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Physical and chemical properties (including coverage, thickness, hardness, moisture, particle size distribution, organic matter and nutrient contents etc.) of biological soil crust and 0–5.0cm surface soil under the crust in three types of vegetation (semi-shrub Artemisia frigida, shrub Salix gordejevii and tree Populus simonii) were surveyed in 2005 and 2006 in Horqin Sand Land to understand the...
The restoration of degraded grassland which caused by over-grazing is directly related to land sustainable and economical development in North China. However, it is not well know that the impact of grazing excluding and continuous free grazing on soil properties in this region. In this paper, Soil physical and chemical properties under grazing excluded for 5 and 11 years and free grazing were examined...
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