had been considered as a sub-species of Elaphe schrenckii. Based on Ji Daming'sresearch for years, it should be defined as a independent species and named as Elaphe anomala.The morphological characters and living habits of Elaphe anomala are reported in detail in the paper.

Key words: land use, soil organic carbon, active organic carbon, non-active organic carbon, Heihe River.