Abstract: Ganjiang township in Heyang county of Shanxi province is a typical upland farming area.As a result of long-term extensive cultivation,over-reclaimation and serious soil and watererosion,the eco-environment has been greatly destroyed.With a series of effective measuresto restore the disordered agroecosystem,grain production and other incomes are progressively increased,and the economic,social and eeological effieieneies are greatly improved.Agrieultural productions are progressing with fine eyclings.

Key words: Vegetation in Northeast China, Ecogeographical distribution, Temperature index, Humidity index