According to the ecological factors which resulted from the ecological environment constrcution project of soil and water conservation in the loess plateau region

the monitoring stations scheme and monitoring content of every factor on the soilphysical and chem ical character

water quality

forest and grass coverage and local climatewere defined

and themonitoring method and correlation index were raised. Themonitoring results showed that the contents of soil nutrients raised and the forest and grass coverage increased

and the local climate was improved.