Abstract:Remote-sensing identification combined with the site visit was applied to find out the land use situation since 1950 in Hongqi gully watershed,and an analysis of the land use succession as well as land conversion situation was made,showing that land use was closely associated with the watershed treatment,construction of basic farming land and human disturbance.Land conversion was related to the proportion of forestation and fruit trees,and the proportion of land conversion was related to the development of basic farming land,especially proportion of dam field.