The basic problems in mountainous regions are thought as odious condition of nature and economy，unrational structure of production

little input to science

technology and education

too much population to burden but with poor personal quality

the severe reality could not permit the harness of small watershed to run on the way of high input and output. On thinking the special conditions of China the harness of the small watershed should exploit and utilize the potentialities fully of natural resource

man-power

necessaries.input

science and technology as well as the potential productivity of some resource based on the persistence of equitability

sustainability

harmony

requirment

high efficiency and periodic leaping to get the sustainable

stable and coodinating evelopment of small watershed.meanwhile.in the process to obtain shortterm benefit the longterm interest of future generations could not be infringed.