Effect Of Shrubs On Soil Resources Of The Alpine Meadow In The Northwestern Plateau In Sichuan Province, China

This article studied the relations between the vegetation change and space of soil resource distributing in Alpine area. This research used pane sampling,random sample 50 soil samples in 0-20cm of each site in two adjacent sites representing the Alpine meadow and Alpine shrubland respectively, and note detailed its living surroundings of each soil sample of shrubland according to under shrubs and between shrubs in study area in Hongyuan county of the northwestern plateau of Sichuan province, and analyzed the character of these soil samples. Have been done statistical work, analyzed and compared these experimental data using the SPSS(11.0), studied the mean concentration,spacial heterogeneity and correlation relation of each soil nutrient of the two studied sites and two living surroundings of shrubland. Results indicate that Alpine meadow is higher than Alpine shrubland in...